# RIDcontrol vs NuklidCalc

RIDcontrol and NuklidCalc 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.

RIDcontrol ships an update every 11 months, NuklidCalc every 12 months. The most recent releases landed on October 3, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | RIDcontrol | NuklidCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 months** | Every 12 months |
| Size | 94 MB | 15 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Target Systemelektronik GmbH & Co. KG](https://appshunter.io/developer/1506588923) | [Bundesamt für Gesundheit BAG](https://appshunter.io/developer/557143322) |

## What reviewers say

### RIDcontrol

[App page](https://appshunter.io/ios/app/ridcontrol/id1592513738)

**In-app purchases:** none


### NuklidCalc

[App page](https://appshunter.io/ios/app/nuklidcalc/id6463144495)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RIDcontrol free?

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

### Is NuklidCalc free?

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

### Do RIDcontrol or NuklidCalc have ads?

Neither RIDcontrol nor NuklidCalc shows ads.

### Which is updated more often, RIDcontrol or NuklidCalc?

RIDcontrol ships an update every 11 months, and NuklidCalc every 12 months. Most recently, RIDcontrol was updated on October 3, 2026 and NuklidCalc on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*