# RadHalo vs Smart

The clearest difference is update cadence: Smart at every 2 months against RadHalo's every 48 months. 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.

RadHalo ships an update every 48 months, Smart every 2 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | RadHalo | Smart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 48 months | **Every 2 months** |
| Size | 14 MB | 66 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thermo Fisher Scientific](https://appshunter.io/developer/407517076) | [Smart-Link Live](https://appshunter.io/developer/1642485278) |

## What reviewers say

### RadHalo

[App page](https://appshunter.io/ios/app/radhalo/id1012511932)

**In-app purchases:** none


### Smart

[App page](https://appshunter.io/ios/app/smart-link-live/id1642485276)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RadHalo free?

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

### Is Smart free?

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

### Do RadHalo or Smart have ads?

Neither RadHalo nor Smart shows ads.

### Which is updated more often, RadHalo or Smart?

RadHalo ships an update every 48 months, and Smart every 2 months. Most recently, RadHalo was updated on November 1, 2026 and Smart on November 7, 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.*