# ARC2 vs Smart Urinal

ARC2 and Smart Urinal 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.

ARC2 ships an update every 3 months, Smart Urinal every 4 months. The most recent releases landed on May 16, 2026 and May 15, 2026 respectively.

## The numbers

| Metric | ARC2 | Smart Urinal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 85 MB | 40 MB |
| Requires iOS | 11.0 | **10.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rationis Development s.r.o.](https://appshunter.io/developer/1386629303) | [KWC Aquarotter GmbH](https://appshunter.io/developer/1617163047) |

## What reviewers say

### ARC2

[App page](https://appshunter.io/ios/app/arc2/id1594157128)

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Urinal

[App page](https://appshunter.io/ios/app/smart-urinal/id1617163045)

**In-app purchases:** none


## Frequently asked questions

### Is ARC2 free?

ARC2 is free to download, with no in-app purchases.

### Is Smart Urinal free?

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

### Do ARC2 or Smart Urinal have ads?

Neither ARC2 nor Smart Urinal shows ads.

### Which is updated more often, ARC2 or Smart Urinal?

ARC2 ships an update every 3 months, and Smart Urinal every 4 months. Most recently, ARC2 was updated on May 16, 2026 and Smart Urinal on May 15, 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.*