# 沙漏单词 vs Etch

The clearest difference is in-app purchases: Etch at none against 沙漏单词's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 沙漏单词 sells 3 in-app purchases, starting at $4.99 per 3 months. Etch asks for nothing beyond the download.

沙漏单词 ships an update every 9 days, Etch weekly. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 沙漏单词 | Etch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Size | 41 MB | 11 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [土峰 邓](https://appshunter.io/developer/1828159493) | [宏 周](https://appshunter.io/developer/6779031562) |

## What reviewers say

### 沙漏单词

[App page](https://appshunter.io/ios/app/id6749206220)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 季会员 | $4.99 | per 3 months |
| 年会员 | $9.99 | per year |
| 终身会员 | $12.99 | one-time |


### Etch

[App page](https://appshunter.io/ios/app/etch-write-to-remember/id6779050358)

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

**In-app purchases:** none


## Frequently asked questions

### Is 沙漏单词 free?

沙漏单词 is free to download, with in-app purchases available.

### Is Etch free?

Etch is free to download, with no in-app purchases.

### Do 沙漏单词 or Etch have ads?

Neither 沙漏单词 nor Etch shows ads.

### Which is updated more often, 沙漏单词 or Etch?

沙漏单词 ships an update every 9 days, and Etch weekly. Most recently, 沙漏单词 was updated on September 30, 2026 and Etch on October 6, 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.*