# RDS vs Pilot Assistant

The clearest difference is iOS requirement: Pilot Assistant at 11.0 against RDS's 13.0. On price, rating, ratings volume and update cadence 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 RDS against 5.0 for Pilot Assistant. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on June 5, 2026 and August 21, 2026 respectively.

## The numbers

| Metric | RDS | Pilot Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/rds-32/id1623034787/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/pilot-assistant/id6465624414/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 49 MB | 48 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mirion Technologies, Inc.](https://appshunter.io/developer/561534087) | [Roman Maslov](https://appshunter.io/developer/1656257160) |

## What reviewers say

### RDS

[App page](https://appshunter.io/ios/app/rds-32/id1623034787)

This utility app connects to a radiation survey meter, displaying real-time data and allowing parameter adjustments. It also integrates with supervision services for enhanced monitoring.

**Highlights:** Connect to RDS-32 survey meter, Display real-time device data, Edit setpoints and parameters, Connect to RadResponder, Connect to Spirview Mobile

**Features:** macOS Compatibility

**In-app purchases:** none


### Pilot Assistant

[App page](https://appshunter.io/ios/app/pilot-assistant/id6465624414)

This app helps flight simulator enthusiasts by providing tools for managing flight files, navigating with airport maps and saved routes, and using a compass for emergency planning. It's designed to assist pilots during training and improve their emergency response skills.

**Highlights:** Save important flight files and checklists, World airport map with route creation, Save and mark important radio frequencies, Compass with markers for emergency planning, Create and save custom flight routes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RDS free?

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

### Is Pilot Assistant free?

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

### Which has better reviews, RDS or Pilot Assistant?

RDS and Pilot Assistant are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do RDS or Pilot Assistant have ads?

Neither RDS nor Pilot Assistant shows ads.

### Which is updated more often, RDS or Pilot Assistant?

RDS ships an update every 3 months, and Pilot Assistant every 3 months. Most recently, RDS was updated on June 5, 2026 and Pilot Assistant on August 21, 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.*