# Fasting Tracker vs InFuel

The clearest difference is update cadence: Fasting Tracker at every 4 days against InFuel's every 10 months. Fasting Tracker also leads on device support (3 vs 1) and iOS requirement (15.3 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Fasting Tracker ships an update every 4 days, InFuel every 10 months. The most recent releases landed on August 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Fasting Tracker | InFuel |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 10 months |
| Size | 42 MB | 2 MB |
| Requires iOS | **15.3** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Days Until LTD](https://appshunter.io/developer/1224814198) | [Fishybear LLC](https://appshunter.io/developer/386484263) |

## What reviewers say

### Fasting Tracker

[App page](https://appshunter.io/ios/app/fasting-tracker-fastingai/id6578452948)

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

**In-app purchases:** none


### InFuel

[App page](https://appshunter.io/ios/app/infuel/id6743775122)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fasting Tracker free?

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

### Is InFuel free?

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

### Do Fasting Tracker or InFuel have ads?

Neither Fasting Tracker nor InFuel shows ads.

### Which is updated more often, Fasting Tracker or InFuel?

Fasting Tracker ships an update every 4 days, and InFuel every 10 months. Most recently, Fasting Tracker was updated on August 18, 2026 and InFuel on September 17, 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.*