# Calorie Tracker vs Eisenheft

The clearest difference is in-app purchases: Eisenheft at none against Calorie Tracker's 4. Eisenheft also leads on update cadence (every 5 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Calorie Tracker sells 4 in-app purchases, starting at $9.99 per month. Eisenheft asks for nothing beyond the download.

Calorie Tracker ships an update every 5 weeks, Eisenheft every 5 days. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Calorie Tracker | Eisenheft |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Size | 90 MB | 143 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Tat Wah Chan](https://appshunter.io/developer/1832432621) | [Enrico Peter Buch](https://appshunter.io/developer/6810772413) |

## What reviewers say

### Calorie Tracker

[App page](https://appshunter.io/ios/app/calorie-tracker-nutrix-ai/id6749846460)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nutrix AI Monthly | $9.99 | per month |
| Monthly Plan | $9.99 | per month |
| Nutrix AI Yearly | $29.99 | per year |
| Yearly Plan | $29.99 | per year |


### Eisenheft

[App page](https://appshunter.io/ios/app/eisenheft-trainingstagebuch/id6810772411)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calorie Tracker free?

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

### Is Eisenheft free?

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

### Do Calorie Tracker or Eisenheft have ads?

Neither Calorie Tracker nor Eisenheft shows ads.

### Which is updated more often, Calorie Tracker or Eisenheft?

Calorie Tracker ships an update every 5 weeks, and Eisenheft every 5 days. Most recently, Calorie Tracker was updated on October 24, 2026 and Eisenheft on October 21, 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.*