RepMaths vs TestForReaction

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

RepMaths compared with TestForReaction
Detail	RepMaths	TestForReaction
What it does	Free fitness calculators for strength, training, nutrition and body composition	Five-round browser benchmark
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Free	Free
Pricing	Not given	Not given
Key features	One-rep max estimation from weight and reps Bench press, squat, deadlift and overhead press max calculators 5/3/1 training cycle generator TDEE and BMR calculators Macro and protein intake calculators Body fat percentage estimation using US Navy method Barbell plate loading calculator RPE and RIR conversion chart Calorie deficit and weight loss timeline calculator Warm-up set generator	Five-round test sessions Average, median, best, and consistency scores Visual reaction test Leaderboard with verified scores Score sharing tools
What makes it different	All formulas and sources cited on every page No sign-up required to use calculators Built on established, peer-referenced formulas from fitness and sports nutrition literature Works in both pounds and kilograms Built by a lifter	Emphasizes repeatable sessions over single results Accounts for device and browser latency differences Includes consistency metric across rounds Multiple reaction test types for different preferences
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	5 no change since last check
Trust Flow (Majestic)	0	2
Citation Flow (Majestic)	13	17
Referring domains (Majestic)	1	7

4 details filled in for both companies.