# FLEXX Studios vs Peninsula Library System

The clearest difference is rating: FLEXX Studios at 5.0 against Peninsula Library System's 4.0. FLEXX Studios also leads on ratings volume (80 vs 3). Peninsula Library System's advantage is monetization model (free vs free with in-app purchases) and device support (3 vs 1). On price, update cadence, ads and in-app purchases 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 4.0. That said, the two scores are not equally well evidenced: FLEXX Studios has 80 ratings behind it against 3, so its average is the more settled of the two.

FLEXX Studios ships an update every 4 weeks, Peninsula Library System every 3 weeks. The most recent releases landed on August 15, 2026 and August 9, 2026 respectively.

## The numbers

| Metric | FLEXX Studios | Peninsula Library System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (80 ratings)](https://appshunter.io/ios/app/flexx-studios/id1642537503/reviews)** | [4.0 (3 ratings)](https://appshunter.io/ios/app/peninsula-library-system/id6670559910/reviews) |
| Number of ratings | **80** | 3 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 38 MB | 50 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [FLEXX Studios](https://appshunter.io/developer/1642537505) | [Peninsula Library System](https://appshunter.io/developer/692170824) |

## What reviewers say

### 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


### Peninsula Library System

[App page](https://appshunter.io/ios/app/peninsula-library-system/id6670559910)

Access multiple public libraries in San Mateo County from your mobile device. Manage holds, renew items, search the catalog, and use your digital library card for convenient access to resources.

**Highlights:** Access multiple county libraries, Place and manage holds, Renew checked out materials, Search library catalog, Digital library card

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

**In-app purchases:** none


## Frequently asked questions

### Is FLEXX Studios free?

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

### Is Peninsula Library System free?

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

### Which has better reviews, FLEXX Studios or Peninsula Library System?

FLEXX Studios is rated higher. FLEXX Studios averages 5.0 out of 5 from 80 ratings, while Peninsula Library System averages 4.0 from 3 ratings.

### Do FLEXX Studios or Peninsula Library System have ads?

Neither FLEXX Studios nor Peninsula Library System shows ads.

### Which is updated more often, FLEXX Studios or Peninsula Library System?

FLEXX Studios ships an update every 4 weeks, and Peninsula Library System every 3 weeks. Most recently, FLEXX Studios was updated on August 15, 2026 and Peninsula Library System on August 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.*