# AIほんやく帳 vs モチスピ

The clearest difference is ads: AIほんやく帳 at none against モチスピ's shown. AIほんやく帳 also leads on update cadence (daily vs every 5 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. AIほんやく帳 sells 1 in-app purchase, starting at $1.99 per month and モチスピ sells 11 in-app purchases, starting at $22.99 per month. Whichever you choose, the download price is not the number that matters.

AIほんやく帳 ships an update daily, モチスピ every 5 days. The most recent releases landed on September 12, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | AIほんやく帳 | モチスピ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (22 ratings)](https://appshunter.io/ios/app/ai/id6761979905/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | — | 55.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 393 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [honami sato](https://appshunter.io/developer/1891697737) | [Astran Inc.](https://appshunter.io/developer/1689875203) |

## What reviewers say

### AIほんやく帳

[App page](https://appshunter.io/ios/app/ai/id6761834435)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 翻訳VIPプラン | $1.99 | per month |


### モチスピ

[App page](https://appshunter.io/ios/app/ai/id6761979905)

This app offers an engaging way to improve English speaking skills through unlimited AI conversations. It analyzes your speech, provides personalized feedback, and offers a vast library of scenarios and vocabulary to help you become fluent.

**Highlights:** Unlimited AI conversation practice, AI speech analysis and feedback, Personalized word and phrasebook, Extensive scenario coverage (2000+ scenes), Support for all skill levels, 英検® secondary interview practice, Visualized learning progress

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1ヶ月プラン | $22.99 | per month |
| 12ヶ月プラン（キャンペーン） | $129.99 | per year |
| 12ヶ月プラン | $179.99 | per year |
| ファミリープラン | $199.99 | per year |
| ファミリープラン（キャンペーン） | $199.99 | per year |
| モチベイト原石×1 | $0.99 | one-time |
| モチベイト原石×6 | $3.99 | one-time |
| モチベイト原石×12 | $5.99 | one-time |
| モチベイト原石×30 | $12.99 | one-time |
| モチベイト原石×60 | $24.99 | one-time |
| モチベイト原石×85 | $29.99 | one-time |


## Frequently asked questions

### Is AIほんやく帳 free?

AIほんやく帳 is free to download, with in-app purchases available.

### Is モチスピ free?

モチスピ is free to download, with in-app purchases available.

### Do AIほんやく帳 or モチスピ have ads?

モチスピ shows ads; AIほんやく帳 does not.

### Which is updated more often, AIほんやく帳 or モチスピ?

AIほんやく帳 ships an update daily, and モチスピ every 5 days. Most recently, AIほんやく帳 was updated on September 12, 2026 and モチスピ on September 27, 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.*