# OpenABC vs ことばずかん

The clearest difference is in-app purchases: ことばずかん at none against OpenABC's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OpenABC sells 1 one-off in-app purchase. ことばずかん asks for nothing beyond the download.

OpenABC ships an update every 3 days, ことばずかん every 5 days. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | OpenABC | ことばずかん |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/openabc/id6789418205/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 357 MB | 291 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [帅 周](https://appshunter.io/developer/6789373257) | [zheng weng](https://appshunter.io/developer/1853595995) |

## What reviewers say

### OpenABC

[App page](https://appshunter.io/ios/app/openabc/id6789418205)

This app offers a comprehensive language learning path, integrating listening, speaking, reading, and writing. It uses visual aids, handwriting recognition, and pronunciation feedback to help users master new vocabulary and grammar in context. Content adapts to the learner's level and includes various practice modes.

**Highlights:** Visual word learning, Handwriting dictation, Pronunciation feedback, Contextual grammar practice, Offline content access, Multiple learner profiles

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁完整版 | $3.99 | one-time |


### ことばずかん

[App page](https://appshunter.io/ios/app/ja-en-zh/id6809167888)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenABC free?

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

### Is ことばずかん free?

ことばずかん is free to download, with no in-app purchases.

### Do OpenABC or ことばずかん have ads?

Neither OpenABC nor ことばずかん shows ads.

### Which is updated more often, OpenABC or ことばずかん?

OpenABC ships an update every 3 days, and ことばずかん every 5 days. Most recently, OpenABC was updated on October 6, 2026 and ことばずかん on October 3, 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.*