I am performing a review on an iOS application for which I do not have the source code. In order to gain more control over the environment, I am running the application on a jailbroken iPad. I'd l...

I installed "Class Dump" from Cydia to get application header files. But there is a problem. I can use class-dump in default app. For example, I ran this command: class-dump -H /Applications/Mobil...

I am just curious to create an app which records video of iphone screen or capture images of iphone screen. I know that Apple doesn't allow such kinds of apps on the app store and I have no intenti...

Okay, So I have a Cydia app that I need to update. I am aware with Cydia apps that they don't have a Documents folder, so you have to make one. And here's how I made it before in iOS 4 (which does...

I wrote a tweak for Cydia, it adds an icon to the status bar. It works fine on the home screen and when SpringBoard is launched, also, if an app is already launched then it works fine, however, if ...

**The identity used to sign the executable is no longer valid.** Please verify that your device’s clock is properly set, and that your signing certificate is not expired. I've met this error whe...

Im developing a tool that tries to dump header classes for a jailbroken device on an App. I'm using Clutch, but sometimes Clutch fails to some newer apps, I'm thinking of integrating some tools oth...

I found out that many users use so-called "IAP crackers" instead of purchasing the items in in-app purchase (IAP). I also learned that Zynga Poker and Pokerist already detect IAP crackers and preve...

Before iOS7 I use UIGetScreenImage() function to take the screenshot easily, but in iOS7, it becomes deprecated, now are there any good methods to archive this?Thank you! Addition: I need take scr...

I have built an app for Apple's App Store, now I want to submit the app to the Cydia store. How can I do this? Should I just post the app.zip file built for the App Store to the Cydia store?

I have a Tweak and an app. The tweak is used to block SMS and the app is used to show the blocked SMS. But I don't know how to send the blocked SMS from the tweak to the app. How can I do this?

I am the author of a Cydia tweak called AirFloat. An app that implements the AirPlay audio protocol (previously known as AirTunes), making it possible to stream audio to your iOS device. AirFloat i...

There is a Cydia command line utility called open which will open an iOS application and attach to the SpringBoard. Is there a corresponding close command which will send the correct signal to th...

I don't mind using private API's or anything of the kind that Apple doesn't like, but would prefer a quick solution that doesn't stuff like playing silence in the background or swizzling. Obviousl...

I installed the iphone-python package from Cydia, but the HelloPython app closes immediately when I run it from Springboard. This may be a red herring, but I found the .py file in Terminal and tri...

I have a few questions about developing mobile substrate tweaks. First of all, how do you make them? Do you have to use XCode? What kind of files are needed and where do you place your code? H...

I want to run dpkg ( or any other binary library files from cydia in the /bin or /usr/bin directories) from a GUI app with an icon, like mobileterminal, ifile, myfile, cydia, alertscript, and so ma...

I have a schedule cache stored in an NSDictionary. For the example below, I have a schedule time of January 13, 20120 2:00PM and January 13, 2012 2:05PM. How can I add both of these to a queue to...

How can I start developing simple iOS tweaks for Cydia? What's the difference in compiling an app for the official App Store and Cydia?

I programmed a small app for iOS, and I used Mac OS X 10.6.6, Xcode 3.2.5 and iOS SDK 4.2, all running in a Virtual Box machine 4.0. now I want the app to run on my iphone and to distribute ...

As far as I know (and read everywhere) an application's documents directory should be somewhere in /var/mobile/Library/ on the iPhone but if I'm logging the gotten directory it is /var/mobile/Docum...