# Reaction Workout Timer vs Burst

The clearest difference is ads: Reaction Workout Timer at none against Burst's shown. Burst's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (16.2 vs 18.2). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Reaction Workout Timer ships an update every 3 weeks, Burst weekly. The most recent releases landed on September 27, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Reaction Workout Timer | Burst |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 8 MB | 41 MB |
| Requires iOS | 18.2 | **16.2** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Hitfire Production AB](https://appshunter.io/developer/1517601288) | [Sebastian Orlowski](https://appshunter.io/developer/1884410907) |

## What reviewers say

### Reaction Workout Timer

[App page](https://appshunter.io/ios/app/reaction-workout-timer/id6755075522)

**Features:** macOS Compatibility

**In-app purchases:** none


### Burst

[App page](https://appshunter.io/ios/app/burst-interval-timer/id6760428892)

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

**In-app purchases:** none


## Frequently asked questions

### Is Reaction Workout Timer free?

Reaction Workout Timer is free to download, with no in-app purchases.

### Is Burst free?

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

### Do Reaction Workout Timer or Burst have ads?

Burst shows ads; Reaction Workout Timer does not.

### Which is updated more often, Reaction Workout Timer or Burst?

Reaction Workout Timer ships an update every 3 weeks, and Burst weekly. Most recently, Reaction Workout Timer was updated on September 27, 2026 and Burst on October 1, 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.*