# Smart Radon vs StackRoute

The clearest difference is update cadence: Smart Radon at fortnightly against StackRoute's every 6 weeks. Smart Radon also leads on iOS requirement (9.0 vs 17.0). 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.

Smart Radon ships an update fortnightly, StackRoute every 6 weeks. The most recent releases landed on September 16, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Smart Radon | StackRoute |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Size | 38 MB | 51 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Elysian Software](https://appshunter.io/developer/1361575836) | [NuVeda Learning Private Limited](https://appshunter.io/developer/1272718926) |

## What reviewers say

### Smart Radon

[App page](https://appshunter.io/ios/app/smart-radon/id1361575838)

**Features:** macOS Compatibility

**In-app purchases:** none


### StackRoute

[App page](https://appshunter.io/ios/app/stackroute/id1514349852)

**In-app purchases:** none


## Frequently asked questions

### Is Smart Radon free?

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

### Is StackRoute free?

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

### Do Smart Radon or StackRoute have ads?

Neither Smart Radon nor StackRoute shows ads.

### Which is updated more often, Smart Radon or StackRoute?

Smart Radon ships an update fortnightly, and StackRoute every 6 weeks. Most recently, Smart Radon was updated on September 16, 2026 and StackRoute on September 19, 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.*