HMZ craftsmanship GmbH · Zurich
We drive innovation for our clients and build apps for the iPhone Duo and Android foldables, developed with BionicOS, our AI-native product development platform. Swiss craftsmanship, technology with purpose.
New on the App Store and Google Play
Read, don't scroll: Fanfold turns your news sources into magazines with a last page. Made for the iPhone Duo and foldables.
«Dieser spannende Ansatz zur Entschleunigung … Mir ist dieser Ansatz sympathisch.»“This exciting approach to slowing down … I find this approach appealing.”
The Walkman for every smartphone: your playlists become cassettes. With Apple Music, YouTube Music and your own music.
«Ahahahahah this rocks! Works a little more smoothly than Deck-Man actually, and I dig the skins!»
Best of Swiss Apps 2025
Honoured twice over — in the Extended Interactions and Innovation categories. A proud moment for the entire team.
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Your feeds as printed magazines. A zine-style RSS reader made for foldables, without ads and without tracking.
Learn more →The Walkman for every smartphone – your playlists become cassettes. Built for the iPhone Duo and Galaxy Z Fold, with Apple Music, YouTube Music and your own music.
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The AI-native operating system for digital products. Vibe-coding speed with the quality of professional development.
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The first to-do app that understands Swiss German. Speak instead of type — across dialects, right down to the Apple Watch.
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Visualize your wins — on Apple Vision Pro. Activities become immersive 3D experiences, right in your space.
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Minimalist mind mapping for Windows. Downloaded over half a million times.
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Values & Mindset
It is will that turns an idea into a product — will and representation.A thought more than 200 years old that we put into practice every single day.
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Behind HMZ.swiss
Founder of HMZ.swiss and Senior Product Innovation Manager at Viseca. Career, talks, my AI assistant Friday, plus photos and logo to download.
Key learnings from the AWS AI Summit in Zurich — the AI-Driven Development Lifecycle, the Raiffeisen Bank International showcase, and why Bionic-OS still attacks a completely different part of the problem.
A weekend experiment from the BionicOS playground — my Claude coding agents now reach me on smart glasses. When an agent on my Mac needs approval, the question pops up in my field of view and I answer with a finger gesture, from anywhere in my apartment.
The defining moment of my career so far — when I saw the wooden card, which at first existed only in my head, become industrial reality. A teaser; the full story follows.