# 正航APP線上訂單 vs MCTEX

The clearest difference is iOS requirement: 正航APP線上訂單 at 9.0 against MCTEX's 15.6. 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.

正航APP線上訂單 ships an update every 3 months, MCTEX every 2 months. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 正航APP線上訂單 | MCTEX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 62 MB | 23 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CHING HANG](https://appshunter.io/developer/548240045) | [eFolix](https://appshunter.io/developer/544188292) |

## What reviewers say

### 正航APP線上訂單

[App page](https://appshunter.io/ios/app/app/id1435415138)

**Features:** macOS Compatibility

**In-app purchases:** none


### MCTEX

[App page](https://appshunter.io/ios/app/mctex/id1495028789)

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

**In-app purchases:** none


## Frequently asked questions

### Is 正航APP線上訂單 free?

正航APP線上訂單 is free to download, with no in-app purchases.

### Is MCTEX free?

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

### Do 正航APP線上訂單 or MCTEX have ads?

Neither 正航APP線上訂單 nor MCTEX shows ads.

### Which is updated more often, 正航APP線上訂單 or MCTEX?

正航APP線上訂單 ships an update every 3 months, and MCTEX every 2 months. Most recently, 正航APP線上訂單 was updated on October 3, 2026 and MCTEX on October 1, 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.*