# I/ITSEC 2026 vs RadTeamSim.Meter

The clearest difference is update cadence: I/ITSEC 2026 at every 6 days against RadTeamSim.Meter's monthly. RadTeamSim.Meter's advantage is iOS requirement (13.0 vs 17.4). 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.

I/ITSEC 2026 ships an update every 6 days, RadTeamSim.Meter monthly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | I/ITSEC 2026 | RadTeamSim.Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/iitsec-2026/id6753998510/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Monthly |
| Monetization | Ad-supported | — |
| Size | 146 MB | 107 MB |
| Requires iOS | 17.4 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [National Defense Industrial Association](https://appshunter.io/developer/1360325964) | [Radiation Emergency Services LLC](https://appshunter.io/developer/1639000868) |

## What reviewers say

### I/ITSEC 2026

[App page](https://appshunter.io/ios/app/iitsec-2026/id6753998510)

This app provides information about the world's largest conference for training, simulation, and education technology. Explore technical papers, exhibitor details, and innovative concepts related to these industries.

**Highlights:** Conference information, Technical paper presentations, Exhibitor details, Leading-edge technology showcase, Innovative concepts, Industry exchange

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

**In-app purchases:** none


### RadTeamSim.Meter

[App page](https://appshunter.io/ios/app/radteamsimmeter/id6759922183)

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

**In-app purchases:** none


## Frequently asked questions

### Is I/ITSEC 2026 free?

I/ITSEC 2026 is free to download, with no in-app purchases.

### Is RadTeamSim.Meter free?

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

### Do I/ITSEC 2026 or RadTeamSim.Meter have ads?

Neither I/ITSEC 2026 nor RadTeamSim.Meter shows ads.

### Which is updated more often, I/ITSEC 2026 or RadTeamSim.Meter?

I/ITSEC 2026 ships an update every 6 days, and RadTeamSim.Meter monthly. Most recently, I/ITSEC 2026 was updated on November 5, 2026 and RadTeamSim.Meter on October 31, 2026.

---

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