RM Calculator(BP.SQ.DL) vs Strength Maxing
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RM Calculator(BP.SQ.DL)
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This app allows you to calculate Max and RM for the Big 3 (Squat, Bench Press, Deadlift). By calculating RM, you can determine the appropriate weights for various set combinations based on your Max weight. You can also track your progress and visualize your daily growth. Additionally, you can convert between lb and kg. This app covers almost all the calculations needed for strength training!
Strength Maxing
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Strength Maxing is an iOS app based on the 5/3/1 program for building strength. It tracks your 1RM across four core lifts (squat, bench, deadlift, overhead press) and provides structured workouts with calculated training weights, AMRAP sets, and progress tracking. Features include routine scheduling, rest timers, and detailed lift history graphs.
Screenshots
Verdict
The clearest difference is ads: Strength Maxing at none against RM Calculator(BP.SQ.DL)'s shown. RM Calculator(BP.SQ.DL)'s advantage is update cadence (every 3 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
RM Calculator(BP.SQ.DL) ships an update every 3 days, Strength Maxing every 3 weeks. The most recent releases landed on June 11, 2026 and September 9, 2026 respectively.
| Parameter | RM Calculator(BP.SQ.DL) | Strength Maxing |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone | iPhone |
| Requires iOS | 16.5 — better | 17.6 |
| Further details — not scored | ||
| Size | 5 MB | 2 MB |
| Age rating | 17+ | 4+ |
| Developer | KEITA SHOJI | Zachary Carey |
In-app purchases
RM Calculator(BP.SQ.DL)
No in-app purchases
Strength Maxing
No in-app purchases
