# Circularo vs SmartGas.

The clearest difference is update cadence: Circularo at fortnightly against SmartGas.'s every 6 weeks. SmartGas.'s advantage is iOS requirement (13.4 vs 15.0). 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.

Circularo ships an update fortnightly, SmartGas. every 6 weeks. The most recent releases landed on September 24, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Circularo | SmartGas. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Size | 151 MB | 50 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Circularo Europe s.r.o.](https://appshunter.io/developer/1767840613) | [Overleap](https://appshunter.io/developer/1522860699) |

## What reviewers say

### Circularo

[App page](https://appshunter.io/ios/app/circularo/id6673914595)

**In-app purchases:** none


### SmartGas.

[App page](https://appshunter.io/ios/app/smartgas/id6742742839)

**In-app purchases:** none


## Frequently asked questions

### Is Circularo free?

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

### Is SmartGas. free?

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

### Do Circularo or SmartGas. have ads?

Neither Circularo nor SmartGas. shows ads.

### Which is updated more often, Circularo or SmartGas.?

Circularo ships an update fortnightly, and SmartGas. every 6 weeks. Most recently, Circularo was updated on September 24, 2026 and SmartGas. 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.*