# 背背狸ABC vs OneWord

The clearest difference is review sentiment: 背背狸ABC at 92% against OneWord's 25%. 背背狸ABC also leads on price (Free vs $0.99) and update cadence (every 6 days vs every 3 weeks). OneWord's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

背背狸ABC is free to download; OneWord costs $0.99 up front. 背背狸ABC sells 1 one-off in-app purchase. OneWord asks for nothing beyond the download.

背背狸ABC ships an update every 6 days, OneWord every 3 weeks. The most recent releases landed on October 13, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 背背狸ABC | OneWord |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/abc-momo/id6749012131/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **92.3% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Monetization | **Free** | Paid |
| Size | 59 MB | 60 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [尧 魏](https://appshunter.io/developer/1658434412) | [翊 林](https://appshunter.io/developer/1803147015) |

## What reviewers say

### 背背狸ABC

[App page](https://appshunter.io/ios/app/abc-momo/id6749012131)

This app uses smart algorithms and AI to help you memorize vocabulary efficiently. It personalizes learning difficulty and provides memory aids for better retention. Enjoy a clean interface designed for focused learning.

**Highlights:** Intelligent algorithm for efficient memorization, Personalized learning difficulty adjustment, One-second feedback for better understanding, Scientific spaced repetition, Memory aids like mnemonics and example sentences, Clean and user-friendly interface, Local data processing for privacy

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 毋庸置疑咖啡 | $2.99 | one-time |


### OneWord

[App page](https://appshunter.io/ios/app/oneword/id6773344473)

This app focuses on helping users truly memorize vocabulary through interactive exercises and intelligent spaced repetition. It supports custom word lists and offers various learning methods to make memorization engaging and effective.

**Highlights:** Interactive learning methods (flashcards, fill-in-the-blanks, listening), FSRS spaced repetition algorithm, Custom word list import (CSV, TXT, EPUB, PDF), Built-in graded vocabulary lists, Offline functionality, iCloud synchronization across devices

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

**In-app purchases:** none


## Frequently asked questions

### Is 背背狸ABC free?

背背狸ABC is free to download, with in-app purchases available.

### Is OneWord free?

OneWord costs $0.99, with no in-app purchases.

### Do 背背狸ABC or OneWord have ads?

Neither 背背狸ABC nor OneWord shows ads.

### Which is updated more often, 背背狸ABC or OneWord?

背背狸ABC ships an update every 6 days, and OneWord every 3 weeks. Most recently, 背背狸ABC was updated on October 13, 2026 and OneWord on October 26, 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.*