# スピフル vs INARIS DECK

スピフル and INARIS DECK are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

スピフル ships an update every 9 days, INARIS DECK every 5 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | スピフル | INARIS DECK |
| --- | --- | --- |
| 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 | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 49 MB | 21 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [PROGRIT Inc.](https://appshunter.io/developer/1437876016) | [Tenmu Inc.](https://appshunter.io/developer/6788316472) |

## 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


### INARIS DECK

[App page](https://appshunter.io/ios/app/inaris-deck/id6788316169)

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

**In-app purchases:** none


## Frequently asked questions

### Is スピフル free?

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

### Is INARIS DECK free?

INARIS DECK is free to download, with no in-app purchases.

### Do スピフル or INARIS DECK have ads?

Neither スピフル nor INARIS DECK shows ads.

### Which is updated more often, スピフル or INARIS DECK?

スピフル ships an update every 9 days, and INARIS DECK every 5 days. Most recently, スピフル was updated on October 30, 2026 and INARIS DECK 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.*