# Dotted vs Flow

The clearest difference is in-app purchases: Flow at none against Dotted's 3. Dotted's advantage is update cadence (every 5 days vs every 3 weeks) and iOS requirement (14.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Dotted sells 3 one-off in-app purchases. Flow asks for nothing beyond the download.

Dotted ships an update every 5 days, Flow every 3 weeks. The most recent releases landed on September 10, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Dotted | Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Size | 27 MB | 4 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [TORBJOERN SUNDVOR HENRIKSEN](https://appshunter.io/developer/6786011641) | [拥军 刘](https://appshunter.io/developer/1896777340) |

## What reviewers say

### Dotted

[App page](https://appshunter.io/ios/app/dotted-cycle-tracker/id6786011639)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A coffee | $3.00 | one-time |
| A snack | $5.00 | one-time |
| A tip | $10.00 | one-time |


### Flow

[App page](https://appshunter.io/ios/app/flow-period-tracker/id6791552767)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dotted free?

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

### Is Flow free?

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

### Do Dotted or Flow have ads?

Neither Dotted nor Flow shows ads.

### Which is updated more often, Dotted or Flow?

Dotted ships an update every 5 days, and Flow every 3 weeks. Most recently, Dotted was updated on September 10, 2026 and Flow on September 18, 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.*