# Opson Pro vs VIAS

The clearest difference is update cadence: Opson Pro at every 2 weeks against VIAS's every 2 months. Opson Pro also leads on iOS requirement (12.0 vs 16.4). On price, ads, 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.

Opson Pro ships an update every 2 weeks, VIAS every 2 months. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Opson Pro | VIAS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Size | 8 MB | 133 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [WYBOTICS CO.,LTD](https://appshunter.io/developer/1035099187) | [Everspring Inc Co.. Ltd.](https://appshunter.io/developer/574640428) |

## What reviewers say

### Opson Pro

[App page](https://appshunter.io/ios/app/opson-pro/id1607262123)

**Features:** macOS Compatibility

**In-app purchases:** none


### VIAS

[App page](https://appshunter.io/ios/app/vias/id1619080426)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Opson Pro free?

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

### Is VIAS free?

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

### Do Opson Pro or VIAS have ads?

Neither Opson Pro nor VIAS shows ads.

### Which is updated more often, Opson Pro or VIAS?

Opson Pro ships an update every 2 weeks, and VIAS every 2 months. Most recently, Opson Pro was updated on October 20, 2026 and VIAS on October 25, 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.*