# 掌上DS vs 古诗文背诵

The clearest difference is in-app purchases: 掌上DS at none against 古诗文背诵's 2. 掌上DS also leads on iOS requirement (12.0 vs 15.6). 古诗文背诵's advantage is ads (none vs shown) and update cadence (every 4 days vs every 9 days). On price and device support there is nothing between them.

Both are free to download. 古诗文背诵 sells 2 in-app purchases, starting at $1.99 per year. 掌上DS asks for nothing beyond the download.

掌上DS ships an update every 9 days, 古诗文背诵 every 4 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 掌上DS | 古诗文背诵 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 4 days** |
| Size | 43 MB | 53 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [EFORYOU INC](https://appshunter.io/developer/1703173310) | [Xin DONG](https://appshunter.io/developer/822218134) |

## What reviewers say

### 掌上DS

[App page](https://appshunter.io/ios/app/ds/id6740013016)

**Features:** macOS Compatibility

**In-app purchases:** none


### 古诗文背诵

[App page](https://appshunter.io/ios/app/id6747602539)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 年度会员 | $1.99 | per year |
| 永久会员 | $3.99 | one-time |


## Frequently asked questions

### Is 掌上DS free?

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

### Is 古诗文背诵 free?

古诗文背诵 is free to download, with in-app purchases available.

### Do 掌上DS or 古诗文背诵 have ads?

掌上DS shows ads; 古诗文背诵 does not.

### Which is updated more often, 掌上DS or 古诗文背诵?

掌上DS ships an update every 9 days, and 古诗文背诵 every 4 days. Most recently, 掌上DS was updated on October 25, 2026 and 古诗文背诵 on October 28, 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.*