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MyoFibre vs Strong

Strong is a polished, long-established workout log. MyoFibre is newer and built around one idea: open it and lift, with no account. Here’s how they differ.

MyoFibreStrong
AccountNone: open it and logUses an account. Its privacy label lists your email address and a user ID, linked to you
Where your training livesOn your iPhone, in your iPhone’s backupStrong Cloud sync
Free routines3 of your own, plus Full Body, Upper and Lower, and 3-day Push Pull Legs3 custom routines
Charts on FreeEvery lift, last three monthsSome; all charts need Strong PRO
Make a routine with AIYes, free: paste a routine from ChatGPT, Claude or any AI chatNot mentioned on its App Store listing
Apple WatchNoYes
Price (UK)£3.99 a month, £24.99 a year, £69.99 onceSeveral options listed, from £3.49 to £4.99 a month, £21.99 to £29.49 a year, or £79.99 to £99.99 once
AdsNoneNone

Checked on 20 October 2026 from each app’s UK App Store listing and the sources below. Prices and features change, so check the App Store for the latest. Strong is a trademark of its owner; MyoFibre isn’t connected with it.

Strong may suit you if

  • You log from an Apple Watch
  • You want your data synced to the cloud
  • You want an app with a long track record

MyoFibre may suit you if

  • You’d rather not make an account
  • You want charts and programmes without paying
  • You plan routines with ChatGPT or Claude
  • You want your training to stay on your phone

Moving from Strong

MyoFibre doesn’t import Strong’s export file yet. The quickest way to bring your routine across is to type it out or ask ChatGPT or Claude to format it, then paste it into MyoFibre’s routine import.

Sources: Strong on the UK App Store (prices, free routine limit, Apple Watch, privacy label); Setgraph, March 2026 (all charts on PRO).

Try MyoFibre free

Open it and start your workout: no account, no ads, no tracking. Free for as long as you like, with optional Pro.