# TRACE vs RADsync

The clearest difference is update cadence: TRACE at every 2 months against RADsync's every 5 months. TRACE also leads on ratings volume (4 vs 1) and iOS requirement (11.0 vs 16.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for TRACE against 5.0 for RADsync. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

TRACE ships an update every 2 months, RADsync every 5 months. The most recent releases landed on October 11, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | TRACE | RADsync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/trace-iaea/id1239473992/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/radsync/id1568500244/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 47 MB | 46 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [IAEA](https://appshunter.io/developer/535500126) | [innoRIID GmbH](https://appshunter.io/developer/1568500246) |

## What reviewers say

### TRACE

[App page](https://appshunter.io/ios/app/trace-iaea/id1239473992)

This app aids in assessing radiation detection alarms to prevent illicit trafficking of nuclear materials. It provides guidance on naturally occurring radioactive material and harmonized system codes for international trade.

**Highlights:** Radiation alarm assessment, Illicit trafficking prevention, NORM and HS Code guidance, International trade support, Nuclear material security

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### RADsync

[App page](https://appshunter.io/ios/app/radsync/id1568500244)

Connect your radiation isotope identification instruments to your iOS device. Store, annotate, and share collected measurements and reports via email. Requires a compatible RADEAGLE device.

**Highlights:** Bluetooth and Network connectivity, Data repository for measurements, Annotate measurements and reports, Email sharing of data, Supports multiple RADEAGLE instruments

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TRACE free?

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

### Is RADsync free?

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

### Which has better reviews, TRACE or RADsync?

TRACE and RADsync are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do TRACE or RADsync have ads?

Neither TRACE nor RADsync shows ads.

### Which is updated more often, TRACE or RADsync?

TRACE ships an update every 2 months, and RADsync every 5 months. Most recently, TRACE was updated on October 11, 2026 and RADsync on October 1, 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.*