# Yomu vs YomuMark

The clearest difference is ads: Yomu at none against YomuMark's shown. YomuMark's advantage is update cadence (every 4 days vs every 4 months) and iOS requirement (15.5 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Yomu sells 3 in-app purchases, starting at $3.99 per month and YomuMark sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Yomu ships an update every 4 months, YomuMark every 4 days. The most recent releases landed on October 25, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Yomu | YomuMark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 4 days** |
| Size | 12 MB | 81 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jumpei Takiyasu](https://appshunter.io/developer/1550600314) | [Tsuyoshi Ninomiya](https://appshunter.io/developer/1840418816) |

## What reviewers say

### Yomu

[App page](https://appshunter.io/ios/app/yomu-fast-pdf-reader/id6760102622)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yomu Pro Monthly | $3.99 | per month |
| Yomu Pro Yearly | $29.99 | per year |
| Yomu Unlimited | $9.99 | one-time |


### YomuMark

[App page](https://appshunter.io/ios/app/yomumark-snap-and-note/id6797269238)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| YomuMark Pro | $9.99 | one-time |


## Frequently asked questions

### Is Yomu free?

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

### Is YomuMark free?

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

### Do Yomu or YomuMark have ads?

YomuMark shows ads; Yomu does not.

### Which is updated more often, Yomu or YomuMark?

Yomu ships an update every 4 months, and YomuMark every 4 days. Most recently, Yomu was updated on October 25, 2026 and YomuMark on October 15, 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.*