# SonicPrint vs Dual N Back

The clearest difference is price: Dual N Back at Free against SonicPrint's $8.99. SonicPrint's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On ads and in-app purchases there is nothing between them.

Dual N Back is free to download; SonicPrint costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SonicPrint | Dual N Back |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | — |
| Size | 1 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Arcadia, Inc.](https://appshunter.io/developer/382203159) | [Yuta Hirose](https://appshunter.io/developer/1896426121) |

## What reviewers say

### SonicPrint

[App page](https://appshunter.io/ios/app/sonicprint/id491617264)

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

**In-app purchases:** none


### Dual N Back

[App page](https://appshunter.io/ios/app/dual-n-back/id6767213239)

**In-app purchases:** none


## Frequently asked questions

### Is SonicPrint free?

SonicPrint costs $8.99, with no in-app purchases.

### Is Dual N Back free?

Dual N Back is free to download, with no in-app purchases.

### Do SonicPrint or Dual N Back have ads?

Neither SonicPrint nor Dual N Back shows ads.

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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.*