# Fasting Tracker vs FastFlow

The clearest difference is ads: Fasting Tracker at none against FastFlow's shown. Fasting Tracker also leads on update cadence (every 4 days vs every 4 months). On price, in-app purchases, device support and iOS requirement 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, FastFlow every 4 months. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Fasting Tracker | FastFlow |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 4 months |
| Monetization | — | Ad-supported |
| Size | 42 MB | 34 MB |
| Requires iOS | 15.3 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Days Until LTD](https://appshunter.io/developer/1224814198) | [Caprio Lab](https://appshunter.io/developer/1841174043) |

## 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


### FastFlow

[App page](https://appshunter.io/ios/app/fastflow-fasting-tracker/id6756208094)

This app helps users manage intermittent fasting schedules with a visual timer and customizable patterns. It also allows for weight tracking, meal logging with photos, and smart notifications to build healthy habits.

**Highlights:** Circular fasting timer, Flexible fasting patterns, Weight progress graph, Meal logging with photos, Smart notifications, Cloud data sync

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

**In-app purchases:** none


## Frequently asked questions

### Is Fasting Tracker free?

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

### Is FastFlow free?

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

### Do Fasting Tracker or FastFlow have ads?

FastFlow shows ads; Fasting Tracker does not.

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

Fasting Tracker ships an update every 4 days, and FastFlow every 4 months. Most recently, Fasting Tracker was updated on October 6, 2026 and FastFlow on October 3, 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.*