Thank you for your review
Email me when discounted: 
1RM is a Mac OS X Dashboard widget that calculates your maximum possible lift (1RM, "one-rep max") given the number of times a submaximal lift weight was lifted. For convenience, it also lists simple percentages of the 1RM calculated and a suggest number of reps for that weight.

What's New

Version 1.3: Enforced limits of 0-10 reps.


Mac OS X 10.4 or later

Similar Software

Open Comparison
Suggest Other Similar Software
Leave a Review

1RM User Discussion

Nobody has reviewed or commented on this app yet. Add your own comment and get a discussion going!
Sort by: Time | Smiles
albion Member IconComment+30

Good idea. Any reason it can't handle 12 reps?

Reply1 reply
Version 1.2

what info can you extract from a 12 rep max? Useless....1RM allows you to extract much more information and to get an entire work out out if that little bit of data.

There are no Ratings for this App yet.
> 0 0


Current Version (1.x)


Downloads 789
Version Downloads 712
License Free
Date 19 Mar 2009
Platform OS X / PPC 32 / Intel 32
Price Free
Learn how MacUpdate Desktop makes installing apps from MacUpdate.com one-click easy.
Next time, install 1RM with 1-click

Learn how MacUpdate Desktop can install apps on MacUpdate with the simple click of the Install apps with MacUpdate Desktop icon. Plus, keep all your apps updated. Play video...