# OCR Master vs Diametree

The clearest difference is in-app purchases: OCR Master at none against Diametree's 1. OCR Master also leads on update cadence (monthly vs every 10 months) and iOS requirement (12.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Diametree sells 1 in-app purchase, starting at $8.99 per month. OCR Master asks for nothing beyond the download.

OCR Master ships an update monthly, Diametree every 10 months. The most recent releases landed on October 2, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | OCR Master | Diametree |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 10 months |
| Monetization | Free | — |
| Size | 283 MB | 177 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MIHAIL MILUSHEV](https://appshunter.io/developer/648847538) | [Panoimagen](https://appshunter.io/developer/1823882343) |

## What reviewers say

### OCR Master

[App page](https://appshunter.io/ios/app/ocr-master/id1512126913)

Convert images into editable text using optical character recognition. Translate recognized text into different languages. Edit, save, and share your extracted content.

**Highlights:** Image to editable text conversion, Multi-language text recognition, Text translation, Edit and save recognized text, Share extracted text

**In-app purchases:** none


### Diametree

[App page](https://appshunter.io/ios/app/diametree/id6748010621)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $8.99 | per month |


## Frequently asked questions

### Is OCR Master free?

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

### Is Diametree free?

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

### Do OCR Master or Diametree have ads?

Neither OCR Master nor Diametree shows ads.

### Which is updated more often, OCR Master or Diametree?

OCR Master ships an update monthly, and Diametree every 10 months. Most recently, OCR Master was updated on October 2, 2026 and Diametree on September 12, 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.*