# Monitor Calibrator vs calibratr

The clearest difference is price: calibratr at Free against Monitor Calibrator's $12.99. calibratr also leads on update cadence (daily vs every 4 months) and iOS requirement (16.0 vs 26.4). Monitor Calibrator's advantage is in-app purchases (none vs 1) and device support (3 vs 1). On ads there is nothing between them.

calibratr is free to download; Monitor Calibrator costs $12.99 up front. calibratr sells 1 one-off in-app purchase. Monitor Calibrator asks for nothing beyond the download.

Monitor Calibrator ships an update every 4 months, calibratr daily. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Monitor Calibrator | calibratr |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/calibratr/id6811932396/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 9 MB |
| Requires iOS | 26.4 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Blake Jones](https://appshunter.io/developer/1896185141) | [FreshX GmbH](https://appshunter.io/developer/1532201833) |

## What reviewers say

### Monitor Calibrator

[App page](https://appshunter.io/ios/app/monitor-calibrator/id6780020540)

**Features:** Vision Pro support

**In-app purchases:** none


### calibratr

[App page](https://appshunter.io/ios/app/calibratr/id6811932396)

This tool transforms your iPhone into a display measuring instrument, ensuring your photos appear as intended. It works with a free Mac app to calibrate your monitor, correcting color inaccuracies and providing detailed reports on display performance. Without a Mac, it functions as a light meter for various glowing surfaces.

**Highlights:** Monitor calibration using iPhone, RAW measurement of color patches, ICC color profile generation, White point, grey balance, and tone curve correction, Before and after image comparison, Light meter for glowing surfaces

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keep the result | $3.99 | one-time |


## Frequently asked questions

### Is Monitor Calibrator free?

Monitor Calibrator costs $12.99, with no in-app purchases.

### Is calibratr free?

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

### Do Monitor Calibrator or calibratr have ads?

Neither Monitor Calibrator nor calibratr shows ads.

### Which is updated more often, Monitor Calibrator or calibratr?

Monitor Calibrator ships an update every 4 months, and calibratr daily. Most recently, Monitor Calibrator was updated on October 24, 2026 and calibratr on October 26, 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.*