# Language Diary vs スピフル

The clearest difference is review sentiment: Language Diary at 89% against スピフル's 0%. Language Diary also leads on rating (4.4 vs 4.0) and update cadence (every 3 days vs fortnightly). スピフル's advantage is in-app purchases (none vs 6). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. Language Diary sells 6 in-app purchases, starting at $4.99 per month. スピフル asks for nothing beyond the download.

Language Diary holds the better App Store score, 4.4 against 4.0. Both are backed by a comparable volume of ratings — 27 and 35 respectively. Written reviews point the same way: 89% of Language Diary's written reviews are positive against 0% of スピフル's.

Language Diary ships an update every 3 days, スピフル fortnightly. The most recent releases landed on October 15, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Language Diary | スピフル |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (27 ratings)](https://appshunter.io/ios/app/language-diary-langjournal/id6448331480/reviews)** | [4.0 (35 ratings)](https://appshunter.io/ios/app/id6504902019/reviews) |
| Number of ratings | 27 | **35** |
| Positive reviews | **88.9% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Free with in-app purchases | Freemium |
| Size | 100 MB | 49 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Daiki Sato](https://appshunter.io/developer/1329526543) | [PROGRIT Inc.](https://appshunter.io/developer/1437876016) |

## What reviewers say

### Language Diary

[App page](https://appshunter.io/ios/app/language-diary-langjournal/id6448331480)

This app helps you improve language skills by writing a diary with AI-powered corrections for grammar, vocabulary, and syntax. It also offers peer collaboration, AI chat practice, and CEFR level evaluations to enhance your learning journey.

**Highlights:** AI-powered diary corrections, Chat and conversation with AI, Peer collaboration in teams, CEFR level evaluation, Voice recording for pronunciation, Attach images/videos to entries, Passcode lock for privacy

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Subscription | $4.99 | per month |
| Pro Monthly Subscription | $5.99 | per month |
| CEFR+ Monthly Subscription | $8.99 | per month |
| Premium Yearly Subscription | $49.99 | per year |
| Pro Yearly Subscription | $59.99 | per year |
| CEFR+ Yearly Subscription | $89.99 | per year |


### 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


## Frequently asked questions

### Is Language Diary free?

Language Diary is free to download, with in-app purchases available.

### Is スピフル free?

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

### Which has better reviews, Language Diary or スピフル?

Language Diary is rated higher. Language Diary averages 4.4 out of 5 from 27 ratings, while スピフル averages 4.0 from 35 ratings.

### Do Language Diary or スピフル have ads?

Neither Language Diary nor スピフル shows ads.

### Which is updated more often, Language Diary or スピフル?

Language Diary ships an update every 3 days, and スピフル fortnightly. Most recently, Language Diary was updated on October 15, 2026 and スピフル on October 20, 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.*