# BIÂN vs Common Language Studio

The clearest difference is update cadence: Common Language Studio at every 3 weeks against BIÂN's every 2 months. BIÂN's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price, 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.

BIÂN ships an update every 2 months, Common Language Studio every 3 weeks. The most recent releases landed on May 12, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | BIÂN | Common Language Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (9 ratings)](https://appshunter.io/ios/app/common-language-studio/id6744982650/reviews)** |
| Number of ratings | — | **9** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Ad-supported |
| Size | 125 MB | 36 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [BIAN CHICAGO LLC](https://appshunter.io/developer/1535951916) | [Samantha Mostaccio Movement LLC](https://appshunter.io/developer/1810312064) |

## What reviewers say

### BIÂN

[App page](https://appshunter.io/ios/app/bin/id1535951464)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Common Language Studio

[App page](https://appshunter.io/ios/app/common-language-studio/id6744982650)

Browse and purchase class packs or memberships. View and filter the class schedule by type to find your perfect workout. Manage your reservations and stay organized with your fitness goals.

**Highlights:** Purchase class packs and memberships, View and filter class schedule, Manage class reservations, Organize fitness schedule

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is BIÂN free?

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

### Is Common Language Studio free?

Common Language Studio is free to download, with no in-app purchases.

### Do BIÂN or Common Language Studio have ads?

Both BIÂN and Common Language Studio show ads.

### Which is updated more often, BIÂN or Common Language Studio?

BIÂN ships an update every 2 months, and Common Language Studio every 3 weeks. Most recently, BIÂN was updated on May 12, 2026 and Common Language Studio on September 14, 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.*