# Flow Fasting Tracker vs Phasely

The clearest difference is in-app purchases: Phasely at none against Flow Fasting Tracker's 2. Flow Fasting Tracker's advantage is update cadence (every 10 days vs monthly) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Flow Fasting Tracker sells 2 in-app purchases, starting at $7.99 per month. Phasely asks for nothing beyond the download.

Flow Fasting Tracker ships an update every 10 days, Phasely monthly. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Flow Fasting Tracker | Phasely |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Size | 16 MB | 63 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kristina Kozicynaite](https://appshunter.io/developer/1882882099) | [Karolina Bittmanova](https://appshunter.io/developer/6782680547) |

## What reviewers say

### Flow Fasting Tracker

[App page](https://appshunter.io/ios/app/flow-fasting-tracker/id6776109275)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $7.99 | per month |
| Annual | $39.99 | per year |


### Phasely

[App page](https://appshunter.io/ios/app/phasely-cycle-aware-fasting/id6782680545)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flow Fasting Tracker free?

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

### Is Phasely free?

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

### Do Flow Fasting Tracker or Phasely have ads?

Neither Flow Fasting Tracker nor Phasely shows ads.

### Which is updated more often, Flow Fasting Tracker or Phasely?

Flow Fasting Tracker ships an update every 10 days, and Phasely monthly. Most recently, Flow Fasting Tracker was updated on October 13, 2026 and Phasely on October 7, 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.*