# Rainbow Audio Tuneit vs HB II DSP

The clearest difference is iOS requirement: Rainbow Audio Tuneit at 9.0 against HB II DSP's 15.6. 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 | Rainbow Audio Tuneit | HB II DSP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 33 MB | 3 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rainbow Audio GmbH](https://appshunter.io/developer/1284821198) | [APEX Italy](https://appshunter.io/developer/1446565085) |

## What reviewers say

### Rainbow Audio Tuneit

[App page](https://appshunter.io/ios/app/rainbow-audio-tuneit/id1663607510)

**Features:** macOS Compatibility

**In-app purchases:** none


### HB II DSP

[App page](https://appshunter.io/ios/app/hb-ii-dsp/id6753644572)

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

**In-app purchases:** none


## Frequently asked questions

### Is Rainbow Audio Tuneit free?

Rainbow Audio Tuneit is free to download, with no in-app purchases.

### Is HB II DSP free?

HB II DSP is free to download, with no in-app purchases.

### Do Rainbow Audio Tuneit or HB II DSP have ads?

Neither Rainbow Audio Tuneit nor HB II DSP shows ads.

---

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