# i単語帳 vs ひとりごと英語学習

The clearest difference is price: ひとりごと英語学習 at Free against i単語帳's $1.99. ひとりごと英語学習 also leads on update cadence (every 2 weeks vs every 2 months). i単語帳's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

ひとりごと英語学習 is free to download; i単語帳 costs $1.99 up front. ひとりごと英語学習 sells 2 in-app purchases, starting at $7.99 per month. i単語帳 asks for nothing beyond the download.

i単語帳 ships an update every 2 months, ひとりごと英語学習 every 2 weeks. The most recent releases landed on September 7, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | i単語帳 | ひとりごと英語学習 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 55.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 8 MB | 12 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [aill, k.k. (JP)](https://appshunter.io/developer/293879399) | [Jimpei Yamamoto](https://appshunter.io/developer/1510733955) |

## What reviewers say

### i単語帳

[App page](https://appshunter.io/ios/app/i/id515863677)

This app combines the tactile feel of physical flashcards with digital efficiency. It uses a scientific approach to optimize memorization by re-presenting cards at scientifically determined intervals. Easily manage and import your vocabulary lists for effective learning.

**Highlights:** Realistic card-flipping simulation, Automatic spaced repetition learning, Pre-loaded 600 common English words, CSV file import for bulk vocabulary entry, Cross-vocabulary search, Customizable card and text colors

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

**In-app purchases:** none


### ひとりごと英語学習

[App page](https://appshunter.io/ios/app/echo/id6748248887)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Echo Premium (Monthly) | $7.99 | per month |
| Echo Premium (Yearly) | $79.99 | per year |


## Frequently asked questions

### Is i単語帳 free?

i単語帳 costs $1.99, with no in-app purchases.

### Is ひとりごと英語学習 free?

ひとりごと英語学習 is free to download, with in-app purchases available.

### Do i単語帳 or ひとりごと英語学習 have ads?

Neither i単語帳 nor ひとりごと英語学習 shows ads.

### Which is updated more often, i単語帳 or ひとりごと英語学習?

i単語帳 ships an update every 2 months, and ひとりごと英語学習 every 2 weeks. Most recently, i単語帳 was updated on September 7, 2026 and ひとりごと英語学習 on September 11, 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.*