effekt:C - Cannabis Journal

effekt:C

In-app purchases

About this app

effekt:C – Your Intelligent Cannabis Journal.

Discover what truly works for you.
effekt:C is your private cannabis journal for tracking effects, strains, and dosages. Document exactly how different strains affect you – for maximum transparency and better results, whether for medical or recreational use.

🌿 Your High. Your Analysis.
Tracking cannabis effects has never been easier. With effekt:C, you identify exactly the best strains for your needs.
• Track Effects: Record effects, side effects, and quality for every session.
• Knowledge over Guesswork: Don't rely on vague vendor information. Build your own evidence-based knowledge base.
• Smart Logbook: Keep track of your strains, amounts, and timing.

📊 Your Profile. Your Progress.
Choose a strain and rate the effects in real-time. effekt:C makes the difference visible to you – ideal for optimizing focus, relaxation, or sleep quality.

🔒 Maximum Control. Absolute Privacy.
Your data belongs to you. Period. No cloud requirements, no compromises.
• True Privacy (Local Storage): Your sensitive data stays encrypted on your device.
• Anonymous by Design: Use the app without registration. We rely on anonymous IDs instead of email addresses.
• Made in Germany: Developed according to strict GDPR standards for the highest security requirements.

Download effekt:C for free and start your journey to the perfect strain.

Your data and the core journal features remain free forever. Premium features (e.g. comparisons, analyses) are available as an optional upgrade – free to try for 14 days.

What’s new

New: Social Club Preference
You can now save your Cannabis Social Club directly in the app — during onboarding or anytime in Settings.
When you log a session with origin "Club", your preferred club is filled in automatically. This prepares you for upcoming community features designed for CSC members.

Also: bug fixes and stability improvements.