# San Mateo County Libraries vs FLEXX Studios

The clearest difference is rating: FLEXX Studios at 5.0 against San Mateo County Libraries's 3.3. FLEXX Studios also leads on update cadence (every 3 weeks vs every 2 months) and ratings volume (80 vs 8). San Mateo County Libraries's advantage is monetization model (free vs free with in-app purchases) and device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

FLEXX Studios holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: FLEXX Studios has 80 ratings behind it against 8, so its average is the more settled of the two.

San Mateo County Libraries ships an update every 2 months, FLEXX Studios every 3 weeks. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | San Mateo County Libraries | FLEXX Studios |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (8 ratings)](https://appshunter.io/ios/app/san-mateo-county-libraries/id1371647186/reviews) | **[5.0 (80 ratings)](https://appshunter.io/ios/app/flexx-studios/id1642537503/reviews)** |
| Number of ratings | 8 | **80** |
| Positive reviews | 47.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 50 MB | 38 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Peninsula Library System](https://appshunter.io/developer/692170824) | [FLEXX Studios](https://appshunter.io/developer/1642537505) |

## What reviewers say

### San Mateo County Libraries

[App page](https://appshunter.io/ios/app/san-mateo-county-libraries/id1371647186)

Access library services from your mobile device. Manage your account, search the catalog, place holds, and use your digital library card. Discover events and access a wide range of digital resources like eBooks and eAudiobooks.

**Highlights:** Account management, Catalog search, Place holds, Digital library card, Event discovery, Digital collection access

**Features:** Vision Pro support

**In-app purchases:** none


### FLEXX Studios

[App page](https://appshunter.io/ios/app/flexx-studios/id1642537503)

Book fitness classes, manage your account, and purchase memberships. Explore a variety of specialized workouts like Pilates, Kickboxing, and Yoga. Get the results you crave with personalized attention.

**Highlights:** Book favorite classes, View class schedules, Review existing reservations, Purchase memberships and training, Manage your account, Variety of specialized fitness classes

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

**In-app purchases:** none


## Frequently asked questions

### Is San Mateo County Libraries free?

San Mateo County Libraries is free to download, with no in-app purchases.

### Is FLEXX Studios free?

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

### Which has better reviews, San Mateo County Libraries or FLEXX Studios?

FLEXX Studios is rated higher. San Mateo County Libraries averages 3.3 out of 5 from 8 ratings, while FLEXX Studios averages 5.0 from 80 ratings.

### Do San Mateo County Libraries or FLEXX Studios have ads?

Neither San Mateo County Libraries nor FLEXX Studios shows ads.

### Which is updated more often, San Mateo County Libraries or FLEXX Studios?

San Mateo County Libraries ships an update every 2 months, and FLEXX Studios every 3 weeks. Most recently, San Mateo County Libraries was updated on October 12, 2026 and FLEXX Studios on October 9, 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.*