# Read Sentences vs BookHighlight

The clearest difference is iOS requirement: BookHighlight at 15.0.0 against Read Sentences's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Read Sentences sells 1 one-off in-app purchase and BookHighlight sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Read Sentences ships an update every 3 days, BookHighlight every 6 days. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Read Sentences | BookHighlight |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 days |
| Size | 29 MB | 83 MB |
| Requires iOS | 17.0 | **15.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [俊彦 何](https://appshunter.io/developer/1746727927) | [Hayrettin Koktas](https://appshunter.io/developer/1726362998) |

## What reviewers say

### Read Sentences

[App page](https://appshunter.io/ios/app/read-sentences/id6502781924)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.99 | one-time |


### BookHighlight

[App page](https://appshunter.io/ios/app/bookhighlight/id6504866934)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BookHighlight Monthly | $0.99 | per month |
| BookHighlight Annual | $12.99 | per year |


## Frequently asked questions

### Is Read Sentences free?

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

### Is BookHighlight free?

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

### Do Read Sentences or BookHighlight have ads?

Neither Read Sentences nor BookHighlight shows ads.

### Which is updated more often, Read Sentences or BookHighlight?

Read Sentences ships an update every 3 days, and BookHighlight every 6 days. Most recently, Read Sentences was updated on October 7, 2026 and BookHighlight on October 17, 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.*