# MutLab vs FST

The clearest difference is in-app purchases: MutLab at none against FST's 2. MutLab also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. FST sells 2 in-app purchases, starting at $24.99 per month. MutLab asks for nothing beyond the download.

MutLab ships an update every 2 months, FST every 3 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MutLab | FST |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (138 ratings)](https://appshunter.io/ios/app/fst-7/id1583834001/reviews)** |
| Number of ratings | — | **138** |
| Positive reviews | — | 40.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Subscription |
| Size | 61 MB | 207 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mutlab](https://appshunter.io/developer/1363984051) | [Plankk Media Inc.](https://appshunter.io/developer/1528228991) |

## What reviewers say

### MutLab

[App page](https://appshunter.io/ios/app/mutlab/id1576343740)

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

**In-app purchases:** none


### FST

[App page](https://appshunter.io/ios/app/fst-7/id1583834001)

Access a revolutionary bodybuilding training system designed by a champion coach. Get guided workouts, nutrition plans, and tools to build muscle and achieve a stage-ready physique from anywhere.

**Highlights:** FST-7 training system, Guided workouts with videos, Nutrition plans for muscle growth, Custom meal planner, Recipe library, Grocery list generator, Workout tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FST7 Monthly | $24.99 | per month |
| FST-7 Annual Subscription | $199.99 | per year |

**What reviewers like**

- 💪 Effective workout programs
- 💯 High-quality training content
- 📈 Significant fitness gains
- 🚀 Fast workouts
- 💡 Detailed exercise explanations

**What reviewers complain about**

- 💰 High subscription price
- 🐛 App glitches and bugs
- 🖱️ Poor user interface
- 😩 Difficult navigation
- 🚫 Lacks nutrition functionality

**Reported bugs**

- App glitches frequently
- App crashing
- Status code 500 errors
- App stops working after yearly subscription upgrade
- Meal plan calorie counts are glitched

**Requested features**

- Vertical usage option
- Nutrition functionality improvement
- Mobility work inclusion
- More workout variety
- Apple Watch integration for cardio tracking


## Frequently asked questions

### Is MutLab free?

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

### Is FST free?

FST is free to download, with in-app purchases available.

### Do MutLab or FST have ads?

Neither MutLab nor FST shows ads.

### Which is updated more often, MutLab or FST?

MutLab ships an update every 2 months, and FST every 3 months. Most recently, MutLab was updated on October 24, 2026 and FST on October 27, 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.*