PRUV Pro: free trial, restore and codes

Free covers logging, history, records, progress photos and Compare, the plate calculator, the rest timer, stickers, weekly muscle balance, 3 saved workouts and 1 program.

PRUV Pro adds:

• Your figures and full history on every chart: estimated one-rep max, strength for your size, volume, left and right, and strength progress.
• Muscle balance by month.
• Unlimited saved workouts and programs.
• Choosing exactly what a reset clears.

Prices: £7.99 a month or £49.99 a year in the UK (the app shows your store's price). New subscribers get a free trial; the paywall shows its length before you start, and you can cancel before it ends without paying.

• Upgrade: Profile → Settings → Subscription → Upgrade to Pro.
• Restore purchases: in the same place, if you reinstall or change phone.
• Codes: tap Have a code? on the paywall. On iPhone you can also use Redeem a code in Settings.
• Cancel through the App Store or Google Play (see Support). You keep Pro until the end of the period you paid for.