iPhone 3G 3GS Hardware Problem Solution

iPhone 3G 3GS Hardware Problem Solution - The way you uncover all the iPhone 3G and 3GS problem with helpful pictures indeed.

Locate your lost and stolen computer

This is a trick to locate your lost or stolen computer if you face no more solution at all.

The Beauty of Mathematics

See how the Mathematics works with all the awesome numbers.

How To Enable Windows 7 Hidden Features

In windows 7, it has 5 features that are hidden. These features are completely come in handy for user.

How to open Office 2007 Files within MS office 97, XP and 2003

Alike to the conventional “.doc” files, “.docx” format consists of the supplementary formatting information as well as offers a compressed or in other words, it offers slighter size of the file.

7 Amazing Metal Back Covers for iPhone 4

I saw many metal back covers for iPhone 4 before, but this is best collection I have ever seen, specially the one with the pwnapple logo. 24$ for this cover to make a new look for iPhone 4.

Untethered Jailbreak 4.2.1 with Redsn0w will not be Only a Jailbreak

According to MuscleNerd conversation which took place on his Twitter account, he declared about new features on the upcoming Redsn0w version which will not only allow to be an untethered jailbreak for all devices running iOS 4.2.1, but it will upgrade the devices which rely on tethered jailbreak to untethered one without restore, you will only need to use the new version of Redsn0w.

Windows Phone 7 VS. iPhone 4 [Video]

The guys over Zollotech have made a 20 minutes video comparison between Windows Phone 7 and iPhone 4 iOS, you will note that the guy who prepared this presentation, seemed pretty impressed with Windows phone 7, finding it faster in some applications. Check out this comparison yourself after the jump.

Apple Releases new iPhone 4 Christmas Ad – Under the Covers

Apple has released another iPhone 4 ad promoting the FaceTime video calling feature once again. In the video, a small boy takes his mom’s iPhone into bed and literally under the covers to talk to Santa and bringing joy to the boy. Well, watch the video after break and wish us a happy holiday ending.

Sherif Hashim Confirms iPhone 4 Unlock Coming Before Mid-January

I have just received a tip via Twitter informing us that Sherif Hashim, the well-known iPhone baseband hacker replied someone asking him (in Arabic) about if the unlock would be ready before 16th January. Hashim has confirmed that the unlock will be available before that date.

Downgrade 6.15.00 Baseband Task Will Start After Releasing 2.10.04 Unlock

After MuscleNerd has declared about the new amazing Redsn0w jailbreak features, he has been asked about the downgrade for 6.15.00 baseband on iPhone 3GS and 3G after using ultrasn0w, he points that the work on the downgrade issue won't start only after the release of iPhone 4 baseband 2.10.04 unlock which expected to see the light in less than a month.

Facebook 3.3.3 for iPhone Brings Bug Fixes & Various Improvements

Facebook for iPhone has got an update today, the new 3.3.3 version of Facebook for iPhone brings some improvements for notifications, and much better reliability with some bugs fixes. You can also post as a page that you admin on Facebook, as in the past. Check the full changelog below.

Have You Ever Thought Why Cydia is Called Cydia?

Anyone with a jailbroken device has Cydia on their devices and most of you know that Jay Freeman (a.k.a. saurik) is the one behind Cydia but have you ever though why Cydia is called Cydia? What does this word mean?

SBSwitcher Puts SBSettings Toggles in the App Switcher (Multitasking Bar)

SBSwitcher is a new tweak available in the Cydia store. It allows you to place SBSettings toggles in the App Switcher (i.e. the multitasking bar). Simply scroll the App Switcher bar to the left to access SBSettings toggles. This tweak is compatible with iOS 4.x on iPhone and iPod touch.

WikiLeaks Now Available on the App Store

Unofficial WikiLeaks app has just arrived the app store, it makes sense to see it unofficial due to the criticality of its activities and news, the app is available to download on your iPhone, iPod touch and iPad.

8 Must-Have Jailbreak Apps for this Weekend !

We talked about lots of new jailbreak tweaks the last few weeks and we decided to sum up these tweaks in one post so in case you missed any of them, you can catch all the this week's tweaks below.

Restore iPhone 3GS, 3G to iOS 4.2.1 / 4.1 on 06.15.00 Baseband After Using Ultrasn0w 1.2 [How to Guide]

In case you have unlocked your iPhone 3GS / 3G by flashing iPad baseband 6.15.00 with ultrasn0w 1.2 on iOS 4.2.1, and have issues while restoring your device, here is Sherif Hashimthe guy behind ultrasn0w unlock tool, has posted a simple guide showing how to restore your iPhone 3GS / 3G to avoid iTunes errors.

Steve Jobs: MobileMe Will Get a Lot Better in 2011

Here comes another one of Steve Job's emails! The news comes from an unnamed MacRumorsreader that reports that the reader has contacted Steve Job about MobileMe.

iOS 4.2.1 Untethered Jailbreak Confirmed for Christmas

Early this morning, the iPhone Dev Team showed off a quick video demonstration for something called backup plan which doesn't waste exploits but this method requires more time to make it work on all devices on iOS 4.2.1.

Untethered iOS 4.2.1 Jailbreak on All Devices Achieved [VIDEO]

As most of you know, comex is currently working on an untethered solution for jailbreaking iOS 4.2.1, but today, the iPhone Dev Team has unveiled one of the many their plans! They got up their sleeves with a backup plan for an untethered iOS 4.2.1 jailbreak for all devices.

Downgrade 06.15.00 Baseband iPhone 3GS / 3G on iOS 4.2.1 After Ultrasn0w 1.2 Soon

Here's a bit of good news for who suffered from the new unlockable baseband 6.15.00 on iPhone 3GS and 3G. Most of the unlockers who unlocked their devices with ultrasn0w 1.2 can't restore to any stock firmware above 4.1, it only can be restored to a custom firmware, moreover, ultrasn0w 1.2 caused a loss of GPS. Let's check out the new progress regarding downgrade 06.15.00 baseband.

Cydia Expands to Make Custom Cases for Themes !

With the growing success of Cydia, it seems apparent that Cydia is going to be starting to make cases for its themes. These cases will be available for purchase in due time. The cases will match the theme of your choice.

How to Switch Back to Old Facebook Profile Page Layout

Facebook has introduced the new design for profile pages with prominent display of basic profile information, latest photos, friends list and more. However, some users may not like the new design and want to revert back to old Facebook profile page layout. Do you want really to switch back to old Facebook profile page layout design?

HOW TO: Upgrade to New Cydia on iOS 4.2.1

In case if you still didn't update your Cydia to the new version on your iOS 4.2.1, and while there is no option to do the update directly from Cydia, I will show you how to do this with a few simple steps. After you will update to the new Cydia you will feel a huge performance boost throughout the whole applications.

Apple Confirms White iPhone 4 Coming Spring 2011

We are just in. Apple has just confirmed via new Apple Store signage that the white iPhone 4 will be available in Spring 2011. In a new Apple Store sign, Apple notes, The white iPhone 4 will be available spring 2011.

Save SHSH Blobs Directly from Your iPhone, iPad, iPod touch with iSHSHit

iSHSHit is a new Cydia utility that allows you to save SHSH blobs directly from your iphone, iPod touch or iPad itself, without the need to use a desktop application such as TinyUmbrella.

HOW TO: Activate iPhone 4, 3GS, 3G Without Original SIM or Hacktivation with SAM & Redsn0w 0.9.6b6

Few minutes ago, a new mix-up between iPhone dev-team and sbingner, has been done to allow you to activate your iPhone 4, 3GS and 3G without using original SIM or Hactivation. Thanks tosbingner's new tool which called SAM (Subscriber Artificial Module) and redsn0w 0.9.6b6. Moreover this mix-up has fixed the battery consuming after unlocking iPhone 3GS/3G with ultrasn0w 1.2. Let's check out how use this package after the jump.

Download Redsn0w 0.9.6b6 to Activate iPhone 3GS / 3G and Fix Battery Drain after Ultrasn0w 1.2

iPhone Dev-Team has just released redsn0w 0.9.6b6 (Windows and Mac) to jailbreak iOS 4.2.1 on iPhone 3GS/3G and update their basebands to iPad baseband 6.15.00, as most of you know that redsn0w 0.9.6b5 did that, but the new version of redsn0w 0.9.6b6 brings activation without hacktivating, or using original SIM card and increases battery life substantially, as we reported earlier, it was the most prevalent problem after unlocking iPhone 3GS/3G with ultrasn0w 1.2

Ultrasn0w 1.2 Unlocks iPhone 3GS, 3G on iOS 4.2.1 [How to Guide]

The iPhone Dev Team has just released ultrasn0w 1.2 which brings carrier unlock for iPhone 3GS and iPhone 3G on iOS 4.2.1 or iOS 4.1.

From the iPhone Dev Team Blog:

HOW TO: Jailbreak iOS 4.2.1 iPhone 4, 3gs, 3g, iPad, iPodTouch with Redsn0w 0.9.6b4

Few moment ago we broke the news about the release of Redsn0w 0.9.6b4 to jailbreak iOS 4.2.1 on iPhone 4, 3GS, 3G, iPod touch 4G, 3G and iPad with working MobileSubstrate, as we told you earlier that redsn0w 0.9.6b4  is based on GeoHot’s limera1n bootrom exploit.

HOW TO: Update / Unlock iPhone 3GS / 3G Baseband 06.15.00 with Redsn0w 0.9.6b5 on iOS 4.2.1 / 4.1 [Windows & Mac]

Well, here's the iPhone Dev-Team has just released redsn0w 0.9.6b5 to jailbreak iPhone 3GS and 3G on iOS 4.2.1 and update baseband to 06.15.00 which can be unlocked with the newly released ultrasn0w 1.2, the redsn0w 0.9.6b5 is available for both windows and mac users.
Cydia is a household name amongst the jailbreak community, but what does the word really mean? and why was it called that? Those of you who have jailbroken iOS devices are very likely to have used Cydia. The credit for this store which brings extra unrestricted functionality to our iOS devices goes to Jay “saurik” Freeman, who happens to be the brains behind this concept.

iPhone 5 Clone Arrives 6 Months Before iPhone 5 Announcement [VIDEO]

The iPhone 5 is yet to be seen, demoed or even announced by Apple, but this hasn’t stopped a Chinese manufacturer from demoing an iPhone 5 ‘clone’. It’s very likely that the clone is not running iOS and is more likely running Android with a custom iPhone skin on it. As you can see from the picture below there has not been much imagination used, as it looks more like a thinner version of the 3GS than anything else.
Check out the video after the break to see iPhone 5 clone in action.

Download iTunes 10.1.1 for Windows and Mac

Apple has just released iTunes 10.1.1 for both Windows and Mac OS X. This seems to be a minor update, mainly addresses some bug fixes after the major update released last month.

Sync Your iPhone, iPad, iPod touch Photos Library with PC or Mac Wirelessly Using Cinq

Cinq is a new application for iOS devices that wirelessly transfers pictures from your iPhone, iPad or iPod touch to your home Mac or PC and it works over 3G and Wi-Fi. There are three versions of the app to choose from: a paid version for the iPhone / iPod touch, a free but ad-supported version for the iPhone / iPod touch, and a paid version for the iPad.
Once downloaded, you have to navigate to the Cinq website and sign up for a free account. You will then be required to download a little server app that runs on your computer. This sever app is required to maintain a connection to your iOS device, so when you take a picture on your iPhone, or select an image from your camera roll, it uploads in full resolution to your computer having used no cables and no iTunes. When you have the account created and aCinq Server is up and running on your computer, launch the Cinq app on your iPhone and enter the account information that you created and voila, all of your iPhoto albums will appear.

Make Free Phone Calls From Your iPhone, iPad and iPod touch with Viber

Viber is an iOS application that lets you make free phone calls to other devices that have Viber. You can call any Viber user anywhere in the world, for free. Viber is available to install for free on your iPhone, iPad or iPod touch, all you have to do is provide your phone number meaning, unlike Skype, no registration is necessary.

New TinyUmbrella Update Will Allow You to Restore iPhone, iPad, iPod touch Without iTunes

The developer behind the well known TinyUmbrella program has confirmed that a new upcoming update to his program will allow you to restore your iPhone, iPad and iPod touch to a selected iOS firmware without having to use iTunes.
I’ve been working on a new and improved version of TinyUmbrella that will, among other things, allow you to restore your iDevice without iTunes. With the holiday season and work, this will take me a bit to get working the way I want it. I appreciate your patience and your support. You guys are awesome :) No ETAs yet but I’ll post updates here and on twitter.

Apple Quietly Disables Jailbreak Detection API in iOS 4.2.1

The Jailbreak Detection API which was introduced by Apple in June this year with iOS 4.0 has been quietly disabled or removed from iOS 4.2.x, reports NetworkWorld. This API was used by third-party MDM apps such Afaria or AirWatch to detect whether the user’s device was jailbroken or not.

iPhone and iPod Touch Themes

<Click Here if you want to read the guide>
and also Click Here if you want to another Themes
Bored with the current look and feel of your iPhone? Well we have tons of themes to keep your iPhone look sexier than ever before!

Jeans iPhone Theme
Young, fresh and trendy especially for students. The jeans background and the badges as application icons takes you back to the college days.

HTC Hero Sense UI on iPhone

Here is a complete step by step guide on installing the gorgeous looking HTC Sense UI –like theme on your iPhone. Credit for this theme goes to Justflikwalk of deviantART. I have modified his theme slightly to make the fonts on the clock widget to look exactly like it is on the HTC Hero.

[UPDATE] Guide how to make Theme for iPhone

Installation Instructions:
You will need to install Winterboard from Cydia to get this theme working. Start Cydia, search for “Winterboard” and then install it:

The Groundbreaking 3D Game “Infinity Blade” Hits iPhone, iPad and iPod touch

The award winning studio, Epic Games which is behind Xbox 360 hits like Gears of Wars 2 and Unreal Tournament 3 – has released Infinity Blade for iPhone, iPad and iPod touch. Infinity Blade for iOS is based on the Unreal Engine 3 and needless to sat, it looks amazing!

The first mobile game powered by Epic’s cutting-edge Unreal Engine 3 technology, Infinity Blade takes handheld gaming to new heights with gorgeous visuals, adrenaline-fueled battles and advanced character progression in a fully 3D castle realm.

Antid0te Jailbreak Tool Promises to Bring Enhanced Security to Jailbroken iOS Devices

In a TED talk held last month, Cydia creator Saurik said that only about 10% percent of iPhone users jailbreak their iPhones. One of the biggest reason why people don’t jailbreak their iPhones is because of the increased security concerns, which may effect their private and confidential data stored on the device. While jailbreakers are encouraged to change their default root password, it still doesn’t make the jailbroken iOS devices secured as much as the non-jailbroken ones because of all the security protections that Apple has put in the place.

Free iPhone 3GS Offer From Best Buy on Friday, December 10th 2010

It seems like Radio Shack isn’t the only store that is offering discounts on iPhones. Best Buy will be offering free iPhone 3GS on contract for one day only, that is on Friday, December 10, 2010. BGR reports that this offer is valid to both new lines, additional lines, and also qualified upgrades.

Top 10 iPhone and iPad Apps of 2010

Apple has just announced their “Top 10” list of everything-iTunes for the year 2010. This includes top music, movies, TV shows, podcasts and iPhone / iPad apps.
The iPhone and iPad apps are broken down into paid, free and top grossing categories for the year 2010.

You Will Soon Be Able to Downgrade Baseband 06.15.00 to 05.15.04 on iPhone 3GS / 3G

Earlier today, MuscleNerd confirmed that he has got a “backup” method of making jailbreak untethered on iOS 4.2.1. This new method utilizes iOS 4.2b3 (Beta 3) SHSH blobs which Cydia only recently started saving for all iOS devices.

Comex Confirms iOS 4.2.1 Untethered Jailbreak Release Before Christmas 2010

Comex of Spirit and JailbreakMe fame has confirmed that a more efficient userland-based untethered jailbreak method for iOS 4.2.1 will be released before Christmas 2010. This confirmation in fact came before MuscleNerd got a backup method to make jailbreak untethered on iOS 4.2.1.

Untethered iOS 4.2.1 Jailbreak Is On Its Way ! [VIDEO]

MuscleNerd of the iPhone Dev Team has confirmed that he has got untethered jailbreakworking on the latest iOS 4.2.1 firmware. He further explains that this a “backup” plan to Comex’s upcoming userland method and that it is generalizable.

How to Save SHSH Blobs Directly From iPhone, iPad, iPod touch Using iSHSHit

iSHSHit is a new Cydia app that is an alternative to Tiny Umbrella. It lets you save and backup SHSH blobs directly off your iOS device. It also has the original functionality of being able to send your saved SHSH blobs via email, which is a very handy feature. It also automatically uses the Cydia On-File service, meaning that your SHSH blobs will also be saved on the Cydia servers.

Activate iPhone 4, 3GS, 3G Officially Without Original SIM or Hacktivation with Redsn0w 0.9.6b6 & SAM

iPhone developer and hacker Sam Bingner has released Subscriber Artificial Module (SAM)method which will allow you to officially activate your iPhone 4, 3GS and 3G without hacktivating, or using original SIM card.
“Subscriber Artificial Module (SAM)” tricks your iPhone and iTunes into creating legitimate activation tickets even though you’re unlocked with ultrasn0w.  This means you get the full benefit of push applications, and your battery life increases substantially.  If you’d like to try it out, check out http://www.bingner.com/SAM.html
The benefit of Subscriber Artificial Module (SAM) as opposed to hacktivation is that it will result in great battery life, fully working push notifications and so on just like how it is on the officially activated iPhones.

How to Unlock iOS 4.2.1 with Ultrasn0w 1.2 [Video Guide]

The iPhone Dev-Team has released the updated version of carrier unlocking tool called Ultrasn0w which can unlock the latest iOS 4.2.1 and 4.1 firmware on iPhone 3GS and 3G on basebands later than 05.13.04. Since iPhone 4 has different baseband OS, It’ll take a little while longer for the Dev Team to unlock it on the latest firmware.
Follow the instructions posted below to unlock your iPhone 3GS or 3G on iOS 4.2.1.

Add Contact’s Photo to iPhone’s SMS Text Messages App using ChatPic [Jailbreak Tweak]

ChatPic is a new jailbreak tweak that puts a little photo of your contact beside each incoming chat bubble, a simple mod that gives the Messaging app a little more personality.
It takes the photo stored in the Contacts application, and is compatible with Facebook photo sync, which is a utility in the Facebook app itself that downloads your friends photos and matches them to the contacts on your iPhone.

iOS 4.2.1 Final Version Jailbroken Using Updated Redsn0w 0.9.6b4 [How to Guide]

The iPhone Dev Team has just released Redsn0w 0.9.6b4 today which brings first proper jailbreak, with working Cydia and MobileSubstrate for all iOS 4.2.1 devices.
For those of you who don’t know, Redsn0w 0.9.6b4 is based on Geohot’s Limera1n bootrom exploit which has already pwned all current iOS devices for life. The only problem is that it is a tethered jailbreak, which means you will have to boot it into a “jailbroken state” on every reboot.

Enable Widescreen 720p Photos on the iPod touch 4G [Jailbreak Tweak]

If you own an iPod touch 4G, you would already know that the camera cannot take widescreen 720p photos. With a tweak called HD Photographer available in Cydia, you can now enable widescreen photos using the built-in camera app on the iPod touch 4G. This adds more pixels to the photos you take but at the price of losing the default 4:3 aspect ratio. Technically, this tweak increases the iPod touch 4G’s rear camera from 0.7 megapixels (960×720) to 1.0 megapixels (1280×720).

“Pull To Refresh” for Mail App Arrives on the iPhone [Jailbreak Tweak]

Thanks to a new tweak available in Cydia called “Pull To Refresh for Mail”, you can now just pull your inbox list down past the search bar and your mail will automatically refresh. This has been seen on Twitter for iPhone (formerly Tweetie), various other Twitter clients and more recently the Facebook application.

This Accessory Turns iPhone and iPod touch into 3D Cinema [VIDEO]

A Japanese media artist Jitsuro Mase has come up with this amazing accessory for iPhone and iPod touch which allows you to watch movies in 3D without having to wear any of those funky-looking 3D glasses.

Twitter for iPhone and iPad Updated with iOS 4.2 Compatibility, Push Notifications

The official Twitter blog has just announced full iOS 4.2 compatibility for iPad and iPhone clients, and official push notifications support for Direct Messages (DMs) and Mentions for Twitter for iPhone client.

Official Google Voice App for iPhone Hits the App Store !

The official Google Voice app client for iPhone has finally been approved for the App Store.

Apple Releases New Battery Focused iPhone 4 Commercial [Video]

First was the ad for FaceTime, followed by the Retina Display, and now Apple has released a new commercial in its recent series, on… you guessed it, battery life! Check out the video after the break to see it for yourself.
The ad focuses on how the iPhone 4 can do everything for longer with its lithium polymer battery. Read longer, listen longer and edit longer just to name a few. It also highlights specific features which makes iPhone 4 superior to other mobile devices.

Source Code Of Sn0wbreeze 2.1 iOS 4.1 Jailbreak Tool Is Now Available For Download

Just like Chronic Dev Team’s GreenPois0n, the Windows counterpart of PwnageTool 4.1 known as Sn0wbreeze 2.1 has been fully open sourced and it’s source code is available to public for free. What’s the point of making it open source? You can modify the tool according to your own liking or even improve it for the betterment of the jailbreaking community under the terms and conditions laid down by General Public License (GNU).

How to Update iPhone 3GS / 3G Baseband to 06.15.00 with Redsn0w 0.9.6b5 for iOS 4.2.1 Unlock

Redsn0w 0.9.6b5 has just been released which can jailbreak and update iPhone 3GS & 3G baseband to 06.15.00 so that it can be unlocked using the newly released Ultrasn0w 1.2.
The new redsn0w 0.9.6beta5 is out.  It gives both Windows and OSX users the ability to flash the iPad 06.15 baseband on iPhone3G or iPhone3GS.  It fetches the baseband files directly from Apple for now (the only IPSW you ever point it at is the stock IPSW for the FW on your iPhone right now).  There may be a long delay while it’s doing this (their servers are getting pounded right now)
If you do flash your baseband via redsn0w, please keep it plugged into USB the whole time.  You don’t want your battery to die during the flash process!

HOW TO: Fix iPhone 3GS / 3G Battery Drain Problem & Over Heat After Unlocking With Ultrasn0w 1.2

The newly released ultrasn0w 1.2 which unlocked the iPhone 3GS/3G running iOS 4.2.1 by flashing the iPad baseband 06.15.00 using Redsn0w 0.9.6b5 or PwnageTool 4.1.3, has caused two major issues for many iPhone 3GS/3G users, ultrasn0w 1.2 has led to aggressive battery drainage, in addition, iPhone becoming excessively hot. Sherif Hashim, one of the hackers behind ultrasn0w has addressed these issues, let's check out them after the jump.

Call Via Google Voice Natively! [Jailbreak Tweak]

Phone GV Extension is a new Cydia tweak that allows your phone to natively use Google Voice to call. This is not a standalone app. Phone GV Extension seamlessly integrates Google Voice into the native iPhone app which gives Google Voice calling capabilities of both Google Voice dialing methods, Direct Dial mode, and Call back mode. Phone GV Extension is also compatible with iOS 4.2.1.

Steve Jobs "Hopes" More AirPlay Features Next Year!

According to MacRumors, one of the readers emailed Steve Jobs if Apple was ever going to enable Airplay to stream videos from third party apps and Safari Pages. Surprisingly, Steve Jobs replied back!

iOS 4.2's Networking is more Efficient and Less Battery Consuming?

According to Nokia Siemans, one of the world's top cellular companies, claimed today that the new iOS 4.2.1 that has just been released couple of days back, contains a type of technology called network-controlled fast dormancy or known as (NCFD). NCFD speeds up the networking performance and optimizes how the iOS device connects to a network. This also helps for less network utilities.

Infinity Blades RPG to Hit the App Store on December 9th!

The long waited Infinity Blades RPG will hit the app store on December 9th. The game was demonstrated in Apple's keynote before. This action role playing game was developed by Epic Games (also known as ChAIR) graphics has been flawless! The game will sell for 5.99 in the US.

ScrollingBoard Tweaks Your iOS Folders [Jailbreak App]

In case you are an iOS user, you may jailbreak your device to get the ability to tweak your folders and add some functions that Apple missed to do. Most of users use InfiniFolders or FolderEnhancer for unlimited folders on iOS 4 and InfiniDock for unlimited icons in the dock. However, with ScrollingBoard, you'll get both functions in one tweak with a better price!

Pull to Refresh Finally Comes to the Mail App [Jailbreak App]

As most of you know, the mail app on your iOS device requires you to go back to the main screen of the app just to press the refresh button. With the help of a new Cydia tweak, you can refresh your mail from anywhere in the app. Just like always, anything that uses system changes requires a jailbreak and Cydia.

To be able to use this tweak, you need a jailbroken device, you can jailbreak your iOS 4.x device using the latest version of Redsn0w by following our guide posted here then simply follow the steps given below. 
This Cydia tweak, called Pull to Refresh for Mail, is free in Cydia under BigBoss repository. This very neat little tweak lets you drag your finger down your device screen to refresh your inboxes. This is similar to the feature in the Facebook and Twitter apps. Overall, this tweak is very useful and can overall save you the work of going back to the refresh button everytime you need to check for new mail.
Well, here's the iPhone Dev-Team has just released redsn0w 0.9.6b5 to jailbreak iPhone 3GS and 3G on iOS 4.2.1 and update baseband to 06.15.00 which can be unlocked with the newly released ultrasn0w 1.2, the redsn0w 0.9.6b5 is available for both windows and mac users.
The new redsn0w 0.9.6beta5 is out. It gives both Windows and OSX users the ability to flash the iPad 06.15 baseband on iPhone3G or iPhone3GS. It fetches the baseband files directly from Apple for now (the only IPSW you ever point it at is the stock IPSW for the FW on your iPhone right now). There may be a long delay while it’s doing this (their servers are currently getting pounded).