# Po Book Tracker vs Librio

The clearest difference is in-app purchases: Librio at none against Po Book Tracker's 1. On price and iOS requirement there is nothing between them.

Both are free to download. Po Book Tracker sells 1 one-off in-app purchase. Librio asks for nothing beyond the download.

## The numbers

| Metric | Po Book Tracker | Librio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Weekly |
| Size | 4 MB | 53 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Barancan YARDIMCI](https://appshunter.io/developer/1865903748) | [Mahmut Enes YILDIZ](https://appshunter.io/developer/6786652076) |

## What reviewers say

### Po Book Tracker

[App page](https://appshunter.io/ios/app/po-book-tracker/id6758600874)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Po Book Tracker – Lifetime Premium | $8.99 | one-time |


### Librio

[App page](https://appshunter.io/ios/app/librio-smart-library/id6786652074)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Po Book Tracker free?

Po Book Tracker is free to download, with in-app purchases available.

### Is Librio free?

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

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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.*