# So vs ArbHub

So and ArbHub 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.

So ships an update every 5 weeks, ArbHub every 6 weeks. The most recent releases landed on September 19, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | So | ArbHub |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Size | 173 MB | 11 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [So-Trak LTD](https://appshunter.io/developer/1545133414) | [Simon Adcock](https://appshunter.io/developer/1132177105) |

## What reviewers say

### So

[App page](https://appshunter.io/ios/app/so-trak/id1545133412)

**Features:** macOS Compatibility

**In-app purchases:** none


### ArbHub

[App page](https://appshunter.io/ios/app/arbhub/id6444206274)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is So free?

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

### Is ArbHub free?

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

### Do So or ArbHub have ads?

Neither So nor ArbHub shows ads.

### Which is updated more often, So or ArbHub?

So ships an update every 5 weeks, and ArbHub every 6 weeks. Most recently, So was updated on September 19, 2026 and ArbHub on September 11, 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.*