# whenprotein vs Calorie Tracker AI Calculator

The clearest difference is in-app purchases: whenprotein at none against Calorie Tracker AI Calculator's 3. whenprotein also leads on iOS requirement (15.1 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Calorie Tracker AI Calculator sells 3 in-app purchases, starting at $2.99 per 7 days. whenprotein asks for nothing beyond the download.

whenprotein ships an update every 5 days, Calorie Tracker AI Calculator weekly. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | whenprotein | Calorie Tracker AI Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (15 ratings)](https://appshunter.io/ios/app/calorie-tracker-ai-calculator/id6762881429/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | — | Freemium |
| Size | 30 MB | 37 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Daniela Machado](https://appshunter.io/developer/1890299511) | [Anton Zuev](https://appshunter.io/developer/521562103) |

## What reviewers say

### whenprotein

[App page](https://appshunter.io/ios/app/whenprotein/id6761573375)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calorie Tracker AI Calculator

[App page](https://appshunter.io/ios/app/calorie-tracker-ai-calculator/id6762881429)

Effortlessly track your nutrition by simply taking a photo of your meal. This app uses AI to estimate calories, macros, and nutritional values, offering smart insights and hydration tracking. It also provides healthy recipes and integrates with Apple Health for a comprehensive view of your wellbeing.

**Highlights:** AI-powered food recognition from photos, Instant calorie and macro estimates, Smart tracking and weight trend visualization, Water intake goal setting and tracking, Healthy recipe discovery, Apple Health integration, iCloud sync across devices

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $4.99 | per month |
| Premium Yearly | $44.99 | per year |


## Frequently asked questions

### Is whenprotein free?

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

### Is Calorie Tracker AI Calculator free?

Calorie Tracker AI Calculator is free to download, with in-app purchases available.

### Do whenprotein or Calorie Tracker AI Calculator have ads?

Neither whenprotein nor Calorie Tracker AI Calculator shows ads.

### Which is updated more often, whenprotein or Calorie Tracker AI Calculator?

whenprotein ships an update every 5 days, and Calorie Tracker AI Calculator weekly. Most recently, whenprotein was updated on October 14, 2026 and Calorie Tracker AI Calculator 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.*