Spatial · Apple Vision ProOn the App Store
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Love
Sign language, taught by Apple Vision Pro.
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Bolted · Design and engineering, since 2014
We design and build apps that have to work.
Two founders on every project, from the first sketch to the App Store.
Bolted · Design and engineering, since 2014
Intelligence is getting cheap. Judgment is not.
3,772 screens, each one an answer a machine could give.
One light picks the one worth sending.
How we work
Someone has to stand behind what ships.
AI does the routine work. One of us reviews every change and tests it on a real device.
Built on proof
Designed to the millimetre. Proven on the device.
Every app is tested on the hardware it ships to, with a written account of why it works.
SC 01 · Abundance
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Selected workSee all the work
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iOS game · Our ownTestFlight beta
Snug
A pocket puzzle where one tilt moves every piece.
Open the caseHealth app · Our ownIn development
Truthdots
A private diary for people living with chronic hives.
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Company
A small company, on purpose Nothing ships until Sebastian or Andres has checked it.
12MPeople a year use apps we have worked on
10Years on safety-critical medical alerts
14Years building native apps together
7Platforms we build foriOS, macOS, watchOS, visionOS, tvOS, Android and Windows
Clients
We build with
What we doServices
Design and engineering, in one team. The people who design your app also build it.
Reach · launching November 2026
Our first product: medical alerts that get through.
Reach checks that a medical alert still reaches the person, on every iOS release, on real devices.
What it will test- Focus and Do Not Disturb
- Deep sleep and background
- Permissions and resets
- Accessories and volume
- Bluetooth reconnection
- OS betas and updates
- Time-sensitive and critical
- Delivery receipts
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Tell us what you’re building.
One of us replies within one working day.