# Circuit Clock vs Auer Circle

The clearest difference is update cadence: Circuit Clock at every 10 days against Auer Circle's every 11 months. Circuit Clock also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.6). On price, ads and in-app purchases there is nothing between them.

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

Circuit Clock ships an update every 10 days, Auer Circle every 11 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Circuit Clock | Auer Circle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/auer-circle/id6740163992/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 11 months |
| Monetization | — | Free |
| Size | 5 MB | 0 MB |
| Requires iOS | **15.0** | 26.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Stephen Ludin](https://appshunter.io/developer/699789331) | [Uri Fridman](https://appshunter.io/developer/1612958936) |

## What reviewers say

### Circuit Clock

[App page](https://appshunter.io/ios/app/circuit-clock/id6448733183)

**Features:** macOS Compatibility

**In-app purchases:** none


### Auer Circle

[App page](https://appshunter.io/ios/app/auer-circle/id6740163992)

A minimalist meditation timer designed for simplicity and ease of use. Set your session duration with a tap and begin your practice. Track your meditation sessions daily.

**Highlights:** Minimalist interface, Easy session duration selection, One-tap start, Daily session tracking, Simple design

**In-app purchases:** none


## Frequently asked questions

### Is Circuit Clock free?

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

### Is Auer Circle free?

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

### Do Circuit Clock or Auer Circle have ads?

Neither Circuit Clock nor Auer Circle shows ads.

### Which is updated more often, Circuit Clock or Auer Circle?

Circuit Clock ships an update every 10 days, and Auer Circle every 11 months. Most recently, Circuit Clock was updated on October 25, 2026 and Auer Circle on October 30, 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.*