# Siren Sounds Effects vs Koho Keyboard

The clearest difference is price: Siren Sounds Effects at Free against Koho Keyboard's $1.99. Siren Sounds Effects also leads on iOS requirement (12.0 vs 26.1). Koho Keyboard's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Siren Sounds Effects is free to download; Koho Keyboard costs $1.99 up front. Siren Sounds Effects sells 1 one-off in-app purchase. Koho Keyboard asks for nothing beyond the download.

## The numbers

| Metric | Siren Sounds Effects | Koho Keyboard |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Size | 35 MB | 4 MB |
| Requires iOS | **12.0** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Francis Zorrilla](https://appshunter.io/developer/449292242) | [Y Phic Hdok](https://appshunter.io/developer/1853281307) |

## What reviewers say

### Siren Sounds Effects

[App page](https://appshunter.io/ios/app/siren-sounds-effects-go/id1185695826)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove the Ads | $3.99 | one-time |


### Koho Keyboard

[App page](https://appshunter.io/ios/app/koho-keyboard/id6756532721)

**In-app purchases:** none


## Frequently asked questions

### Is Siren Sounds Effects free?

Siren Sounds Effects is free to download, with in-app purchases available.

### Is Koho Keyboard free?

Koho Keyboard costs $1.99, with no in-app purchases.

### Do Siren Sounds Effects or Koho Keyboard have ads?

Siren Sounds Effects shows ads; Koho Keyboard 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.*