This product was not featured by Product Hunt yet.
It will not be visible on their landing page and won't be ranked (cannot win product of the day regardless of upvotes).
Product upvotes vs the next 3
Product comments vs the next 3
Product upvote speed vs the next 3
Product upvotes and comments
Product vs the next 3
Kalendarius
European, GDPR-native scheduling alternative to Calendly
Kalendarius is a GDPR-compliant appointment scheduling platform built for European businesses, teams, and professionals. Unlike US-based scheduling tools that transfer personal data offshore, Kalendarius keeps all data strictly within the EU. Features include real-time 2-way sync with Google Calendar and Outlook / M365, round-robin team routing, customizable booking links, and a formal Data Processing Agreement (DPA) included out of the box.
Top comment
Effortless appointment scheduling, without the GDPR headache. While US scheduling tools treat European privacy as an afterthought, we built Kalendarius from the ground up for EU data sovereignty. You get all the power of modern scheduling tools - without exposing your business or clients to data transfer risks. 🇪🇺 100% EU Data Residency - Databases and servers hosted in Germany & Finland 🔒 GDPR-Native & DPA Included - Ready-to-sign Data Processing Agreement out of the box 📅 Seamless 2-Way Sync - Google Calendar & Microsoft 365 / Outlook 👥 Built for Teams - Individual links, round-robin assignment, and collective meetings ⚡ Zero Trackers - No advertising cookies or spy pixels on your booking links Free to get started with straightforward European pricing. We’d love your feedback and support today!
About Kalendarius on Product Hunt
“European, GDPR-native scheduling alternative to Calendly”
Kalendarius was submitted on Product Hunt and earned 3 upvotes and 1 comments, placing #39 on the daily leaderboard. Kalendarius is a GDPR-compliant appointment scheduling platform built for European businesses, teams, and professionals. Unlike US-based scheduling tools that transfer personal data offshore, Kalendarius keeps all data strictly within the EU. Features include real-time 2-way sync with Google Calendar and Outlook / M365, round-robin team routing, customizable booking links, and a formal Data Processing Agreement (DPA) included out of the box.
On the analytics side, Kalendarius competes within Privacy, Calendar and Web3 — topics that collectively have 51.2k followers on Product Hunt. The dashboard above tracks how Kalendarius performed against the three products that launched closest to it on the same day.
Who hunted Kalendarius?
Kalendarius was hunted by Ugur Akcelik. A “hunter” on Product Hunt is the community member who submits a product to the platform — uploading the images, the link, and tagging the makers behind it. Hunters typically write the first comment explaining why a product is worth attention, and their followers are notified the moment they post. Around 79% of featured launches on Product Hunt are self-hunted by their makers, but a well-known hunter still acts as a signal of quality to the rest of the community. See the full all-time top hunters leaderboard to discover who is shaping the Product Hunt ecosystem.
For a complete overview of Kalendarius including community comment highlights and product details, visit the product overview.

