# WriteTex vs OCR Hero

The clearest difference is update cadence: OCR Hero at every 4 days against WriteTex's every 10 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. WriteTex sells 3 in-app purchases, starting at $3.99 per month and OCR Hero sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

WriteTex ships an update every 10 days, OCR Hero every 4 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | WriteTex | OCR Hero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/writetex-math-ocr-and-latex/id6747911928/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 14 MB | 2 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [星宇 黄](https://appshunter.io/developer/1823348720) | [江慧 杨](https://appshunter.io/developer/1893525164) |

## What reviewers say

### WriteTex

[App page](https://appshunter.io/ios/app/writetex-math-ocr-and-latex/id6747911928)

Instantly convert handwritten math equations into LaTeX, Markdown, or TikZ code. This app uses advanced AI to recognize complex formulas, matrices, and diagrams, integrating seamlessly with desktop editors like VS Code and Obsidian.

**Highlights:** Handwritten math to LaTeX conversion, AI-powered OCR for complex formulas, Markdown and TikZ code output, Desktop sync for VS Code, Obsidian, Word, BYOK (Bring Your Own Key) for data control, High privacy options

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly AI Subscription | $3.99 | per month |
| Yearly AI Subscription | $39.99 | per year |
| Custom API | $1.99 | one-time |


### OCR Hero

[App page](https://appshunter.io/ios/app/ocr-hero/id6762252940)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OCR Hero Pro Monthly | $4.99 | per month |
| OCR Hero Pro Quarterly | $13.99 | per 3 months |
| OCR Hero Pro Yearly | $51.99 | per year |
| OCR Hero Credit Pack | $4.99 | one-time |


## Frequently asked questions

### Is WriteTex free?

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

### Is OCR Hero free?

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

### Do WriteTex or OCR Hero have ads?

Neither WriteTex nor OCR Hero shows ads.

### Which is updated more often, WriteTex or OCR Hero?

WriteTex ships an update every 10 days, and OCR Hero every 4 days. Most recently, WriteTex was updated on October 24, 2026 and OCR Hero on October 28, 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.*