# 鴨鴨八字 vs 讀滿 280：每日三則德文單字卡

The clearest difference is update cadence: 讀滿 280：每日三則德文單字卡 at every 3 days against 鴨鴨八字's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 鴨鴨八字 sells 1 one-off in-app purchase and 讀滿 280：每日三則德文單字卡 sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

鴨鴨八字 ships an update every 2 weeks, 讀滿 280：每日三則德文單字卡 every 3 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 鴨鴨八字 | 讀滿 280：每日三則德文單字卡 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/280/id6818212834/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | — | Free |
| Size | 59 MB | 55 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Szuyao Lin](https://appshunter.io/developer/6788637279) | [Chan Nam Ao](https://appshunter.io/developer/6818212836) |

## What reviewers say

### 鴨鴨八字

[App page](https://appshunter.io/ios/app/id6798153196)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解鎖完整版 | $19.99 | one-time |


### 讀滿 280：每日三則德文單字卡

[App page](https://appshunter.io/ios/app/280/id6818212834)

Learn German through daily news articles rewritten at a B1 level. Get instant translations, pronunciation, and vocabulary cards based on spaced repetition. Track your progress and compete globally.

**Highlights:** Daily B1 German news articles, Interactive vocabulary lookup, Spaced repetition flashcards, Progress tracking and global rankings, Customizable news topics and cities, Offline reading and pronunciation

**Features:** iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 讀滿 280 Plus（月繳） | $6.99 | per month |
| 讀滿 280 Pro（月繳） | $12.99 | per month |
| 讀滿 280 Plus（年繳） | $49.00 | per year |
| 讀滿 280 Pro（年繳） | $99.00 | per year |


## Frequently asked questions

### Is 鴨鴨八字 free?

鴨鴨八字 is free to download, with in-app purchases available.

### Is 讀滿 280：每日三則德文單字卡 free?

讀滿 280：每日三則德文單字卡 is free to download, with in-app purchases available.

### Do 鴨鴨八字 or 讀滿 280：每日三則德文單字卡 have ads?

Neither 鴨鴨八字 nor 讀滿 280：每日三則德文單字卡 shows ads.

### Which is updated more often, 鴨鴨八字 or 讀滿 280：每日三則德文單字卡?

鴨鴨八字 ships an update every 2 weeks, and 讀滿 280：每日三則德文單字卡 every 3 days. Most recently, 鴨鴨八字 was updated on October 25, 2026 and 讀滿 280：每日三則德文單字卡 on October 29, 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.*