# SoundEffect App vs ホイッスル

SoundEffect App and ホイッスル are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. SoundEffect App sells 4 one-off in-app purchases and ホイッスル sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

SoundEffect App ships an update fortnightly, ホイッスル every 10 days. The most recent releases landed on September 24, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | SoundEffect App | ホイッスル |
| --- | --- | --- |
| 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 | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 100 MB | 14 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tomohiro Ohwada](https://appshunter.io/developer/991660409) | [Naoki Yahata](https://appshunter.io/developer/1590150102) |

## 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 |


### ホイッスル

[App page](https://appshunter.io/ios/app/id6447121017)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $1.99 | per month |
| プレミアムプラン | $5.99 | per year |


## Frequently asked questions

### Is SoundEffect App free?

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

### Is ホイッスル free?

ホイッスル is free to download, with in-app purchases available.

### Do SoundEffect App or ホイッスル have ads?

Both SoundEffect App and ホイッスル show ads.

### Which is updated more often, SoundEffect App or ホイッスル?

SoundEffect App ships an update fortnightly, and ホイッスル every 10 days. Most recently, SoundEffect App was updated on September 24, 2026 and ホイッスル on September 5, 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.*