# RPE log vs SBD

The clearest difference is update cadence: SBD at every 2 days against RPE log's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RPE log ships an update every 6 weeks, SBD every 2 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | RPE log | SBD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sbd-big3/id6759197117/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | — | Free |
| Size | 6 MB | 6 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Taro Yamamasu](https://appshunter.io/developer/1877353243) | [Fuchigami Sohta](https://appshunter.io/developer/1871797640) |

## What reviewers say

### RPE log

[App page](https://appshunter.io/ios/app/rpe-log/id6759195290)

**In-app purchases:** none


### SBD

[App page](https://appshunter.io/ios/app/sbd-big3/id6759197117)

This app focuses on tracking your progress for the three main powerlifting exercises: squat, bench press, and deadlift. It automatically calculates estimated 1RM, hypertrophy range, and volume, and logs personal bests. You can also record daily conditions, trained muscles, and notes for supplementary workouts.

**Highlights:** Track squat, bench press, and deadlift, Automatic estimated 1RM calculation, Automatic personal best logging, Record daily condition and notes, View progress with calendar and graphs, Focus on BIG3 exercises

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RPE log free?

RPE log is free to download, with no in-app purchases.

### Is SBD free?

SBD is free to download, with no in-app purchases.

### Do RPE log or SBD have ads?

Neither RPE log nor SBD shows ads.

### Which is updated more often, RPE log or SBD?

RPE log ships an update every 6 weeks, and SBD every 2 days. Most recently, RPE log was updated on November 6, 2026 and SBD on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*