# 小丁同学 vs 淘淘爱识字

The clearest difference is update cadence: 小丁同学 at fortnightly against 淘淘爱识字's every 13 months. 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 淘淘爱识字 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, 淘淘爱识字 every 13 months. The most recent releases landed on September 29, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | 小丁同学 | 淘淘爱识字 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 13 months |
| Size | 22 MB | 350 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou Yida Electronic Technology Co., Ltd.](https://appshunter.io/developer/1517744915) | [Qianjiang Tiaotiaosi Technology Co., Ltd.](https://appshunter.io/developer/1639967264) |

## 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 |


### 淘淘爱识字

[App page](https://appshunter.io/ios/app/id6449226854)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 淘淘爱识字VIP一年 | $19.99 | one-time |
| 淘淘爱识字VIP永久 | $24.99 | 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 淘淘爱识字 free?

淘淘爱识字 is free to download, with in-app purchases available.

### Do 小丁同学 or 淘淘爱识字 have ads?

Neither 小丁同学 nor 淘淘爱识字 shows ads.

### Which is updated more often, 小丁同学 or 淘淘爱识字?

小丁同学 ships an update fortnightly, and 淘淘爱识字 every 13 months. Most recently, 小丁同学 was updated on September 29, 2026 and 淘淘爱识字 on September 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*