Closed Test / Now recruiting testers

Design by

Stripped of everything unnecessary, made to last as everyday tools. We make AI apps that run only on your device, and widgets that quietly tidy up your home screen.

Series 01

LocalLLMApp

AI apps that run only on your device

Documents and words are processed on your phone, never sent to the cloud. Downloaded language models (LLMs) can be shared between the apps in the series, so you never need to download the same model twice.

  • 01Share models between appsDownload a model once and reuse it. Recommended models may differ between apps.
  • 02No sign-up, no adsNo personal information is needed to get started.
  • 03Works offlineAfter downloading a model, use it anywhere, even without a connection.
01 / ProductClosed Test
Rocal icon

Rocal

Offline RAG & local AI

Search, summarize and ask questions about your documents on your device. Make sense of confidential files without sending them to the cloud.

  • Android
  • Local RAG
  • On-device LLM
  • Model sharing
Learn more Apply to be a tester
02 / ProductClosed Test
Tracal icon

Tracal

On-device multilingual AI translation

Translate and refine without a connection. With a glossary and tone settings, you can translate work documents with confidence.

  • Android
  • Offline translation
  • On-device LLM
  • Model sharing
Learn more Apply to be a tester
03 / ProductComing Soon
Lingcal icon

Lingcal

Learn languages with word-order puzzles

A language app where you learn how sentences are built by arranging word cards. Support for more than 50 languages, including Thai, Burmese and Khmer, is planned.

  • Android
  • Sentence puzzles
  • Pronunciation playback
  • AI grammar explanations
Coming soon
Series 02

Crisp Widget

Widgets that tidy up your home screen

Clocks, dates, weather and habits on your home screen, in Swiss-style typography. A series of understated widgets that stay out of your wallpaper's way.

  • 01Appearance settings are freeFont, color, size and rounded corners, as you like (some fonts in Text are paid).
  • 02Available in 12 languagesJapanese, English, Chinese, Korean and major European languages.
  • 03No ads, no sign-upInstall it and place it on your home screen. That's it.
01 / WidgetClosed Test
Crisp Widget for Clock icon

Crisp Widget forClock

Analog and digital clocks, plus a stopwatch, timer and interval timer, all on the widget.

  • Android
  • Free + one-time purchase
Learn more Apply to be a tester
02 / WidgetClosed Test
Crisp Widget for Date icon

Crisp Widget forDate

Just the date and day of the week, in the format and font you like. Tap to open your calendar.

  • Android
  • Free
Learn more Apply to be a tester
03 / WidgetClosed Test
Crisp Widget for Text icon

Crisp Widget forText

Any words you like on your home screen. Checklists, time tags, and a different app for each line.

  • Android
  • Free + one-time purchase
Learn more Apply to be a tester
04 / WidgetClosed Test
Crisp Widget for Weather icon

Crisp Widget forWeather

The weather now and the forecast and chance of rain for the next few hours, readable at a glance.

  • Android
  • Free
Learn more Apply to be a tester
05 / WidgetClosed Test
Crisp Widget for Routine icon

Crisp Widget forRoutine

Check off daily, weekly and monthly habits from your home screen with one tap. Look back at your streaks, too.

  • Android
  • Free + one-time purchase
Learn more Apply to be a tester
06 / WidgetClosed Test
Crisp Widget for Fasting icon

Crisp Widget forFasting

Switch between fasting and eating with a single button. See at a glance how long until you can eat next.

  • Android
  • Free + one-time purchase
Learn more Apply to be a tester
Closed Test

Testers wanted

We are looking for testers to join our closed tests before release. Be among the first to try the apps, and tell us how they feel to use and about any bugs.

  • 01Who can joinAnyone with an Android smartphone. You need a Google account (Gmail) email address to take part.
  • 02DurationKeep the test version installed and use it for about two weeks. You don't need to use it a lot every day.
  • 03How to joinUse the application form to tell us which apps you want to try and your Google account email address. We'll email you how to get the test version.
Open the application form Ask on Discord

Test versions may behave differently from the released versions. Your email address is used only to distribute the test version and contact you, and, if you wish, to tell you about new apps.

Support

Support

We take questions about how to use the apps, bug reports and requests on Discord (one server for all our apps). Feel free to email us, too.

Ask on Discord dev [at] d-mrk.com

When reporting a bug, including the app name, your phone model and your Android version helps us respond faster. Email replies may take some time.