Step 0: Use Blackra1n to install Cydia
Do not be confused by hundreds of sites offering to unlock/jailbreak your iPhone.There is only one legitimate software available to jailbreak your iPhone - blackra1n
Please go to blackra1n.com and download the application on your mac or windows and start jailbreaking your iPhone. Its free and easy to do! Please have a look at blackra1n blog for more info.
CNET has a great step-by-step guide on how to jailbreak and install Cydia on your iPhone - CNET
Step 1:Install Cydia install app when you first launch blackra1n
Install Cydia when you first launch blackra1n on your device. This will let you search for and install a number of cool iPhone apps like ours!
Step 3: Search AutoSilent or Auto Profiles Manager on Cydia
Click on Cydia and search for AutoSilent or 'Auto Profiles Manager' to install our cool app.
Feedback
We will continue to improve our app with free to keep it one of the top Cydia apps with frequent product updates including new features. Therefore we want to know all about your suggestions or any bug you may encounter!
To make it easy for you, we have built in a feedback form in our app. Please go to 'More' and choose 'Contact Us' to tell us what you like and what you want us to improve. You can also send an email to contact@iphonepackers.info.
Other interesting apps: SwirlyMMS, SBSettings, MivTones, Make It Mine,IntelliScreen.