# Audio Compressor vs Nanosystem Buran

The clearest difference is in-app purchases: Nanosystem Buran at none against Audio Compressor's 1. Nanosystem Buran also leads on iOS requirement (12.0 vs 15.6). Audio Compressor's advantage is update cadence (weekly vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Audio Compressor sells 1 one-off in-app purchase. Nanosystem Buran asks for nothing beyond the download.

Audio Compressor ships an update weekly, Nanosystem Buran monthly. The most recent releases landed on October 27, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Audio Compressor | Nanosystem Buran |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (259 ratings)](https://appshunter.io/ios/app/audio-compressor-mp3-shrink/id6449499993/reviews)** | — |
| Number of ratings | **259** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 72 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arthur Eduardo Skaetta Alvarez Desenvolvimento de Software LTDA.](https://appshunter.io/developer/867175889) | [ECO-Management srl](https://appshunter.io/developer/1603050982) |

## What reviewers say

### Audio Compressor

[App page](https://appshunter.io/ios/app/audio-compressor-mp3-shrink/id6449499993)

Reduce audio file sizes without sacrificing sound quality. This app offers efficient compression, allowing you to reclaim storage space on your device. Easily compress audio from files or videos with offline processing.

**Highlights:** Efficient audio compression, Reduce file sizes without quality loss, Compress audio from files or videos, Fast and easy to use, Offline processing for privacy, Adjust bitrate and remove metadata

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Audio Compressor Premium | $0.99 | one-time |


### Nanosystem Buran

[App page](https://appshunter.io/ios/app/nanosystem-buran/id6477485889)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Audio Compressor free?

Audio Compressor is free to download, with in-app purchases available.

### Is Nanosystem Buran free?

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

### Do Audio Compressor or Nanosystem Buran have ads?

Neither Audio Compressor nor Nanosystem Buran shows ads.

### Which is updated more often, Audio Compressor or Nanosystem Buran?

Audio Compressor ships an update weekly, and Nanosystem Buran monthly. Most recently, Audio Compressor was updated on October 27, 2026 and Nanosystem Buran on October 3, 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.*