Comparison

Your 531 Strength Trainer vs BBB Tracker

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

Head to head
About

Your 531 Strength Trainer

Features
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A strength training app built from Jim Wendler's 531 Strength Training program. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

BBB Tracker

Features
Read full description

BBB Tracker is a focused, no-nonsense companion for Jim Wendler's 5/3/1 strength program with the Boring But Big (BBB) assistance template. Set your training maxes once and BBB Tracker handles the rest โ€” every cycle, every week, every set is calculated for you. Step into a workout and just lift. What it does: โ€ข Full 5/3/1 cycle logic โ€” 5s, 3s, and 5/3/1 weeks, with working sets and AMRAP top sets prescribed automatically โ€ข Boring But Big built in โ€” 5ร—10 assistance work at the right percentage every session โ€ข Automatic warmups and plate-rounded weights tuned to your bar and increment โ€ข Pounds or kilograms, with the right rounding and increments for each โ€ข Training Max progression handled for you โ€” +5 lb upper, +10 lb lower each cycle โ€ข TM test weeks every third cycle, with stall detection that suggests when to reset โ€ข Build your own accessory library and log it alongside the main work โ€ข Charts for every accessory โ€” estimated 1RM, top-set weight and volume โ€” and pin your favourites to the Dashboard โ€ข Full workout history so you can see every rep you've put in Private by design: โ€ข No account, no sign-up โ€ข No analytics, no tracking, no ads โ€ข Everything stays on your device โ€” nothing is ever sent to a server

Screenshots

Your 531 Strength Trainer4 screens
BBB Tracker4 screens

Verdict

The call

The clearest difference is in-app purchases: BBB Tracker at none against Your 531 Strength Trainer's 3. Your 531 Strength Trainer's advantage is update cadence (every 10 days vs every 3 months) and device support (3 vs 1). On price and ads there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Your 531 Strength Trainer sells 3 in-app purchases, starting at $2.99 per 7 days. BBB Tracker asks for nothing beyond the download.

UpkeepUpdate frequency

Your 531 Strength Trainer ships an update every 10 days, BBB Tracker every 3 months. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

Scorecard4 real differences ยท 2 level
Your 531 Strength Trainer versus BBB Tracker: the parameters behind the verdict, then further details
ParameterYour 531 Strength TrainerBBB Tracker
PriceFreeFree
Update frequencyEvery 10 days โ€” betterEvery 3 months
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS13.0 โ€” better17.0
Further details โ€” not scored
Size64 MB1 MB
Age rating4+4+
DeveloperGeorge GomezJohn Wiseman

In-app purchases

3 purchases

Your 531 Strength Trainer

Subscriptions3
  • Weekly Subscription$2.997 Days
  • Monthly Subscription$4.991 Month
  • Yearly Subscription$49.991 Year
None

BBB Tracker

No in-app purchases

Questions

Is Your 531 Strength Trainer free?
Your 531 Strength Trainer is free to download, with in-app purchases available.
Is BBB Tracker free?
BBB Tracker is free to download, with no in-app purchases.
Do Your 531 Strength Trainer or BBB Tracker have ads?
Neither Your 531 Strength Trainer nor BBB Tracker shows ads.
Which is updated more often, Your 531 Strength Trainer or BBB Tracker?
Your 531 Strength Trainer ships an update every 10 days, and BBB Tracker every 3 months. Most recently, Your 531 Strength Trainer was updated on October 1, 2026 and BBB Tracker on October 5, 2026.

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