# DU20 vs Tune Sampler

The clearest difference is iOS requirement: DU20 at 12.0 against Tune Sampler's 17.2. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | DU20 | Tune Sampler |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Size | 14 MB | 3 MB |
| Requires iOS | **12.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [科 李](https://appshunter.io/developer/1098552099) | [Xu Ke](https://appshunter.io/developer/1649907339) |

## What reviewers say

### DU20

[App page](https://appshunter.io/ios/app/du20-mixer/id1562137659)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tune Sampler

[App page](https://appshunter.io/ios/app/tune-sampler/id6475165680)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DU20 free?

DU20 is free to download, with no in-app purchases.

### Is Tune Sampler free?

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

### Do DU20 or Tune Sampler have ads?

Neither DU20 nor Tune Sampler shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*