# Mark Bookmark vs Butter Keyboard

The clearest difference is in-app purchases: Mark Bookmark at none against Butter Keyboard's 5. Mark Bookmark also leads on update cadence (every 4 days vs every 5 weeks). Butter Keyboard's advantage is ratings volume (8 vs 2). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Butter Keyboard sells 5 one-off in-app purchases. Mark Bookmark asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Mark Bookmark against 4.9 for Butter Keyboard. Both are backed by a comparable volume of ratings — 2 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Mark Bookmark ships an update every 4 days, Butter Keyboard every 5 weeks. Both last shipped on November 9, 2026.

## The numbers

| Metric | Mark Bookmark | Butter Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mark-bookmark/id6756251684/reviews)** | [4.9 (8 ratings)](https://appshunter.io/ios/app/butter-keyboard/id6760626567/reviews) |
| Number of ratings | 2 | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 121 MB | 81 MB |
| Requires iOS | **17.0** | 17.5 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mark Inc](https://appshunter.io/developer/1859545872) | [Spread Butter Inc.](https://appshunter.io/developer/1885391876) |

## What reviewers say

### Mark Bookmark

[App page](https://appshunter.io/ios/app/mark-bookmark/id6756251684)

This app captures physical notes and ideas, turning them into organized insights. It scans text with high accuracy, records voice notes, and organizes content automatically. It allows users to search for specific passages and even chat with their highlights.

**Highlights:** Scan physical notes and passages, Record voice notes, Automatic organization by book/source, Searchable library of captured content, AI chat with highlights and annotations, Integrations with other apps, Offline capture and sync

**In-app purchases:** none


### Butter Keyboard

[App page](https://appshunter.io/ios/app/butter-keyboard/id6760626567)

Design and save unique keyboard layouts to personalize your typing experience. Express your style, mood, or brand with a fully customizable keyboard that feels uniquely yours.

**Highlights:** Create custom keyboard designs, Save multiple layouts, Switch between favorite styles, Personalize typing look and feel, Build keyboard layouts

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 80 Bread | $0.99 | one-time |
| 425 Bread | $4.99 | one-time |
| 930 Bread | $9.99 | one-time |
| 2600 Bread | $24.99 | one-time |
| 6500 Bread | $49.99 | one-time |


## Frequently asked questions

### Is Mark Bookmark free?

Mark Bookmark is free to download, with no in-app purchases.

### Is Butter Keyboard free?

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

### Which has better reviews, Mark Bookmark or Butter Keyboard?

Mark Bookmark is rated higher. Mark Bookmark averages 5.0 out of 5 from 2 ratings, while Butter Keyboard averages 4.9 from 8 ratings.

### Do Mark Bookmark or Butter Keyboard have ads?

Neither Mark Bookmark nor Butter Keyboard shows ads.

### Which is updated more often, Mark Bookmark or Butter Keyboard?

Mark Bookmark ships an update every 4 days, and Butter Keyboard every 5 weeks. Most recently, Mark Bookmark was updated on November 9, 2026 and Butter Keyboard on November 9, 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.*