OPAS Calendar App
Your appointments quickly, conveniently, clearly


Your free app for mobile devices - Android and iOS


Arrange a demo appointment now


Why OPAS is the right partner for you ­čÄ»

Manage your daily challenges with OPAS Calendar App anytime, anywhere. Our software is based on solid and mature technologies and is constantly being further developed.

  • Fair

    As your partner, we strive for trusting communication and mutual success. We focus on efficient processes, high customer satisfaction, flexible pricing and cooperation based on partnership.

  • Individual

    We offer customised solutions for orchestra and ensemble management on demand by adapting our software, with individual functions and personal support. Your wishes become our requirements.

  • Competent

    Our established development and support team has in-depth industry know-how to meet your challenges and find efficient solutions for your needs. We are your reliable partner with whom you can achieve your goals.

Modules at a glance

Information from OPAS Online quickly and conveniently

The OPAS Calendar App allows for a clear presentation of individual information. The app supports numerous languages, so that everyone involved in your orchestra can view their appointments in their preferred language. With the app, everyone involved always has an overview and can concentrate fully on their music.


Appointments incl. details, colour differentiation according to appointment types, change of views,
own appointments or all appointments different planning levels



Your news messages from OPAS Online, including documents


Your project clearly summarised: Schedule, people, attendance list, programme/works

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