# Mariabs · Interval Timer vs Brisk

The clearest difference is in-app purchases: Mariabs · Interval Timer at none against Brisk's 3. Mariabs · Interval Timer also leads on update cadence (every 6 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Brisk sells 3 in-app purchases, starting at $3.99 per month. Mariabs · Interval Timer asks for nothing beyond the download.

Mariabs · Interval Timer ships an update every 6 days, Brisk every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Mariabs · Interval Timer | Brisk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Size | 5 MB | 67 MB |
| Requires iOS | 16.2 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [PER MAGNE HELSETH](https://appshunter.io/developer/1895962879) | [Apponance, Inc.](https://appshunter.io/developer/1402331968) |

## What reviewers say

### Mariabs · Interval Timer

[App page](https://appshunter.io/ios/app/mariabs-interval-timer/id6765472133)

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

**In-app purchases:** none


### Brisk

[App page](https://appshunter.io/ios/app/brisk-run-and-walk-tracker/id6807542052)

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brisk Pro Monthly | $3.99 | per month |
| Brisk Pro Annual | $24.99 | per year |
| Brisk Pro | $49.99 | one-time |


## Frequently asked questions

### Is Mariabs · Interval Timer free?

Mariabs · Interval Timer is free to download, with no in-app purchases.

### Is Brisk free?

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

### Do Mariabs · Interval Timer or Brisk have ads?

Neither Mariabs · Interval Timer nor Brisk shows ads.

### Which is updated more often, Mariabs · Interval Timer or Brisk?

Mariabs · Interval Timer ships an update every 6 days, and Brisk every 3 weeks. Most recently, Mariabs · Interval Timer was updated on October 24, 2026 and Brisk on October 25, 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.*