# Sound Effects.! vs 키미

The clearest difference is ads: 키미 at none against Sound Effects.!'s shown. 키미 also leads on update cadence (every 11 days vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sound Effects.! ships an update every 4 months, 키미 every 11 days. The most recent releases landed on September 22, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Sound Effects.! | 키미 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (1.9K ratings)](https://appshunter.io/ios/app/sound-effects/id542839600/reviews)** | — |
| Number of ratings | **1.9K** | — |
| Positive reviews | 86.9% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 11 days** |
| Monetization | Free with in-app purchases | — |
| Size | 70 MB | 323 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [PXL APPS](https://appshunter.io/developer/519812237) | [AIRAR](https://appshunter.io/developer/1516949211) |

## What reviewers say

### Sound Effects.!

[App page](https://appshunter.io/ios/app/sound-effects/id542839600)

Explore a vast library of realistic sound effects for entertainment and pranks. Easily navigate categories like animals, horror, and weapons. Use the integrated keyboard to enhance your digital content with fun sounds.

**Highlights:** Hundreds of realistic sound effects, Categorized sound library, Intuitive gesture navigation, Keyboard for conversations and videos, Multi-language support

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Lots of sound effects
- 💡 Customizable sound board
- 😊 Fun and entertaining

**What reviewers complain about**

- 🐛 Some sounds have poor quality
- 🔒 Requires review to unlock more content
- 💰 Ads can be intrusive

**Reported bugs**

- Occasional crashes or freezes
- Tutorial icon doesn't work

**Requested features**

- More sound categories and variety
- Ability to record and add custom sounds
- Option to remove ads for a one-time fee


### 키미

[App page](https://appshunter.io/ios/app/id6470270398)

**In-app purchases:** none


## Frequently asked questions

### Is Sound Effects.! free?

Sound Effects.! is free to download, with no in-app purchases.

### Is 키미 free?

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

### Do Sound Effects.! or 키미 have ads?

Sound Effects.! shows ads; 키미 does not.

### Which is updated more often, Sound Effects.! or 키미?

Sound Effects.! ships an update every 4 months, and 키미 every 11 days. Most recently, Sound Effects.! was updated on September 22, 2026 and 키미 on September 8, 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.*