# TYG APP vs bluezz掃描筆記本

The clearest difference is ads: TYG APP at none against bluezz掃描筆記本's shown. TYG APP also leads on update cadence (every 6 weeks vs every 5 months) and iOS requirement (12.2 vs 15.0). On price, 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.

TYG APP ships an update every 6 weeks, bluezz掃描筆記本 every 5 months. The most recent releases landed on September 9, 2026 and June 6, 2026 respectively.

## The numbers

| Metric | TYG APP | bluezz掃描筆記本 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Size | 22 MB | 18 MB |
| Requires iOS | **12.2** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tong Yang Industry Co.](https://appshunter.io/developer/1167835750) | [CHEN SHANG LAN](https://appshunter.io/developer/454985451) |

## What reviewers say

### TYG APP

[App page](https://appshunter.io/ios/app/tyg-app/id1167837101)

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

**In-app purchases:** none


### bluezz掃描筆記本

[App page](https://appshunter.io/ios/app/bluezz/id1626628575)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TYG APP free?

TYG APP is free to download, with no in-app purchases.

### Is bluezz掃描筆記本 free?

bluezz掃描筆記本 is free to download, with no in-app purchases.

### Do TYG APP or bluezz掃描筆記本 have ads?

bluezz掃描筆記本 shows ads; TYG APP does not.

### Which is updated more often, TYG APP or bluezz掃描筆記本?

TYG APP ships an update every 6 weeks, and bluezz掃描筆記本 every 5 months. Most recently, TYG APP was updated on September 9, 2026 and bluezz掃描筆記本 on June 6, 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.*