# FastFlow vs FastFlow

The clearest difference is in-app purchases: FastFlow at none against FastFlow's 2. FastFlow's advantage is ads (none vs shown) and update cadence (every 2 days vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. FastFlow sells 2 in-app purchases, starting at $2.99 per month. FastFlow asks for nothing beyond the download.

FastFlow ships an update every 4 months, FastFlow every 2 days. The most recent releases landed on September 16, 2026 and June 26, 2026 respectively.

## The numbers

| Metric | FastFlow | FastFlow |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 34 MB | 35 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Caprio Lab](https://appshunter.io/developer/1841174043) | [Uprise iX LLC](https://appshunter.io/developer/1809234369) |

## What reviewers say

### 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


### FastFlow

[App page](https://appshunter.io/ios/app/fastflow-intermittent-fasting/id6758635076)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Weekly Subscription | $8.99 | per 7 days |


## Frequently asked questions

### Is FastFlow free?

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

### 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.

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

FastFlow ships an update every 4 months, and FastFlow every 2 days. Most recently, FastFlow was updated on September 16, 2026 and FastFlow on June 26, 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.*