# Lean vs Fit Monster

The clearest difference is review sentiment: Lean at 89% against Fit Monster's 0%. Lean also leads on device support (4 vs 1) and iOS requirement (14.0 vs 18.6). Fit Monster's advantage is in-app purchases (none vs 1) and update cadence (every 10 days vs monthly). On price and ads there is nothing between them.

Both are free to download. Lean sells 1 one-off in-app purchase. Fit Monster asks for nothing beyond the download.

Lean ships an update monthly, Fit Monster every 10 days. The most recent releases landed on September 21, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Lean | Fit Monster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (65 ratings)](https://appshunter.io/ios/app/lean/id1435069659/reviews)** | — |
| Number of ratings | **65** | — |
| Positive reviews | **89.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 42 MB | 126 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [家浩 汪](https://appshunter.io/developer/1071202242) | [DongGuan Chuan OptoElectronics Limited](https://appshunter.io/developer/1470189550) |

## What reviewers say

### Lean

[App page](https://appshunter.io/ios/app/lean/id1435069659)

This app uses motion sensors to count repetitions and track time for bodyweight exercises. Create custom workout plans and sync data with Apple Health.

**Highlights:** Repetition counter, Bodyweight exercise library, Custom workout plans, Voice tips, Workout and calorie tracking, Apple HealthKit integration

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $5.99 | one-time |


### Fit Monster

[App page](https://appshunter.io/ios/app/fit-monster/id6444515917)

This fitness app connects with smart home appliances like jump ropes and dumbbells to track your workouts in real-time. It accurately records heart rate and calorie consumption, storing your training data in the cloud for visualized statistical analysis and long-term storage.

**Highlights:** Smart appliance integration, Real-time heart rate tracking, Calorie consumption monitoring, Cloud data storage, Visualized statistical analysis, Long-term data history

**In-app purchases:** none


## Frequently asked questions

### Is Lean free?

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

### Is Fit Monster free?

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

### Do Lean or Fit Monster have ads?

Neither Lean nor Fit Monster shows ads.

### Which is updated more often, Lean or Fit Monster?

Lean ships an update monthly, and Fit Monster every 10 days. Most recently, Lean was updated on September 21, 2026 and Fit Monster on September 9, 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.*