# STUDIO 21 vs FlatAudio

The clearest difference is review sentiment: FlatAudio at 74% against STUDIO 21's 35%. FlatAudio also leads on update cadence (every 2 weeks vs every 6 weeks). STUDIO 21's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

STUDIO 21 ships an update every 6 weeks, FlatAudio every 2 weeks. Both last shipped on September 25, 2026.

## The numbers

| Metric | STUDIO 21 | FlatAudio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/studio-21/id1352380483/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 34.5% of reviews | **74.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 31 MB | 73 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Evropeiskaya Media Gruppa](https://appshunter.io/developer/1018383613) | [PLOSKOSTI ZVUKA, OOO](https://appshunter.io/developer/1595612204) |

## What reviewers say

### STUDIO 21

[App page](https://appshunter.io/ios/app/studio-21/id1352380483)

Enjoy a 24/7 stream of hip-hop music, featuring both international and Russian-speaking artists. Tune in for talk shows and exclusive segments with popular guests and resident hosts.

**Highlights:** 24/7 hip-hop music stream, International and Russian artists, Talk shows and discussion programs, Guest appearances, Resident host segments

**Features:** macOS Compatibility

**In-app purchases:** none


### FlatAudio

[App page](https://appshunter.io/ios/app/flataudio/id1595612202)

Discover and enjoy electronic music across various genres. Find parties, follow artists, manage event tickets, and curate your personal music library with online and offline listening options.

**Highlights:** Electronic music streaming, Party discovery and map, Artist following, Event ticket purchasing, Invitation management, Personal media library

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

**In-app purchases:** none


## Frequently asked questions

### Is STUDIO 21 free?

STUDIO 21 is free to download, with no in-app purchases.

### Is FlatAudio free?

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

### Do STUDIO 21 or FlatAudio have ads?

Neither STUDIO 21 nor FlatAudio shows ads.

### Which is updated more often, STUDIO 21 or FlatAudio?

STUDIO 21 ships an update every 6 weeks, and FlatAudio every 2 weeks. Most recently, STUDIO 21 was updated on September 25, 2026 and FlatAudio on September 25, 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.*