# Interval Flow vs Go Brush Pro

The clearest difference is iOS requirement: Interval Flow at 15.6 against Go Brush Pro's 17.6. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Interval Flow sells 1 one-off in-app purchase and Go Brush Pro sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Interval Flow | Go Brush Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 8 MB | 25 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Tegyaan](https://appshunter.io/developer/1711584632) | [Hexalitics Technology Pvt. Ltd.](https://appshunter.io/developer/1611898082) |

## What reviewers say

### Interval Flow

[App page](https://appshunter.io/ios/app/interval-flow/id6469113776)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Multiple Programs | $3.99 | one-time |


### Go Brush Pro

[App page](https://appshunter.io/ios/app/go-brush-pro-toothbrush-timer/id6771263326)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Annual | $9.99 | per year |
| Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Interval Flow free?

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

### Is Go Brush Pro free?

Go Brush Pro is free to download, with in-app purchases available.

### Do Interval Flow or Go Brush Pro have ads?

Neither Interval Flow nor Go Brush Pro shows ads.

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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.*