# Diffchecker vs Fast Offline OCR

The clearest difference is price: Fast Offline OCR at Free against Diffchecker's $2.99. Fast Offline OCR also leads on update cadence (daily vs every 77 months) and iOS requirement (11.0 vs 17.4). On ads, in-app purchases and device support there is nothing between them.

Fast Offline OCR is free to download; Diffchecker costs $2.99 up front. Diffchecker sells 1 one-off in-app purchase and Fast Offline OCR sells 1 in-app purchase, starting at $8.99 per year. Whichever you choose, the download price is not the number that matters.

Diffchecker ships an update every 77 months, Fast Offline OCR daily. The most recent releases landed on October 12, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Diffchecker | Fast Offline OCR |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[1.0 (3 ratings)](https://appshunter.io/ios/app/diffchecker/id1446215054/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 77 months | **Daily** |
| Monetization | Paid | — |
| Size | 5 MB | 100 MB |
| Requires iOS | 17.4 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Ahmad Rahimi](https://appshunter.io/developer/1235600361) | [Mohammad Raza Mohammad Imtiaz](https://appshunter.io/developer/1695879550) |

## What reviewers say

### Diffchecker

[App page](https://appshunter.io/ios/app/diffchecker/id1446215054)

Easily find differences between two texts by pasting, typing, or scanning images. This tool automatically highlights discrepancies with synchronized scrolling for a clear comparison.

**Highlights:** Text difference highlighting, Camera OCR for text extraction, Synchronized scrolling, Paste and type input, Instant comparison

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove advertisements | $0.99 | one-time |


### Fast Offline OCR

[App page](https://appshunter.io/ios/app/fast-offline-ocr-image-to-txt/id6473900786)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited OCR Scan | $8.99 | per year |


## Frequently asked questions

### Is Diffchecker free?

Diffchecker costs $2.99, and also offers in-app purchases.

### Is Fast Offline OCR free?

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

### Do Diffchecker or Fast Offline OCR have ads?

Neither Diffchecker nor Fast Offline OCR shows ads.

### Which is updated more often, Diffchecker or Fast Offline OCR?

Diffchecker ships an update every 77 months, and Fast Offline OCR daily. Most recently, Diffchecker was updated on October 12, 2026 and Fast Offline OCR on October 27, 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.*