# Aria.X vs Unit Converter · Baro

The clearest difference is device support: Aria.X at 3 against Unit Converter · Baro's 1. Unit Converter · Baro's advantage is iOS requirement (16.0 vs 26.0). 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.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 16, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Aria.X | Unit Converter · Baro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Size | 2 MB | 21 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Panyu Huanyu Life Software Studio](https://appshunter.io/developer/1739412651) | [Euiseok Kim](https://appshunter.io/developer/1879633122) |

## What reviewers say

### Aria.X

[App page](https://appshunter.io/ios/app/ariax/id6763280346)

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


### Unit Converter · Baro

[App page](https://appshunter.io/ios/app/unit-converter-baro/id6801835628)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aria.X free?

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

### Is Unit Converter · Baro free?

Unit Converter · Baro is free to download, with no in-app purchases.

### Do Aria.X or Unit Converter · Baro have ads?

Neither Aria.X nor Unit Converter · Baro shows ads.

### Which is updated more often, Aria.X or Unit Converter · Baro?

Aria.X ships an update every 2 days, and Unit Converter · Baro every 2 days. Most recently, Aria.X was updated on October 16, 2026 and Unit Converter · Baro on October 26, 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.*