Clavis GO vs Roger5
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Clavis GO
Read full descriptionHide full description
Scan pages from your book (or your game) with the free Clavis GO app, and make your reading experience even more fun and interactive! Download the app and select your book. Your phone camera will recognize pages with extra media: spoken text, music, videos, or websites. Think of Clavis GO as a QR code scanner, but without the need of having actual QR codes printed on any of the pages. That way, listening to stories, reading and enjoying fun extraβs are constantly within reach. Clavis GO encourages children to engage in the story. The app enhances their involvement and stimulates active observation and listening. You can use Clavis GO everywhere: all you need is a book and a phone or a tablet! Using the Clavis GO application is child's play. Just open the book on any page, scan it with your phone or tablet camera and discover the extra multimedia for your book.
Roger5
Read full descriptionHide full description
Practise radiotelephony the way you will actually use it. Roger5 lets you speak out loud to an AI controller and assesses every transmission on phraseology, completeness and order. That builds the rhythm and the confidence you need on the day of your RT test. WHO IT IS FOR Student pilots preparing for the RT test for PPL, LAPL or RPL β in UK or Dutch airspace. WHAT YOU PRACTISE - Scenario training β almost a hundred realistic situations, from your first radio check to an emergency call - Phonetic alphabet β speaking, typing and dictation across three levels - Readback Master β reading back ATC instructions correctly, six levels - ATIS β listening, decoding and making your initial call - Callsign recognition β responding to your own callsign among other traffic - Frequency changes β the most common error in the test - Flight Simulator β complete VFR flights, phase by phase - RT Skill Test β a simulated practical exam in seven sections - Aviation English β vocabulary, pronunciation and conversation towards ICAO Level 4 HOW IT WORKS You transmit, the AI listens and gives immediate feedback: what worked, what was missing, and how to improve. Your RT readiness and skills profile grow with what you actually practise. FOR FLIGHT SCHOOLS Roger5 supports school accounts. Students log in with their own account and instructors follow progress through the online platform. A free trial account lets you try a selection of the exercises.
Screenshots
Verdict
The clearest difference is update cadence: Roger5 at every 5 days against Clavis GO's every 17 months. Clavis GO's advantage is iOS requirement (12.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Clavis GO ships an update every 17 months, Roger5 every 5 days. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Clavis GO | Roger5 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 17 months | Every 5 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 12.0 β better | 16.4 |
| Further details β not scored | ||
| Size | 101 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Yellow Dot | Richard Groen |
In-app purchases
Clavis GO
No in-app purchases
Roger5
No in-app purchases









