# PRISMO MIRAGE vs Chronographer

The clearest difference is iOS requirement: PRISMO MIRAGE at 6.0 against Chronographer's 18.6. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | PRISMO MIRAGE | Chronographer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.4 (5 ratings)](https://appshunter.io/ios/app/chronographer/id6448242917/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 2 MB | 3 MB |
| Requires iOS | **6.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FUSO PRECISION](https://appshunter.io/developer/382022791) | [Robert France](https://appshunter.io/developer/1684138105) |

## What reviewers say

### PRISMO MIRAGE

[App page](https://appshunter.io/ios/app/prismo-mirage/id579906334)

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

**In-app purchases:** none


### Chronographer

[App page](https://appshunter.io/ios/app/chronographer/id6448242917)

This app helps you meticulously track the accuracy of your mechanical watches. It records time differences, calculates detailed performance metrics, and visualizes trends with charts and histograms. You can also manage your watch collection, log daily wear, and analyze positional variations.

**Highlights:** Track mechanical watch accuracy, Calculate detailed performance metrics, Visualize accuracy with charts and histograms, Manage watch collection with notes and photos, Log daily watch wear, Analyze positional variation, Export watch data

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

**In-app purchases:** none


## Frequently asked questions

### Is PRISMO MIRAGE free?

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

### Is Chronographer free?

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

### Do PRISMO MIRAGE or Chronographer have ads?

Neither PRISMO MIRAGE nor Chronographer shows ads.

### Which is updated more often, PRISMO MIRAGE or Chronographer?

PRISMO MIRAGE ships an update every 2 months, and Chronographer every 2 months. Most recently, PRISMO MIRAGE was updated on November 1, 2026 and Chronographer on November 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.*