# Chronometer vs Mimi Calculator

The clearest difference is price: Chronometer at Free against Mimi Calculator's $0.99. Mimi Calculator's advantage is ads (none vs shown) and update cadence (every 3 days vs every 5 weeks). On in-app purchases and device support there is nothing between them.

Chronometer is free to download; Mimi Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Chronometer ships an update every 5 weeks, Mimi Calculator every 3 days. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Chronometer | Mimi Calculator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Size | 18 MB | 7 MB |
| Requires iOS | 26.2 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chathushka Rodrigo](https://appshunter.io/developer/1886060202) | [俊杰 李](https://appshunter.io/developer/1727969503) |

## What reviewers say

### Chronometer

[App page](https://appshunter.io/ios/app/chronometer-world-clock/id6760746571)

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

**In-app purchases:** none


### Mimi Calculator

[App page](https://appshunter.io/ios/app/mimi-calculator/id6806555088)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chronometer free?

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

### Is Mimi Calculator free?

Mimi Calculator costs $0.99, with no in-app purchases.

### Do Chronometer or Mimi Calculator have ads?

Chronometer shows ads; Mimi Calculator does not.

### Which is updated more often, Chronometer or Mimi Calculator?

Chronometer ships an update every 5 weeks, and Mimi Calculator every 3 days. Most recently, Chronometer was updated on October 8, 2026 and Mimi Calculator on October 17, 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.*