ASCAR vs SONIC 2027
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
ASCAR
This app provides a comprehensive, up-to-date library of cognitive aids for anaesthetists to support planning and crisis response in operating theatres. It features a paediatric dose calculator and advanced search functionality for quick access to critical information, even offline.
- Complete ASCAR library
- Paediatric Dose Calculator
- Offline access
- Advanced search function
- Automatically updated aids
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Integrate cognitive aids into your anaesthetic practice today! The ASCAR app has been designed by clinicians for clinicians with the aim of supporting Operating Theatre (OT) teams to plan and brief for complex cases effectively as well as respond appropriately to crises. The app allows you to carry in your pocket, the ever expanding library of ASCAR cognitive aids β so they are available in their most up-to-date version on your device whenever and wherever you are. Just select the subspecialty to locate the cognitive aid you are looking forβ¦ or, alternatively, use our advanced search function. The next time you find yourself in an OT full of responding staff, why not contribute by opening the app to assist the team in focusing on the clinical priorities and avoiding blindspots. Features: β’ Complete ASCAR library: automatically updated suite of cognitive aids from the ASCAR group across the whole array of anaesthetic sub-specialties. β’ Paediatric Dose Calculator: Proprietary paediatric anaesthesia calculator to assist you with looking after our most vulnerable patients. β’ Offline access: all files and our calculator remain accessible β even offline. But any updates will require an internet connection. β’ Advanced search function: to minimise the time and facilitate the ergonomics of finding the aid that you need at that moment of crisis. About us: ASCAR stands for AnaeSthesia Cognitive Aids and Research. We are a not-for-profit Human Factors interest group that was conceived at the Anaesthetic Department, at the Royal North Shore Hospital in Sydney. Our mission is to support our colleagues to perform excellently during crises, by researching, designing, and testing cognitive aids that are optimised for our high stakes environment. Through an understanding of strong aesthetic design, team dynamics, and ergonomics our goal is to advance the creation of clinical support tools for anaesthetists worldwide.
SONIC 2027
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SONIC 2026 is your official companion for SONIC 2026 - Future in Focus, a Point of Care Ultrasound Conference, hosted by EMUGs in Noosa, QLD, September 16β18, 2026. Stay connected and make the most of your conference experience: β’ Browse the full session schedule and build your personal agenda β’ Earn SONIC Points by attending sessions, visiting sponsor booths, completing your profile, and more, then compete on the leaderboard β’ Get real-time announcements and schedule updates β’ Explore speaker profiles and session details β’ Connect with fellow attendees through the participant directory β’ Share photos to the conference wall β’ Access exhibitor information β’ Participate in live Q&A during sessions Download the SONIC 2026 app before you arrive and get ready to experience Future in Focus.
Screenshots
Verdict
The clearest difference is iOS requirement: SONIC 2027 at 15.1 against ASCAR's 17.6. On price, update cadence, ads and in-app purchases 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.
ASCAR ships an update every 2 months, SONIC 2027 every 6 weeks. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.
| Parameter | ASCAR | SONIC 2027 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 87.5% of reviews | β |
| Update frequency | Every 2 months | Every 6 weeks β better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 17.6 | 15.1 β better |
| Further details β not scored | ||
| Size | 22 MB | 37 MB |
| Age rating | 17+ | 17+ |
| Developer | Anaesthesia Cognitive Aids and Research Group Incorporated | EMUGs |
In-app purchases
ASCAR
No in-app purchases
SONIC 2027
No in-app purchases









