# Protein Tracker vs FastingKit

The clearest difference is device support: FastingKit at 4 against Protein Tracker's 2. Protein Tracker's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Protein Tracker sells 5 in-app purchases, starting at $7.99 per 7 days and FastingKit sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Protein Tracker ships an update every 4 days, FastingKit every 3 days. The most recent releases landed on October 30, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Protein Tracker | FastingKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (7 ratings)](https://appshunter.io/ios/app/protein-tracker-proteinai/id6751508163/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Subscription | — |
| Size | 35 MB | 22 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [B Gilmore, LLC](https://appshunter.io/developer/915478595) | [锁利 俱](https://appshunter.io/developer/6779652792) |

## What reviewers say

### Protein Tracker

[App page](https://appshunter.io/ios/app/protein-tracker-proteinai/id6751508163)

This app helps users track their daily protein intake to optimize muscle growth and recovery. It uses voice input and AI to automatically log food and calculate nutrition, offering personalized plans for various fitness goals. Achieve visible muscle growth and faster recovery by consistently hitting your protein targets.

**Highlights:** Revolutionary voice input for logging protein, AI calculates nutrition from food names, Personalized protein plans for fitness goals, Intelligent food recognition, Track progress towards daily protein goals, Accelerate muscle building and recovery

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Access | $7.99 | per 7 days |
| Protein AI Weekly Pro | $7.99 | per 7 days |
| One-Time Offer Yearly | $19.99 | per year |
| Yearly Pro Access | $29.99 | per year |
| Yearly Protein AI Pro | $29.99 | per year |


### FastingKit

[App page](https://appshunter.io/ios/app/fastingkit-fasting-tracker/id6806566789)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FastingKit Pro（Monthly) | $0.99 | per month |
| FastingKit Pro（Yearly） | $7.99 | per year |
| FastingKit Pro（Lifetime） | $19.99 | one-time |


## Frequently asked questions

### Is Protein Tracker free?

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

### Is FastingKit free?

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

### Do Protein Tracker or FastingKit have ads?

Neither Protein Tracker nor FastingKit shows ads.

### Which is updated more often, Protein Tracker or FastingKit?

Protein Tracker ships an update every 4 days, and FastingKit every 3 days. Most recently, Protein Tracker was updated on October 30, 2026 and FastingKit on November 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*