MoMinstruments / Elastic Instruments is an independent music software label with over 12 years of experience creating innovative instruments and effects for musicians. Originally founded by Oliver Greschke (O-G-SUS) in collaboration with Mouse on Mars’ Jan St. Werner and Andi Toma, the project focuses on developing tools with a distinctive sound, intuitive workflows, and a strong emphasis on playability.


MoMinstruments‘ first release was WretchUp an effect-instrument for the iPhone. Designed by Mouse on Mars, developed by Florian Grote and Peter Kirn and finalized by Oliver Greschke it is a “monster of feedback delay madness” (Create Digital Music).

The second release Elastic Drums by Oliver Greschke has been a great commercial success, it got one of the best selling and best known drum apps in the iTunes store. It’s a flexible drum synthesizer with extreme sound manipulation possibilities. 

Subsequent releases expanded the platform’s creative scope: fluXpad a drawing-based sample sequencer developed by Mouse on Mars and Jan Trützschler, gained recognition from artists such as Justin Vernon (Bon Iver).

The fourth release by Oliver Greschke, Elastic FX, is a 4-channel multi-effects processor that is easy and intuitive to play, while offering complex options for shaping sound.

Oliver Greschke is also the head of the development team behind Flip Sampler, a collaboration with YouTube star and music innovator Andrew Huang. Flip Sampler was released 2021 for iOS, 2022 for Android and is one of the most known sample apps on both platforms. 

More recent releases include Molli Looper – a fresh take on live looping, developed with long time collaborator Matt Davey combining the immediacy of classic hardware loopers with a modern, experimental edge – and Elastic Melody, a three-track sequencer featuring an analog-style sound engine and four master effects, noted for its distinctive character and accessible workflow.

Today, Elastic Instruments continues to expand its ecosystem with cross-platform development (iOS, Android, macOS, Windows) using JUCE, bringing its signature combination of high-quality DSP, expressive control, and intuitive design to an even wider audience.

With the recent release of Elastic OSC — a playful synthesizer featuring multiple oscillator modes and based on the DSP code of the Mutable Instruments Plaits hardware — the platform takes another step forward.

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