# GainFrame vs Fasting Mastery

The clearest difference is iOS requirement: Fasting Mastery at 15.0 against GainFrame's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. GainFrame sells 8 in-app purchases, starting at $3.99 per 7 days and Fasting Mastery sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

GainFrame ships an update every 4 days, Fasting Mastery every 5 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GainFrame | Fasting Mastery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (71 ratings)](https://appshunter.io/ios/app/gainframe-gym-progress-photos/id6759252082/reviews)** | — |
| Number of ratings | **71** | — |
| Positive reviews | 88.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 234 MB | 45 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Michael Rode](https://appshunter.io/developer/1869450871) | [Yasiru Abeygunawardana](https://appshunter.io/developer/1886383088) |

## What reviewers say

### GainFrame

[App page](https://appshunter.io/ios/app/gainframe-gym-progress-photos/id6759252082)

This app uses AI to analyze your progress photos, providing estimates for body fat percentage, physique scores, and muscle group development. Track changes over time with visual comparisons and detailed reports.

**Highlights:** AI body fat estimation, Physique scoring, Muscle group breakdown, Side-by-side photo comparisons, Progress timeline, Guided pose templates, Apple Health integration

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $3.99 | per 7 days |
| Pro Monthly | $5.99 | per month |
| Pro Monthly | $7.99 | per month |
| Pro Weekly | $9.99 | per 7 days |
| Pro Yearly | $39.99 | per year |
| Pro Yearly | $39.99 | per year |
| Pro Annual Special Offer | $49.99 | per year |
| Pro Yearly | $49.99 | per year |


### Fasting Mastery

[App page](https://appshunter.io/ios/app/fasting-mastery/id6760818321)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Quarterly | $2.99 | per 3 months |
| Annual | $9.99 | per year |


## Frequently asked questions

### Is GainFrame free?

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

### Is Fasting Mastery free?

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

### Do GainFrame or Fasting Mastery have ads?

Neither GainFrame nor Fasting Mastery shows ads.

### Which is updated more often, GainFrame or Fasting Mastery?

GainFrame ships an update every 4 days, and Fasting Mastery every 5 days. Most recently, GainFrame was updated on October 28, 2026 and Fasting Mastery on October 24, 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.*