metronome in mobile phone

Op 111 Productions AB

We produce music, video and digital solutions and services for musicians.
Current projects include:
- Piano Street (, a discussion board (formerly Piano Forum) and sheet music resource for professional pianists, piano teachers and piano students.
- Kulturmolnet, video documentations of concerts and events
- Music production (albums and video)
- Metronome, Music Dictionary and Pulse Meter software for legacy mobile phones.

Latest news:
30 May 2024:
New album release: "Avant-garde Mélodique" with Örjan Hultén and Adam Forkelid.
More info >>

16 April 2024:
New single release: "Dark Maze (live)" with Örjan Hultén and Adam Forkelid.

4 April 2024:
The Complete Piano Works of 15 Composers
Piano Street’s digital sheet music library is constantly growing. With the additions made during the past months, we now offer the complete solo piano works by fifteen of the most famous Classical, Romantic and Impressionist composers in the web’s most pianist friendly user interface.