# FST vs Kanu Optimize Training App

The clearest difference is review sentiment: Kanu Optimize Training App at 100% against FST's 40%. Kanu Optimize Training App also leads on rating (5.0 vs 4.1) and in-app purchases (none vs 2). FST's advantage is ratings volume (137 vs 3). On price, 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. Kanu Optimize Training App asks for nothing beyond the download.

Kanu Optimize Training App holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: FST has 137 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 40% of FST's written reviews are positive against 100% of Kanu Optimize Training App's.

FST ships an update every 3 months, Kanu Optimize Training App weekly. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | FST | Kanu Optimize Training App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (137 ratings)](https://appshunter.io/ios/app/fst-7/id1583834001/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/kanu-optimize-training-app/id6449133953/reviews)** |
| Number of ratings | **137** | 3 |
| Positive reviews | 40.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Subscription | **Free** |
| Size | 207 MB | 74 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Plankk Media Inc.](https://appshunter.io/developer/1528228991) | [KanuOptimize](https://appshunter.io/developer/1687726407) |

## What reviewers say

### 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


### Kanu Optimize Training App

[App page](https://appshunter.io/ios/app/kanu-optimize-training-app/id6449133953)

This app provides structured strength and muscle-building programs designed by experienced coaches. It offers a private exercise library, technique feedback, and direct access to coaches and a supportive community for training and nutrition guidance.

**Highlights:** Strength and muscle-building programs, Exercise demo library and technique guidance, Video submission for technique feedback, Direct coach and community access, Automatic training metrics tracking, Customized macro calculator, Nutrition target tracking and app syncing, HealthKit integration

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

**In-app purchases:** none


## Frequently asked questions

### Is FST free?

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

### Is Kanu Optimize Training App free?

Kanu Optimize Training App is free to download, with no in-app purchases.

### Which has better reviews, FST or Kanu Optimize Training App?

Kanu Optimize Training App is rated higher. FST averages 4.1 out of 5 from 137 ratings, while Kanu Optimize Training App averages 5.0 from 3 ratings.

### Do FST or Kanu Optimize Training App have ads?

Neither FST nor Kanu Optimize Training App shows ads.

### Which is updated more often, FST or Kanu Optimize Training App?

FST ships an update every 3 months, and Kanu Optimize Training App weekly. Most recently, FST was updated on October 9, 2026 and Kanu Optimize Training App on October 13, 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.*