The Companion Proceedings of the 25th Brazilian Symposium on Computing Applied to Health (SBCAS 2025) bring the papers selected and presented in the edition of the event held from June 9 to 13, 2025, in Porto Alegre/RS, Brazil. This edition includes papers chosen through a single-blind review process, covering the following tracks:

• Undergraduate Research Works Contest (CTIC) received a total of 30 paper submissions, of which 18 were accepted, resulting in an acceptance rate of 60%. The event was coordinated by Lucas Ferrari (UFPR) and Silvio César Cazella (UFCSPA);
• Artur Ziviani Award – Theses and Dissertations Contest (CTD) received a total of 25 paper submissions, of which 19 were accepted, resulting in an acceptance rate of 76%. The event was coordinated by Sergio Carvalho (UFG) and César Marcon (PUCRS);
• Tools and Applications Track received a total of 19 paper submissions, of which 10 were accepted, resulting in an acceptance rate of 52.6%. The event was coordinated by Juliana Scherer (UNISINOS) and Renato Bulcão (UFG);
• Assistive Technologies, Artificial Intelligence, and Data Science Track (TA-IACD) received a total of 13 paper submissions, of which 10 were accepted, resulting in an acceptance rate of 76.9%. The event was coordinated by Silvio César Cazella (UFCSPA) and Viviane Todt (UTEC).

The articles in this volume were submitted on 03/17/2025, accepted for publication on 04/28/2025, with the final version submitted on 05/09/2025.

To access the Main Proceedings, visit the SBCAS 2025 Proceedings series.

You can find more information about SBCAS 2025 by visiting the website of the event.