# LESS记单词 vs OpenABC

The clearest difference is update cadence: OpenABC at every 3 days against LESS记单词's weekly. LESS记单词's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. LESS记单词 sells 1 one-off in-app purchase and OpenABC sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

LESS记单词 ships an update weekly, OpenABC every 3 days. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | LESS记单词 | OpenABC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/openabc/id6789418205/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 325 MB | 341 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [嘉鹏 谢](https://appshunter.io/developer/6780701521) | [帅 周](https://appshunter.io/developer/6789373257) |

## What reviewers say

### LESS记单词

[App page](https://appshunter.io/ios/app/less/id6780752971)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LESS高级版 | $0.99 | one-time |


### 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 |


## Frequently asked questions

### Is LESS记单词 free?

LESS记单词 is free to download, with in-app purchases available.

### Is OpenABC free?

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

### Do LESS记单词 or OpenABC have ads?

Neither LESS记单词 nor OpenABC shows ads.

### Which is updated more often, LESS记单词 or OpenABC?

LESS记单词 ships an update weekly, and OpenABC every 3 days. Most recently, LESS记单词 was updated on September 24, 2026 and OpenABC on September 19, 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.*