# 青提学术HD vs 小绿鲸英文文献阅读器（平板）

The clearest difference is device support: 小绿鲸英文文献阅读器（平板） at 3 against 青提学术HD's 1. 青提学术HD's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 青提学术HD | 小绿鲸英文文献阅读器（平板） |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/id6450911529/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 69 MB | 84 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Beijing Aegean Software Co., Ltd.](https://appshunter.io/developer/1247340943) | [见鲸科技(南京)有限公司](https://appshunter.io/developer/1695096543) |

## What reviewers say

### 青提学术HD

[App page](https://appshunter.io/ios/app/hd/id1542154889)

**Features:** macOS Compatibility

**In-app purchases:** none


### 小绿鲸英文文献阅读器（平板）

[App page](https://appshunter.io/ios/app/id6450911529)

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

**In-app purchases:** none


## Frequently asked questions

### Is 青提学术HD free?

青提学术HD is free to download, with no in-app purchases.

### Is 小绿鲸英文文献阅读器（平板） free?

小绿鲸英文文献阅读器（平板） is free to download, with no in-app purchases.

### Do 青提学术HD or 小绿鲸英文文献阅读器（平板） have ads?

Neither 青提学术HD nor 小绿鲸英文文献阅读器（平板） shows ads.

### Which is updated more often, 青提学术HD or 小绿鲸英文文献阅读器（平板）?

青提学术HD ships an update every 6 weeks, and 小绿鲸英文文献阅读器（平板） every 6 weeks. Most recently, 青提学术HD was updated on October 1, 2026 and 小绿鲸英文文献阅读器（平板） on October 2, 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.*