# 渔歌e院 vs 超声智库

The clearest difference is update cadence: 超声智库 at fortnightly against 渔歌e院's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

渔歌e院 ships an update every 6 weeks, 超声智库 fortnightly. The most recent releases landed on September 16, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | 渔歌e院 | 超声智库 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 67 MB | 243 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Dalian Yigu Technologies Co.,Limited](https://appshunter.io/developer/713921659) | [ChengDu MaiXun Technology Co.,Ltd.](https://appshunter.io/developer/1224479540) |

## What reviewers say

### 渔歌e院

[App page](https://appshunter.io/ios/app/e/id904818201)

**Features:** macOS Compatibility

**In-app purchases:** none


### 超声智库

[App page](https://appshunter.io/ios/app/id1542556115)

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

**In-app purchases:** none


## Frequently asked questions

### Is 渔歌e院 free?

渔歌e院 is free to download, with no in-app purchases.

### Is 超声智库 free?

超声智库 is free to download, with no in-app purchases.

### Do 渔歌e院 or 超声智库 have ads?

Neither 渔歌e院 nor 超声智库 shows ads.

### Which is updated more often, 渔歌e院 or 超声智库?

渔歌e院 ships an update every 6 weeks, and 超声智库 fortnightly. Most recently, 渔歌e院 was updated on September 16, 2026 and 超声智库 on September 12, 2026.

---

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