# スピフル vs Speak On.

The clearest difference is review sentiment: Speak On. at 36% against スピフル's 0%. スピフル's advantage is in-app purchases (none vs 3) and update cadence (every 9 days vs every 3 weeks). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Speak On. sells 3 in-app purchases, starting at $9.99 per month. スピフル asks for nothing beyond the download.

スピフル ships an update every 9 days, Speak On. every 3 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | スピフル | Speak On. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (37 ratings)](https://appshunter.io/ios/app/id6504902019/reviews)** | — |
| Number of ratings | **37** | — |
| Positive reviews | 0.0% of reviews | **36.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Size | 49 MB | 41 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [PROGRIT Inc.](https://appshunter.io/developer/1437876016) | [Moemi Asada](https://appshunter.io/developer/1882213512) |

## What reviewers say

### スピフル

[App page](https://appshunter.io/ios/app/id6504902019)

This app enhances English speaking skills through AI-powered oral composition and monologue training. It offers personalized feedback and practical business scenarios to improve fluency and expression, building on proven methodologies.

**Highlights:** AI scoring and feedback, Oral composition training, Monologue English conversation practice, Real-time発話 speed measurement, Extensive business例文 library, AI speech correction

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

**In-app purchases:** none


### Speak On.

[App page](https://appshunter.io/ios/app/speak-on/id6759998646)

This app focuses on improving English speaking fluency by encouraging longer, more detailed responses rather than just grammatical correctness. It uses AI to evaluate specific expressions and provides feedback to help users speak more confidently and elaborately.

**Highlights:** Unlimited speaking practice, AI evaluation of specific expressions, Focus on detailed and practical language, AI overall feedback, Progress visualization with scores and history

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Speak On. サブスクリプション マンスリー | $9.99 | per month |
| Speak On. サブスクリプション 6ヶ月 | $49.99 | per 6 months |
| Speak On. サブスクリプション 1年 | $69.99 | per year |


## Frequently asked questions

### Is スピフル free?

スピフル is free to download, with no in-app purchases.

### Is Speak On. free?

Speak On. is free to download, with in-app purchases available.

### Do スピフル or Speak On. have ads?

Neither スピフル nor Speak On. shows ads.

### Which is updated more often, スピフル or Speak On.?

スピフル ships an update every 9 days, and Speak On. every 3 weeks. Most recently, スピフル was updated on October 30, 2026 and Speak On. on October 25, 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.*