# カラオキー vs Keyfred 日本語キーボード

The clearest difference is in-app purchases: カラオキー at none against Keyfred 日本語キーボード's 4. Keyfred 日本語キーボード's advantage is iOS requirement (16.0 vs 26.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Keyfred 日本語キーボード sells 4 in-app purchases, starting at $2.99 per month. カラオキー asks for nothing beyond the download.

カラオキー ships an update every 3 days, Keyfred 日本語キーボード every 2 days. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | カラオキー | Keyfred 日本語キーボード |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 10 MB | 91 MB |
| Requires iOS | 26.4 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [yuta kobayashi](https://appshunter.io/developer/1812917955) | [Keyfred Inc.](https://appshunter.io/developer/1878124574) |

## What reviewers say

### カラオキー

[App page](https://appshunter.io/ios/app/id6764198203)

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

**In-app purchases:** none


### Keyfred 日本語キーボード

[App page](https://appshunter.io/ios/app/keyfred/id6764822180)

This AI-powered keyboard enhances your writing by offering real-time corrections, rewrites, and translations directly within any app. Improve clarity, tone, and fluency for emails, messages, and social media posts.

**Highlights:** AI-powered smart keyboard, Real-time, context-aware correction alerts, AI sentence correction, Rewrite with the right tone and style, Natural multilingual translation, Custom keyboard themes, Korean, English, and Japanese input support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keyfred Pro Monthly | $2.99 | per month |
| Keyfred Pro 6 Months | $12.99 | per 6 months |
| Keyfred Pro Yearly | $21.95 | per year |
| 100 Credits | $4.99 | one-time |


## Frequently asked questions

### Is カラオキー free?

カラオキー is free to download, with no in-app purchases.

### Is Keyfred 日本語キーボード free?

Keyfred 日本語キーボード is free to download, with in-app purchases available.

### Do カラオキー or Keyfred 日本語キーボード have ads?

Neither カラオキー nor Keyfred 日本語キーボード shows ads.

### Which is updated more often, カラオキー or Keyfred 日本語キーボード?

カラオキー ships an update every 3 days, and Keyfred 日本語キーボード every 2 days. Most recently, カラオキー was updated on October 24, 2026 and Keyfred 日本語キーボード on October 12, 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.*