If you like Camera+ (now unavailable in the App Store), you will love ProCamera which in addition does video
The app is not cheap ($2.99) but we have 10 codes for you to get it Free . 1st arrived, 1st served
We tried the app and we love it!
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To use the voucher, get here
please indicate in comments which voucher you used for other readers
ps: you need to use it within the week and they work in the US store.