# The Wolff Timer vs Circuit Timer

The clearest difference is in-app purchases: The Wolff Timer at none against Circuit Timer's 2. The Wolff Timer also leads on iOS requirement (17.2 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Circuit Timer sells 2 one-off in-app purchases. The Wolff Timer asks for nothing beyond the download.

The Wolff Timer ships an update every 3 weeks, Circuit Timer monthly. The most recent releases landed on September 11, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | The Wolff Timer | Circuit Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 3 MB | 7 MB |
| Requires iOS | **17.2** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jimmi Wolff](https://appshunter.io/developer/1871899583) | [Lawman Services, LLC](https://appshunter.io/developer/446643752) |

## What reviewers say

### The Wolff Timer

[App page](https://appshunter.io/ios/app/the-wolff-timer/id6758272038)

**Features:** macOS Compatibility

**In-app purchases:** none


### Circuit Timer

[App page](https://appshunter.io/ios/app/circuit-timer/id6759834943)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Core | $2.99 | one-time |
| Pro | $4.99 | one-time |


## Frequently asked questions

### Is The Wolff Timer free?

The Wolff Timer is free to download, with no in-app purchases.

### Is Circuit Timer free?

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

### Do The Wolff Timer or Circuit Timer have ads?

Neither The Wolff Timer nor Circuit Timer shows ads.

### Which is updated more often, The Wolff Timer or Circuit Timer?

The Wolff Timer ships an update every 3 weeks, and Circuit Timer monthly. Most recently, The Wolff Timer was updated on September 11, 2026 and Circuit Timer on September 3, 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.*