# 知答 vs 小云雀Video

The clearest difference is update cadence: 知答 at weekly against 小云雀Video's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 知答 sells 4 one-off in-app purchases and 小云雀Video sells 6 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

知答 ships an update weekly, 小云雀Video every 2 months. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 知答 | 小云雀Video |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Size | 77 MB | 53 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [晓生 唐](https://appshunter.io/developer/1680679241) | [思涵 王](https://appshunter.io/developer/1869931168) |

## What reviewers say

### 知答

[App page](https://appshunter.io/ios/app/ai-agent/id6739323442)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 购买60个知豆 | $0.99 | one-time |
| 购买180个知豆 | $2.99 | one-time |
| 购买300个知豆 | $3.99 | one-time |
| 购买1680个知豆 | $24.99 | one-time |


### 小云雀Video

[App page](https://appshunter.io/ios/app/video-ai/id6789069143)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续周卡 | $6.99 | per 7 days |
| 连续月卡 | $12.99 | per month |
| 连续年卡 | $24.99 | per year |
| 充值一档 | $3.99 | one-time |
| 充值二档 | $9.99 | one-time |
| 充值三档 | $19.99 | one-time |


## Frequently asked questions

### Is 知答 free?

知答 is free to download, with in-app purchases available.

### Is 小云雀Video free?

小云雀Video is free to download, with in-app purchases available.

### Do 知答 or 小云雀Video have ads?

Neither 知答 nor 小云雀Video shows ads.

### Which is updated more often, 知答 or 小云雀Video?

知答 ships an update weekly, and 小云雀Video every 2 months. Most recently, 知答 was updated on October 25, 2026 and 小云雀Video on October 31, 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.*