# Viewer V2 vs Vpin｜網路影片學習輔助工具

The clearest difference is in-app purchases: Viewer V2 at none against Vpin｜網路影片學習輔助工具's 4. Viewer V2 also leads on ads (none vs shown). Vpin｜網路影片學習輔助工具's advantage is update cadence (every 2 weeks vs every 26 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Vpin｜網路影片學習輔助工具 sells 3 one-off in-app purchases. Viewer V2 asks for nothing beyond the download.

Viewer V2 ships an update every 26 months, Vpin｜網路影片學習輔助工具 every 2 weeks. The most recent releases landed on October 10, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Viewer V2 | Vpin｜網路影片學習輔助工具 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.9 (33 ratings)](https://appshunter.io/ios/app/vpin/id1631993608/reviews)** |
| Number of ratings | — | **33** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 26 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 90 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Jeff Warner](https://appshunter.io/developer/1530694721) | [O Sparks AMG (Taiwan) Co. Ltd.](https://appshunter.io/developer/805372891) |

## What reviewers say

### Viewer V2

[App page](https://appshunter.io/ios/app/viewer-v2/id1561704236)

**In-app purchases:** none


### Vpin｜網路影片學習輔助工具

[App page](https://appshunter.io/ios/app/vpin/id1631993608)

This app transforms YouTube viewing into a structured, searchable personal library. It offers verified AI summaries from creators to combat hallucinations and organizes insights into a "Second Brain" for easy retrieval. Learn efficiently with background play and deep search capabilities.

**Highlights:** Verified AI summaries from creators, Structured "Second Brain" knowledge stack, Searchable video insights and quotes, Background playback for learning on the go, Chapter-jumping for efficient navigation, Creator Marketplace for verified insights

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| V-Coins 2000 Points | $9.99 | one-time |
| V-Coins 7500 Points | $29.99 | one-time |
| V-Coins 2000 Points | $29.99 | one-time |


## Frequently asked questions

### Is Viewer V2 free?

Viewer V2 is free to download, with no in-app purchases.

### Is Vpin｜網路影片學習輔助工具 free?

Vpin｜網路影片學習輔助工具 is free to download, with in-app purchases available.

### Do Viewer V2 or Vpin｜網路影片學習輔助工具 have ads?

Vpin｜網路影片學習輔助工具 shows ads; Viewer V2 does not.

### Which is updated more often, Viewer V2 or Vpin｜網路影片學習輔助工具?

Viewer V2 ships an update every 26 months, and Vpin｜網路影片學習輔助工具 every 2 weeks. Most recently, Viewer V2 was updated on October 10, 2026 and Vpin｜網路影片學習輔助工具 on September 22, 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.*