# SoundIntervalTimer byNSDev vs QSnap

The clearest difference is in-app purchases: SoundIntervalTimer byNSDev at none against QSnap's 2. SoundIntervalTimer byNSDev also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. QSnap sells 2 in-app purchases, starting at $1.99 per month. SoundIntervalTimer byNSDev asks for nothing beyond the download.

## The numbers

| Metric | SoundIntervalTimer byNSDev | QSnap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 4 MB | 50 MB |
| Requires iOS | 17 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NIHON SYSTEM DEVELOPER CORPORATION](https://appshunter.io/developer/1198103734) | [kouhei sasaki](https://appshunter.io/developer/1753213584) |

## What reviewers say

### SoundIntervalTimer byNSDev

[App page](https://appshunter.io/ios/app/soundintervaltimer-bynsdev/id6751438998)

**Features:** macOS Compatibility

**In-app purchases:** none


### QSnap

[App page](https://appshunter.io/ios/app/qsnap-qr-reader-and-transfer/id6753971218)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QSnap Pro（Monthly） | $1.99 | per month |
| QSnap Pro（Yearly） | $19.99 | per year |


## Frequently asked questions

### Is SoundIntervalTimer byNSDev free?

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

### Is QSnap free?

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

### Do SoundIntervalTimer byNSDev or QSnap have ads?

QSnap shows ads; SoundIntervalTimer byNSDev does not.

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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.*