A sculptural brass ribbon and fine strings in warm light

Independent music & interactive worlds

Play with
possibility.

Music you can shape. Worlds you can discover.
A home for Concerting and Heretic Archive.

Discover Concerting
↓ Discover what we’re makingComplexing / A world of our own

01 / Our projects

Different worlds.
The same curiosity.

Two ways to leave the familiar behind.
Take a closer look.

Golden strings inside a concert grand piano
01 / MusicComing to iPhone & Android
Concerting emblem

Concerting

Shape the classics.

Find a favourite. Change the instruments.
Discover a different side to the music you love.

Step inside Concerting
5,600+ pieces100 freeOffline listening
Concerting’s real phone player, showing Mozart’s Symphony No. 40 and the instruments chosen for its parts
Real app. Real possibilities.
02 / In the makingFirst look to come

Heretic
Archive.

Another world is taking shape.
We’ll open the door when it’s ready.

A first introduction

For Concerting owners

Make more of
every note.

A little guidance. A world of possibilities. Get to know every control, then take the music into your own hands.

Find your way around

02 / The studio

Carefully made.
Open to possibility.

Complexing Ltd is an independent company in England, making Concerting and developing Heretic Archive. We make room for curiosity: a different sound, a small discovery, a world to make your own.

About Complexing & contact
01

Room to experiment

A familiar piece can become something unexpected. A small choice can lead somewhere new.

02

Time well spent

Something to return to. A detail to notice. An experience that rewards a little curiosity.

84 seconds

Concerting, in a little over a minute.

Discover the music, make a bedtime Mix, and explore the tools for playing along.

Recorded in Concerting · English app screens

Music & recording credits