# 小牛错题本 vs TelinkRecordCard

The clearest difference is in-app purchases: TelinkRecordCard at none against 小牛错题本's 4. 小牛错题本's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 小牛错题本 sells 4 in-app purchases, starting at $2.99 per month. TelinkRecordCard asks for nothing beyond the download.

小牛错题本 ships an update monthly, TelinkRecordCard every 5 weeks. The most recent releases landed on September 9, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 小牛错题本 | TelinkRecordCard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Size | 105 MB | 3 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [深圳市云领天下科技有限公司](https://appshunter.io/developer/725440563) | [Telink Micro LLC](https://appshunter.io/developer/1535739723) |

## What reviewers say

### 小牛错题本

[App page](https://appshunter.io/ios/app/id6474232623)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小牛错题本连续包月（1个月） | $2.99 | per month |
| 小牛错题本连续包季（3个月） | $5.99 | per 3 months |
| 小牛错题本会员1个月 | $3.99 | one-time |
| 小牛错题本会员6个月 | $14.99 | one-time |


### TelinkRecordCard

[App page](https://appshunter.io/ios/app/telinkrecordcard/id6754309162)

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

**In-app purchases:** none


## Frequently asked questions

### Is 小牛错题本 free?

小牛错题本 is free to download, with in-app purchases available.

### Is TelinkRecordCard free?

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

### Do 小牛错题本 or TelinkRecordCard have ads?

Neither 小牛错题本 nor TelinkRecordCard shows ads.

### Which is updated more often, 小牛错题本 or TelinkRecordCard?

小牛错题本 ships an update monthly, and TelinkRecordCard every 5 weeks. Most recently, 小牛错题本 was updated on September 9, 2026 and TelinkRecordCard on September 26, 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.*