# Book Flip Notes vs Langston

The clearest difference is in-app purchases: Langston at none against Book Flip Notes's 1. Langston also leads on iOS requirement (14.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Book Flip Notes sells 1 one-off in-app purchase. Langston asks for nothing beyond the download.

Book Flip Notes ships an update every 9 days, Langston every 2 weeks. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Book Flip Notes | Langston |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Size | 67 MB | 13 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [lecoo](https://appshunter.io/developer/1630534948) | [Marciano Sordam](https://appshunter.io/developer/1583284828) |

## What reviewers say

### Book Flip Notes

[App page](https://appshunter.io/ios/app/book-flip-notes/id6782423238)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro | $0.99 | one-time |


### Langston

[App page](https://appshunter.io/ios/app/langston/id6788835315)

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

**In-app purchases:** none


## Frequently asked questions

### Is Book Flip Notes free?

Book Flip Notes is free to download, with in-app purchases available.

### Is Langston free?

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

### Do Book Flip Notes or Langston have ads?

Neither Book Flip Notes nor Langston shows ads.

### Which is updated more often, Book Flip Notes or Langston?

Book Flip Notes ships an update every 9 days, and Langston every 2 weeks. Most recently, Book Flip Notes was updated on October 11, 2026 and Langston on October 5, 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.*