# Just Workout vs BuiltDiff

The clearest difference is update cadence: BuiltDiff at every 2 weeks against Just Workout's every 20 months. Just Workout's advantage is iOS requirement (9.3 vs 17.0). 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.

Just Workout ships an update every 20 months, BuiltDiff every 2 weeks. The most recent releases landed on September 18, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Just Workout | BuiltDiff |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/builtdiff/id6478643263/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 2 MB | 3 MB |
| Requires iOS | **9.3** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Simon Gaus](https://appshunter.io/developer/998393314) | [Timmy Nguyen](https://appshunter.io/developer/1679678398) |

## What reviewers say

### Just Workout

[App page](https://appshunter.io/ios/app/just-workout/id1387187146)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### BuiltDiff

[App page](https://appshunter.io/ios/app/builtdiff/id6478643263)

Log your weightlifting sets and reps with a clean, distraction-free interface. Visualize your progress with charts and personalize the app's appearance. Enjoy offline functionality and a sign-up-free experience for efficient workouts.

**Highlights:** Log lifts, sets, and reps, Create custom workout routines, Offline functionality, Sign-up-free experience, Visualize progress with charts, Personalize app appearance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Just Workout free?

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

### Is BuiltDiff free?

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

### Do Just Workout or BuiltDiff have ads?

Neither Just Workout nor BuiltDiff shows ads.

### Which is updated more often, Just Workout or BuiltDiff?

Just Workout ships an update every 20 months, and BuiltDiff every 2 weeks. Most recently, Just Workout was updated on September 18, 2026 and BuiltDiff on October 4, 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.*