The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
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download may not be available in some countries.
From Harinder Chana:
Want to learn some really cool tricks for your iPhone or iPod, then your at the right place! This app contains secrets to your iPhone or iPod that you don't know. If you want to save battery on your iDevice, just get this app and it will tell you how! This app will always be updating so you will get more tips and tricks, so stay tuned and get this app.