# 小丁同学 vs Cat eats words

The clearest difference is update cadence: 小丁同学 at fortnightly against Cat eats words's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 小丁同学 sells 5 one-off in-app purchases and Cat eats words sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

小丁同学 ships an update fortnightly, Cat eats words every 5 weeks. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 小丁同学 | Cat eats words |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Size | 22 MB | 268 MB |
| Requires iOS | **13.0** | 14.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou Yida Electronic Technology Co., Ltd.](https://appshunter.io/developer/1517744915) | [春霞 胡](https://appshunter.io/developer/1152898148) |

## What reviewers say

### 小丁同学

[App page](https://appshunter.io/ios/app/app/id1517745066)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2500学习币 | $3.99 | one-time |
| 5000学习币赠530学习币 | $6.99 | one-time |
| 10800学习币赠1200学习币 | $14.99 | one-time |
| 32800学习币赠4100学习币 | $49.99 | one-time |
| 64800学习币赠8700学习币 | $99.99 | one-time |


### Cat eats words

[App page](https://appshunter.io/ios/app/cat-eats-words/id1602126391)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000 new vocabulary exercises | $2.99 | one-time |
| 5000 new vocabulary exercises | $8.99 | one-time |


## Frequently asked questions

### Is 小丁同学 free?

小丁同学 is free to download, with in-app purchases available.

### Is Cat eats words free?

Cat eats words is free to download, with in-app purchases available.

### Do 小丁同学 or Cat eats words have ads?

Neither 小丁同学 nor Cat eats words shows ads.

### Which is updated more often, 小丁同学 or Cat eats words?

小丁同学 ships an update fortnightly, and Cat eats words every 5 weeks. Most recently, 小丁同学 was updated on October 14, 2026 and Cat eats words on October 15, 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.*