# San Mateo Public Library vs CresTap

The clearest difference is price: San Mateo Public Library at Free against CresTap's $17.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

San Mateo Public Library is free to download; CresTap costs $17.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | San Mateo Public Library | CresTap |
| --- | --- | --- |
| Price | **Free** | $17.99 |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/san-mateo-public-library/id1371648213/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 50 MB | 5 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [Peninsula Library System](https://appshunter.io/developer/692170824) | [Andreas Kaspers](https://appshunter.io/developer/418797070) |

## What reviewers say

### San Mateo Public Library

[App page](https://appshunter.io/ios/app/san-mateo-public-library/id1371648213)

Access your local library's collection on the go. Browse the catalog, manage your account, and download digital books and audiobooks. Find branch information and connect with the library on social media.

**Highlights:** Search catalog, Manage account, Download eBooks and Audiobooks, Place holds, Renew materials, Branch information and directions

**Features:** Vision Pro support

**In-app purchases:** none


### CresTap

[App page](https://appshunter.io/ios/app/crestap/id1460449151)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is San Mateo Public Library free?

San Mateo Public Library is free to download, with no in-app purchases.

### Is CresTap free?

CresTap costs $17.99, with no in-app purchases.

### Do San Mateo Public Library or CresTap have ads?

Neither San Mateo Public Library nor CresTap shows ads.

### Which is updated more often, San Mateo Public Library or CresTap?

San Mateo Public Library ships an update every 2 months, and CresTap every 2 months. Most recently, San Mateo Public Library was updated on November 2, 2026 and CresTap on November 4, 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.*