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OneRepMax vs PoopySoft™

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

OneRepMax compared with PoopySoft™
DetailOneRepMax logo OneRepMaxPoopySoft™ logo PoopySoft™
What it doesFree one rep max calculator with seven formulas and percentage charts Enterprise software for people who poop
StageNot given Startup
FoundedNot given 2026
Based inNot given US
Pricing modelFree Free
PricingNot given Not given
Key features
  • Seven 1RM formulas (Epley, Brzycki, Lombardi, Lander, Mayhew, O'Conner, Wathen)
  • Average of all formulas as recommended result
  • Percentage chart from 100% to 50% of 1RM
  • Rep-max table for 1RM through 12RM
  • Support for kilograms and pounds
  • Exercise-specific formula defaults
  • RPE adjustment for reps in reserve
  • Multiple exercise categories (chest, back, legs, shoulders, arms, Olympic)
  • Browser-based history with no account
  • Warm-up sets calculator and rep-max table
  • Product intelligence shortlists for bidets, toilet paper, and wipes
What makes it different
  • Uses seven published formulas instead of one, showing average and range for transparency
  • No account, sign-up, or data storage required
  • Covers dozens of exercises with exercise-specific guidance and lift variations
  • Warns about formula accuracy limits and when estimates are unreliable
  • Includes linked tools for related calculations (DOTS, Wilks, training max, FFMI, VO2)
  • No accounts or subscriptions required
  • Entertainment-focused approach to serious biological processes
  • Unnecessarily sophisticated calculators and tools
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)010
Referring domains (Majestic)02

4 details filled in for both companies.

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