# 初中化学宝典 vs LESS记单词

The clearest difference is iOS requirement: LESS记单词 at 13.0 against 初中化学宝典's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

初中化学宝典 ships an update every 2 weeks, LESS记单词 weekly. The most recent releases landed on September 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | 初中化学宝典 | LESS记单词 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 11 MB | 325 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [辉强 苘](https://appshunter.io/developer/1701908490) | [嘉鹏 谢](https://appshunter.io/developer/6780701521) |

## What reviewers say

### 初中化学宝典

[App page](https://appshunter.io/ios/app/id6760214454)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $0.99 | one-time |


### 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 |


## Frequently asked questions

### Is 初中化学宝典 free?

初中化学宝典 is free to download, with in-app purchases available.

### Is LESS记单词 free?

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

### Do 初中化学宝典 or LESS记单词 have ads?

Neither 初中化学宝典 nor LESS记单词 shows ads.

### Which is updated more often, 初中化学宝典 or LESS记单词?

初中化学宝典 ships an update every 2 weeks, and LESS记单词 weekly. Most recently, 初中化学宝典 was updated on September 9, 2026 and LESS记单词 on September 24, 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.*