# athanBtime vs Book Flip Notes

The clearest difference is in-app purchases: athanBtime at none against Book Flip Notes's 1. Book Flip Notes's advantage is update cadence (every 11 days vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

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

athanBtime ships an update every 5 months, Book Flip Notes every 11 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | athanBtime | Book Flip Notes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 11 days** |
| Size | 16 MB | 72 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [Salih Hamouda](https://appshunter.io/developer/1564178940) | [lecoo](https://appshunter.io/developer/1630534948) |

## What reviewers say

### athanBtime

[App page](https://appshunter.io/ios/app/athanbtime/id6751164068)

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

**In-app purchases:** none


### Book Flip Notes

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

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (1)**

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


## Frequently asked questions

### Is athanBtime free?

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

### Is Book Flip Notes free?

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

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

Neither athanBtime nor Book Flip Notes shows ads.

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

athanBtime ships an update every 5 months, and Book Flip Notes every 11 days. Most recently, athanBtime was updated on November 8, 2026 and Book Flip Notes on October 31, 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.*