# JabClock vs Metta Timer

The clearest difference is ads: Metta Timer at none against JabClock's shown. Metta Timer also leads on monetization model (free vs ad-supported) and iOS requirement (16.6 vs 18.6). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for JabClock against 5.0 for Metta Timer. Both are backed by a comparable volume of ratings — 8 and 3 respectively.

JabClock ships an update every 4 days, Metta Timer every 3 days. The most recent releases landed on September 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | JabClock | Metta Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/jabclock/id6760090836/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/metta-timer/id6760636068/reviews) |
| Number of ratings | **8** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Ad-supported | **Free** |
| Size | 6 MB | 31 MB |
| Requires iOS | 18.6 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [David Luong](https://appshunter.io/developer/1882499983) | [Loc Huynh](https://appshunter.io/developer/1788473838) |

## What reviewers say

### JabClock

[App page](https://appshunter.io/ios/app/jabclock/id6760090836)

A highly configurable round timer designed for combat sports and interval training. Customize rounds, rest, and alerts for a focused workout. Features glove-friendly controls and offline functionality.

**Highlights:** Configurable rounds and rest periods, Multiple built-in training presets, Create and save custom presets, Variety of sound alerts, Adjustable volume and haptic feedback, Glove-friendly shake to pause, Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 JabClock free?

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

### Is Metta Timer free?

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

### Which has better reviews, JabClock or Metta Timer?

JabClock and Metta Timer are both rated 5.0 out of 5 on the App Store, from 8 and 3 ratings respectively.

### Do JabClock or Metta Timer have ads?

JabClock shows ads; Metta Timer does not.

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

JabClock ships an update every 4 days, and Metta Timer every 3 days. Most recently, JabClock was updated on September 17, 2026 and Metta Timer on September 29, 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.*