# FastFlow vs FastFlow

The clearest difference is ads: FastFlow at none against FastFlow's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. FastFlow sells 2 in-app purchases, starting at $0.99 per month and FastFlow sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | FastFlow | FastFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fastflow-fasting-tracker/id6788203046/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | — |
| Monetization | — | Freemium |
| Size | 11 MB | 3 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [浩铭 顾](https://appshunter.io/developer/1873844063) | [DaSecure Solutions LLC](https://appshunter.io/developer/1367132705) |

## What reviewers say

### FastFlow

[App page](https://appshunter.io/ios/app/fastflow-fasting-timer/id6760942083)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FastFlow Pro Monthly | $0.99 | per month |
| FastFlow Pro Yearly | $9.99 | per year |


### FastFlow

[App page](https://appshunter.io/ios/app/fastflow-fasting-tracker/id6788203046)

This app guides you through intermittent fasting using real-time biometric data from a compatible Garmin watch. It visualizes your body's metabolic stages and suggests activities, offering a personalized approach to fasting and breaking your fast.

**Highlights:** Live biometric sync with Garmin watches, Six metabolic fasting stages, Activity suggestions per stage, Guided refeeding flow, Fasting habit building tools, Lock Screen and Dynamic Island tracking, On-device data processing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Annual | $39.99 | per year |


## Frequently asked questions

### Is FastFlow free?

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

### Is FastFlow free?

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

### Do FastFlow or FastFlow have ads?

FastFlow shows ads; FastFlow does not.

---

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