# SoundEffect App vs Nothing but Primes

The clearest difference is in-app purchases: Nothing but Primes at none against SoundEffect App's 4. SoundEffect App's advantage is update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SoundEffect App sells 4 one-off in-app purchases. Nothing but Primes asks for nothing beyond the download.

SoundEffect App ships an update fortnightly, Nothing but Primes monthly. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | SoundEffect App | Nothing but Primes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (30 ratings)](https://appshunter.io/ios/app/soundeffect-app/id1124954405/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 100 MB | 67 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Tomohiro Ohwada](https://appshunter.io/developer/991660409) | [Koki Tanisaka](https://appshunter.io/developer/1864074494) |

## What reviewers say

### SoundEffect App

[App page](https://appshunter.io/ios/app/soundeffect-app/id1124954405)

Record and organize a vast library of sound effects. Play sounds based on your gestures, creating a personalized audio experience. Access a diverse collection of over 350 sound effects.

**Highlights:** 350+ sound effects, Create custom sound effect lists, Play sound effects via gestures, Organize sound effects

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Banner ad removal. | $1.99 | one-time |
| App development support | $1.99 | one-time |
| Fullscreen ad removal. | $1.99 | one-time |
| All Ads removal And Support | $4.99 | one-time |


### Nothing but Primes

[App page](https://appshunter.io/ios/app/nothing-but-primes/id6799611031)

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

**In-app purchases:** none


## Frequently asked questions

### Is SoundEffect App free?

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

### Is Nothing but Primes free?

Nothing but Primes is free to download, with no in-app purchases.

### Do SoundEffect App or Nothing but Primes have ads?

Both SoundEffect App and Nothing but Primes show ads.

### Which is updated more often, SoundEffect App or Nothing but Primes?

SoundEffect App ships an update fortnightly, and Nothing but Primes monthly. Most recently, SoundEffect App was updated on November 1, 2026 and Nothing but Primes on October 29, 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.*