macOSAI spend guardTokens 4 Breakfast
The AI spend guard for builders.
AI spend and limits in the Mac menu bar, with clear usage windows for the providers you use.
macOS · Free download · One-time Pro
Focused software. Built to belong.
The complete OneKapisch portfolio: native apps, open-source tools, and practical publications for Mac, iPhone, Android, and the web. Each exists for one real problem, with clear ownership and honest boundaries.
11 released worksFounder-ledBuilt in Germany
macOSAI spend guard
macOSBattery healthMac 4 Breakfast
Your one battery app that does it all
Health, power, and sleep-drain from the machine you are sitting at.
macOS · One-time purchase
macOSLocal historyClip 4 Breakfast
The clipboard manager that never slows your Mac down.
Local history, Keepers, and paste stacks for the text and snippets you use every day.
macOS · Free tier · One-time Pro
iOS + AndroidWorks offlineSkyLocation
Know where you are. Without internet or signal.
GPS and place context that still work offline, on the ground or in the air.
iOS · iPadOS · Android · Free download · One-time Pro
macOSXDR brightnessLUMEL
Brighter than macOS allows. Darker than its minimum.
One-tap XDR brightness in both directions, for bright rooms and darker workspaces.
macOS · Free download · One-time Pro
macOS100% on-deviceEasy Write
Translate & rewrite text in any app — formal or informal
Translate and rewrite text anywhere on your Mac, entirely on-device.
macOS 26+ · Free · Open source (MIT)
macOSAI completion alertsChime 4 Breakfast
Know when Codex or Claude Desktop is ready.
A focused completion alert for long-running AI work, with per-app watching, sound profiles, and screen glow settings.
macOS · Open source
macOSOpen sourceMinimizer
Minimize every window, restore your workspace with one hotkey
Minimize every normal window and restore your workspace with one hotkey.
macOS · Free · Open source (MIT)
Browser extensionOpen sourceUnfold AI
Read AI output at your pace
A browser reading view that paces long AI answers into sections, with the next layer available when you need it.
Chrome · Firefox · Free · Open source
Web + emailResearch layerT-Minus AI
Learn AI, stay relevant.
Source-dated AI research and workflow guidance for operators and builders.
Web · Weekly email
Web39 guidesLife Hacks Germany
Verified, practical guidance for living well in Germany.
Practical, verification-first guidance for daily systems, paperwork, and life in Germany.
Web · Free
Kapisch builds independently in Germany. The studio is the shared trust layer; the products remain separate by design.
View GitHubFrequently asked
What is included in the current OneKapisch catalogue?
The public catalogue includes 11 released works: five flagship apps, four open-source tools, and two practical publications. T-Minus AI is the studio’s research and workflow publication.
Who builds these products?
Kapisch builds them at OneKapisch, an independent, founder-led studio in Germany. Each product keeps its own name, purpose, and clear data boundaries.
Do all products require an account?
No. The studio is designed around no unnecessary accounts, tracking, or bloat. Check each product page for its exact data boundary and platform details.
Which product should I start with?
Start with the job: AI spend and limits with Tokens 4 Breakfast, private writing with Easy Write, local clipboard history with Clip 4 Breakfast, or offline location with SkyLocation.
Curious what we're building next? The T-Minus weekly newsletter is where we announce it first.