# 知无涯 vs VisionBrowser

The clearest difference is review sentiment: VisionBrowser at 80% against 知无涯's 9%. VisionBrowser also leads on rating (4.4 vs 2.0) and update cadence (every 4 days vs monthly). 知无涯's advantage is iOS requirement (11.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. 知无涯 sells 10 one-off in-app purchases and VisionBrowser sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

VisionBrowser holds the better App Store score, 4.4 against 2.0. Both are backed by a comparable volume of ratings — 4 and 8 respectively. Written reviews point the same way: 9% of 知无涯's written reviews are positive against 80% of VisionBrowser's.

知无涯 ships an update monthly, VisionBrowser every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 知无涯 | VisionBrowser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (4 ratings)](https://appshunter.io/ios/app/id1539625064/reviews) | **[4.4 (8 ratings)](https://appshunter.io/ios/app/visionbrowser/id6757624557/reviews)** |
| Number of ratings | 4 | **8** |
| Positive reviews | 9.1% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 173 MB | 20 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 17+ | 17+ |
| Developer | [Shenzhen Bainiu Technology Co., LTD.](https://appshunter.io/developer/1588017705) | [嘉腾 吴](https://appshunter.io/developer/1526116451) |

## What reviewers say

### 知无涯

[App page](https://appshunter.io/ios/app/id1539625064)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50学习币 | $0.99 | one-time |
| 100学习币 | $1.99 | one-time |
| 一个月VIP | $1.99 | one-time |
| 250学习币 | $4.99 | one-time |
| 三个月VIP | $4.99 | one-time |
| 500学习币 | $7.99 | one-time |
| 1000学习币 | $13.99 | one-time |
| 半年VIP | $14.99 | one-time |
| 一年VIP | $17.99 | one-time |
| 2000学习币 | $25.99 | one-time |


### VisionBrowser

[App page](https://appshunter.io/ios/app/visionbrowser/id6757624557)

Browse websites and stream videos directly on your Apple Watch. Save favorites, enjoy private browsing, and adjust text size. The media player offers advanced controls like variable playback speeds and background playback, with support for downloading content and reading PDFs.

**Highlights:** Browse websites on Apple Watch, Stream videos from popular platforms, Save favorite URLs and videos, Private browsing mode, Adjustable text size, Video and audio downloading, PDF reading support

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $0.99 | per month |


## Frequently asked questions

### Is 知无涯 free?

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

### Is VisionBrowser free?

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

### Which has better reviews, 知无涯 or VisionBrowser?

VisionBrowser is rated higher. 知无涯 averages 2.0 out of 5 from 4 ratings, while VisionBrowser averages 4.4 from 8 ratings.

### Do 知无涯 or VisionBrowser have ads?

Neither 知无涯 nor VisionBrowser shows ads.

### Which is updated more often, 知无涯 or VisionBrowser?

知无涯 ships an update monthly, and VisionBrowser every 4 days. Most recently, 知无涯 was updated on November 3, 2026 and VisionBrowser 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.*