# Library CheckOut vs UO Library

The clearest difference is ads: UO Library at none against Library CheckOut's shown. UO Library also leads on update cadence (fortnightly vs every 20 months). Library CheckOut's advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Library CheckOut ships an update every 20 months, UO Library fortnightly. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Library CheckOut | UO Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/library-checkout/id1185776203/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 20 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 4 MB | 408 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Wontai Ki](https://appshunter.io/developer/313410021) | [Meescan Inc.](https://appshunter.io/developer/1609729285) |

## What reviewers say

### Library CheckOut

[App page](https://appshunter.io/ios/app/library-checkout/id1185776203)

Manage your borrowed books and DVDs with this app. Scan ISBN barcodes to track items and receive timely notifications before and after due dates, helping you avoid late fees.

**Highlights:** Track borrowed books and DVDs, Scan ISBN barcodes for item info, Receive due date push notifications, Avoid late fees, Manage library item returns

**Features:** macOS Compatibility

**In-app purchases:** none


### UO Library

[App page](https://appshunter.io/ios/app/uo-library/id6739070027)

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

**In-app purchases:** none


## Frequently asked questions

### Is Library CheckOut free?

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

### Is UO Library free?

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

### Do Library CheckOut or UO Library have ads?

Library CheckOut shows ads; UO Library does not.

### Which is updated more often, Library CheckOut or UO Library?

Library CheckOut ships an update every 20 months, and UO Library fortnightly. Most recently, Library CheckOut was updated on September 15, 2026 and UO Library on September 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.*