# SPLWylie vs Open Book

The clearest difference is in-app purchases: SPLWylie at none against Open Book's 3. SPLWylie also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17.0). Open Book's advantage is update cadence (every 3 days vs every 3 weeks). On price and ads there is nothing between them.

Both are free to download. Open Book sells 3 in-app purchases, starting at $9.99 per month. SPLWylie asks for nothing beyond the download.

SPLWylie ships an update every 3 weeks, Open Book every 3 days. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | SPLWylie | Open Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/splwylie/id6463801389/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 50 MB | 11 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Rita & Truett Smith Public Library](https://appshunter.io/developer/1705021959) | [Reno Labs, LLC](https://appshunter.io/developer/1860024715) |

## What reviewers say

### SPLWylie

[App page](https://appshunter.io/ios/app/splwylie/id6463801389)

Access your library's collection and services from your mobile device. Browse items, place holds, manage your account, and check for upcoming events. You can also scan barcodes to check item availability.

**Highlights:** Browse library collection, Place holds on items, Link to digital platforms, Manage your account, Check events calendar, Scan item barcodes for availability

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

**In-app purchases:** none


### Open Book

[App page](https://appshunter.io/ios/app/open-book-content-blocker/id6792210520)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $9.99 | per month |
| Plus Annual | $59.99 | per year |
| Plus Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is SPLWylie free?

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

### Is Open Book free?

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

### Do SPLWylie or Open Book have ads?

Neither SPLWylie nor Open Book shows ads.

### Which is updated more often, SPLWylie or Open Book?

SPLWylie ships an update every 3 weeks, and Open Book every 3 days. Most recently, SPLWylie was updated on November 3, 2026 and Open Book on November 8, 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.*