# AI Tone vs 返信どうする？AI添削・敬語翻訳・言い換えツール

The clearest difference is ads: AI Tone at none against 返信どうする？AI添削・敬語翻訳・言い換えツール's shown. On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. AI Tone sells 5 in-app purchases, starting at $5.99 per month and 返信どうする？AI添削・敬語翻訳・言い換えツール sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

AI Tone ships an update every 3 weeks, 返信どうする？AI添削・敬語翻訳・言い換えツール every 4 weeks. The most recent releases landed on November 4, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | AI Tone | 返信どうする？AI添削・敬語翻訳・言い換えツール |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (8 ratings)](https://appshunter.io/ios/app/ai-tone-message-writer/id6738033894/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Freemium | Freemium |
| Size | 27 MB | 6 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Kosuke Yamanaka](https://appshunter.io/developer/1690125217) | [Appricot Co.,Ltd.](https://appshunter.io/developer/1716553156) |

## What reviewers say

### AI Tone

[App page](https://appshunter.io/ios/app/ai-tone-message-writer/id6738033894)

This AI-powered keyboard assistant helps you draft replies, rewrite messages, and adjust your tone for any conversation. Get fast, natural suggestions to communicate more clearly while maintaining your own voice. Customize tone, length, and stance before sending.

**Highlights:** Draft, reply, and rewrite messages, Customize tone, length, and stance, Powered by OpenAI and Gemini models, Keyboard workflow integration, Privacy-focused design, Premium features for unlimited use

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Reply Premium Monthly | $5.99 | per month |
| AI Reply Premium Annual | $39.99 | per year |
| Standard Boost Pack (50 uses) | $2.99 | one-time |
| Premium Boost Pack (100 uses) | $3.99 | one-time |
| Ultimate Boost Pack (200 uses) | $5.99 | one-time |


### 返信どうする？AI添削・敬語翻訳・言い換えツール

[App page](https://appshunter.io/ios/app/ai/id6741709838)

AI-powered tool to generate replies for various messages, from social media to business emails. It automatically detects the context and adjusts the tone, ensuring natural-sounding responses. Also offers proofreading and screenshot text extraction for convenience.

**Highlights:** AI-generated replies, Automatic context detection, Natural text formatting, Draft proofreading, Screenshot text extraction, Reply history and adjustment

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Plan | $1.99 | per month |


## Frequently asked questions

### Is AI Tone free?

AI Tone is free to download, with in-app purchases available.

### Is 返信どうする？AI添削・敬語翻訳・言い換えツール free?

返信どうする？AI添削・敬語翻訳・言い換えツール is free to download, with in-app purchases available.

### Do AI Tone or 返信どうする？AI添削・敬語翻訳・言い換えツール have ads?

返信どうする？AI添削・敬語翻訳・言い換えツール shows ads; AI Tone does not.

### Which is updated more often, AI Tone or 返信どうする？AI添削・敬語翻訳・言い換えツール?

AI Tone ships an update every 3 weeks, and 返信どうする？AI添削・敬語翻訳・言い換えツール every 4 weeks. Most recently, AI Tone was updated on November 4, 2026 and 返信どうする？AI添削・敬語翻訳・言い換えツール on November 7, 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.*