# Circuit Timer vs Metta Timer

The clearest difference is in-app purchases: Metta Timer at none against Circuit Timer's 2. Metta Timer also leads on update cadence (every 3 days vs monthly) and iOS requirement (16.6 vs 26.0). On price, ads and device support there is nothing between them.

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

Circuit Timer ships an update monthly, Metta Timer every 3 days. The most recent releases landed on September 3, 2026 and June 27, 2026 respectively.

## The numbers

| Metric | Circuit Timer | Metta Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/metta-timer/id6760636068/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | — | Free |
| Size | 7 MB | 31 MB |
| Requires iOS | 26.0 | **16.6** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lawman Services, LLC](https://appshunter.io/developer/446643752) | [Loc Huynh](https://appshunter.io/developer/1788473838) |

## What reviewers say

### 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 |


### Metta Timer

[App page](https://appshunter.io/ios/app/metta-timer/id6760636068)

This app provides a customizable interval timer for various activities like training, meditation, and daily rituals. It offers unique visual styles, text-to-speech cues, and a variety of sounds to enhance focus and presence during practice.

**Highlights:** Customizable interval sequences, Text-to-speech spoken cues, Six unique visual styles, Zen Mode for distraction-free sessions, Import custom sounds, Timer presets and history tracking, Data backup and sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is Circuit Timer free?

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

### Is Metta Timer free?

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

### Do Circuit Timer or Metta Timer have ads?

Neither Circuit Timer nor Metta Timer shows ads.

### Which is updated more often, Circuit Timer or Metta Timer?

Circuit Timer ships an update monthly, and Metta Timer every 3 days. Most recently, Circuit Timer was updated on September 3, 2026 and Metta Timer on June 27, 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.*