# OCRBook vs MomentMark Camera

The clearest difference is price: MomentMark Camera at Free against OCRBook's $1.99. OCRBook's advantage is in-app purchases (none vs 3) and update cadence (every 8 days vs monthly). On ads, device support and iOS requirement there is nothing between them.

MomentMark Camera is free to download; OCRBook costs $1.99 up front. MomentMark Camera sells 3 in-app purchases, starting at $2.99 per month. OCRBook asks for nothing beyond the download.

OCRBook ships an update every 8 days, MomentMark Camera monthly. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | OCRBook | MomentMark Camera |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Monthly |
| Size | 14 MB | 3 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FiveStar AI](https://appshunter.io/developer/1872300274) | [Chengdu Chengnan Fuyuan Technology Co., Ltd.](https://appshunter.io/developer/1856063836) |

## What reviewers say

### OCRBook

[App page](https://appshunter.io/ios/app/ocrbook/id6755219492)

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

**In-app purchases:** none


### MomentMark Camera

[App page](https://appshunter.io/ios/app/momentmark-camera/id6757780027)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly Subscription | $2.99 | per month |
| Pro Yearly Subscription | $19.99 | per year |
| Pro Lifetime Access | $49.99 | one-time |


## Frequently asked questions

### Is OCRBook free?

OCRBook costs $1.99, with no in-app purchases.

### Is MomentMark Camera free?

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

### Do OCRBook or MomentMark Camera have ads?

Neither OCRBook nor MomentMark Camera shows ads.

### Which is updated more often, OCRBook or MomentMark Camera?

OCRBook ships an update every 8 days, and MomentMark Camera monthly. Most recently, OCRBook was updated on October 10, 2026 and MomentMark Camera on October 11, 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.*