Coffee Tools
Brew by numbers,
not by luck.
Micron-accurate grind targets that tune to your gear and dial your next cup in from your last. Most coffee apps forget you the moment you close them. mikron. gets sharper every brew.
Coffee Tools
Micron-accurate grind targets that tune to your gear and dial your next cup in from your last. Most coffee apps forget you the moment you close them. mikron. gets sharper every brew.
Why mikron
Timers and journals solve one cup and stop. mikron. does the opposite: every brew you log sharpens your grind target, remembers what worked, and tracks where your beans are in their life. The guesswork falls away, cup after cup. Value that grows instead of resetting.
The more you log, the more the target drifts toward the setting that actually works for you — your sweet spot, not a generic one.
Your most recent result surfaces right where you grind, so each cup starts from the last — not from scratch.
Roast-date aware to the day. It shows every bag’s peak window, so you brew it when it tastes its best.
A preview of mikron.
Grind
Real particle-size targets, translated to clicks for your exact grinder.
Diagnose
Too sour, bitter, or weak? Find the cause — and the one change that fixes it.
Recipes
Any dose, any ratio, plus curated methods across pour-over, immersion and espresso.
Logbook
Every brew and every bean, on your device, and on your other devices if you want them there. No account, no tracking.
Built native for iPhone
Designed for iPhone from the first pixel. A widget keeps your next brew one glance away, and a Live Activity follows the pour in real time — right on your Lock Screen.
Max J. Hassenstein
c/o Factory Hammerbrooklyn
Stadtdeich 2–4
20097 Hamburg
Germany
“mikron.”™ and the mikron. logo are trademarks of Max J. Hassenstein (Nullpunkt Labs).
All other product, brand and person names mentioned on this site and in the app are trademarks or names of their respective owners, used solely to identify compatible equipment and brewing methods. mikron. is independent and not affiliated with, sponsored by or endorsed by any of these parties.
We are not willing or obliged to participate in dispute resolution proceedings before a consumer arbitration board.
Wir sind nicht bereit oder verpflichtet, an Streitbeilegungsverfahren vor einer Verbraucherschlichtungsstelle teilzunehmen.
Inter — SIL Open Font License 1.1. © The Inter Project Authors (Rasmus Andersson).
All other content — design, copy and original assets — is original work. © 2026 Nullpunkt Labs (Max J. Hassenstein).