Comparison

531 Workout Tracker vs Iron Forge

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

531 Workout Tracker

This app automates the calculation and tracking of your 5/3/1 strength training program. It generates full training cycles, logs sets with AMRAP tracking, and provides progress insights. Your data stays private and works offline.

Highlights
  • Automated 5/3/1 cycle generation
  • One-tap set logging with AMRAP tracking
  • Automatic rest timer
  • Plate calculator
  • Smart training max suggestions
  • Deload recommendations
  • Estimated 1RM charts
Features
Read full description

Your entire 5/3/1 program, calculated for you. Enter your lifts once and 531 Workout Tracker builds your full training cycle - every warm-up, working set and AMRAP target, using the proven 5/3/1 progression. Ditch the spreadsheets and stop doing math in the gym. TRAIN • Complete training cycles generated from your training maxes for squat, bench press, deadlift and overhead press • Multi-cycle program blocks: 5s PRO leaders, 7th Week deload, PR-sets anchor, and a TM test that sets up your next block - with Boring But Big, Boring But Strong and First Set Last presets • Templates: Basic 5/3/1, 5/3/1 for Beginners, Boring But Big, Boring But Strong, First Set Last, Second Set Last, Upper/Lower • Customise supplemental work, PR sets vs 5s PRO, 5/3/1 or 3/5/1 week order, joker sets and assistance exercises IN THE GYM • One-tap set logging with AMRAP rep tracking • Automatic rest timer between sets • Plate calculator - tap any weight to see exactly what to load per side PROGRESS • Smart training max suggestions from your TM tests and AMRAP sets - including when a TM should come down • Deloads recommended at the right time, so you progress without burning out • Estimated 1RM charts for all four main lifts • PRs detected automatically from every AMRAP set • Strength standards by bodyweight and age • Bodyweight tracking PRIVATE BY DESIGN You don't need to create an account. The app works offline. Your data stays on your phone, with one-tap backup and restore. Try your first 2 weeks of training for free, then unlock the full program with Pro - monthly, annual, or one-time lifetime purchase. Get stronger with 5/3/1. Download and start your first cycle in under two minutes. 531 Workout Tracker is an independent tracking tool and is not affiliated with or endorsed by Jim Wendler. 5/3/1 is his creation - to understand the philosophy behind the program, we highly recommend his books, especially "5/3/1 Forever" and "Beyond 5/3/1". Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Iron Forge

This app is designed for powerlifters and strength athletes to track personal records for specific exercise variations and calculate total load accurately. It offers fast workout logging, a comprehensive logbook for training history, and tools for conjugate method lifting.

Highlights
  • Variation-level PR tracking
  • Equipment identifier for accurate load calculation
  • Conjugate method logging with percentage calculators
  • Fast workout logger with rest timers
  • Comprehensive logbook for training history and PR progression
  • Advanced analytics with subscription
Features
Read full description

Iron Forge is the ultimate strength training app built specifically for powerlifters, strength athletes, and conjugate-method lifters. Whether you're rotating Max Effort variations, executing Dynamic Effort speed work, or tracking accessory volume, Iron Forge gives you fast, frictionless logging designed for serious lifting. KEY FEATURES: • VARIATION-LEVEL PR TRACKING: Track personal records across specific exercise variations (e.g. 2-Board Press, Safety Squat Bar Box Squat, Deficit Deadlifts). • EQUIPMENT IDENTIFIER: Automatically factors in bar weight, specialty bars, chains, and bands for accurate total load calculation. • CONJUGATE METHOD LOGGING: Easily distinguish Max Effort (ME) and Dynamic Effort (DE) sessions with set-by-set percentage calculators. • FAST WORKOUT LOGGER: Log weight, reps, RPE, and rest timers with minimal taps while resting between heavy sets. • COMPREHENSIVE LOGBOOK: View your lifetime training history, volume trends, and PR progression over time. Forge your strength. Log faster. Break PRs with Iron Forge. SUBSCRIPTION INFORMATION: Iron Forge offers an optional auto-renewable subscription (Iron Forge Pro) providing advanced analytics, unlimited variation tracking, coach rosters, and automated weekly progress reviews. • Payment will be charged to your Apple ID account upon confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current billing period. • Your account will be charged for renewal within 24 hours prior to the end of the current period. • You can manage and cancel your subscriptions in your App Store Account Settings anytime after purchase. Terms of Use (EULA): https://the-iron-forge.com/terms-of-use.html Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://the-iron-forge.com/privacy-policy.html

Screenshots

531 Workout Tracker4 screens
Iron Forge4 screens

Verdict

The call

The clearest difference is review sentiment: Iron Forge at 100% against 531 Workout Tracker's 0%. Iron Forge also leads on rating (5.0 vs 1.0) and ratings volume (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 531 Workout Tracker sells 3 in-app purchases, starting at $6.99 per month and Iron Forge sells 1 in-app purchase, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Iron Forge holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 0% of 531 Workout Tracker's written reviews are positive against 100% of Iron Forge's.

UpkeepUpdate frequency

531 Workout Tracker ships an update every 6 days, Iron Forge every 4 days. The most recent releases landed on October 11, 2026 and October 19, 2026 respectively.

Scorecard3 real differences · 7 level
531 Workout Tracker versus Iron Forge: the parameters behind the verdict, then further details
Parameter531 Workout TrackerIron Forge
PriceFreeFree
Rating1.0 (1 ratings)5.0 (3 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings13 — better
Update frequencyEvery 6 daysEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better16.4
Further details — not scored
Size42 MB77 MB
Age rating4+4+
DeveloperZub TechnologiesPreston Nichols

Customer experience

531 Workout Tracker

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Iron Forge

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

531 Workout Tracker

Subscriptions2
  • Pro Monthly7 Days trial$6.991 Month
  • Pro Annual7 Days trial$39.991 Year
One-time1
  • Pro Lifetime$59.99
1 purchases

Iron Forge

Subscriptions1
  • Iron Forge Pro$9.991 Month

Questions

Is 531 Workout Tracker free?
531 Workout Tracker is free to download, with in-app purchases available.
Is Iron Forge free?
Iron Forge is free to download, with in-app purchases available.
Which has better reviews, 531 Workout Tracker or Iron Forge?
Iron Forge is rated higher. 531 Workout Tracker averages 1.0 out of 5 from 1 ratings, while Iron Forge averages 5.0 from 3 ratings.
Do 531 Workout Tracker or Iron Forge have ads?
Neither 531 Workout Tracker nor Iron Forge shows ads.
Which is updated more often, 531 Workout Tracker or Iron Forge?
531 Workout Tracker ships an update every 6 days, and Iron Forge every 4 days. Most recently, 531 Workout Tracker was updated on October 11, 2026 and Iron Forge on October 19, 2026.

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