# ON AXION vs arbus

ON AXION and arbus are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ON AXION ships an update monthly, arbus every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | ON AXION | arbus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 63 MB | 46 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pan American Energy LLC](https://appshunter.io/developer/1463083447) | [Federico Ruiz Calamari](https://appshunter.io/developer/1641161251) |

## What reviewers say

### ON AXION

[App page](https://appshunter.io/ios/app/on-axion/id1628387527)

This app rewards users for fuel purchases and consumption at specific stations. It offers discounts across multiple categories and helps locate nearby service points. Users can also pay using QR codes.

**Highlights:** Save on fuel, Access discounts in 10+ categories, Locate nearby AXION stations, Pay with QR code, Tiered rewards based on consumption

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

**In-app purchases:** none


### arbus

[App page](https://appshunter.io/ios/app/arbus/id1641161249)

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

**In-app purchases:** none


## Frequently asked questions

### Is ON AXION free?

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

### Is arbus free?

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

### Do ON AXION or arbus have ads?

Neither ON AXION nor arbus shows ads.

### Which is updated more often, ON AXION or arbus?

ON AXION ships an update monthly, and arbus every 3 weeks. Most recently, ON AXION was updated on October 24, 2026 and arbus on October 24, 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.*