Blog
Insights into our thinking about KalSync
We share what we learn about calendar synchronisation, keep you in the loop on updates, and give honest behind-the-scenes glimpses of our bootstrapping journey.
🗓️ TL;DR? Get our best content delivered to your inbox.
No time to read everything? Just get the best content straight to your inbox – join the KalSync community. And psst: every now and then we hide a free month here. 🤫
Paul & Julius
Kalender Sync is new: two-way sync, 3 visibility levels & a fresh look
We've given Kalender Sync a serious upgrade: real two-way sync, three visibility levels per sync, live-sharing into other calendars, a new login and a fresh look. Here's everything at a glance.
Paul Koch
Best Calendar Sync Tools 2026: GDPR Comparison
The 2026 comparison: calendar sync tools rated by privacy, free/busy, setup, and team readiness.
Paul Koch
Sync Apple Calendar with Google: GDPR-Compliant Guide for Family and Work
How to sync Apple and Google Calendar via free/busy while keeping private details safely hidden.
Paul Koch
CalendarBridge Alternative: Pricing, Privacy, and What You Actually Need
CalendarBridge costs $5-40/mo and hosts in the US. Is it worth it for European teams — or is there a leaner option?
Paul Koch
Share Google Calendar with Apple & iCloud — Securely and GDPR-Compliant
How to share calendars via free/busy while keeping sensitive event details protected.
Paul Koch
OneCal Alternative — GDPR-Compliant & Simple
A GDPR-compliant alternative to OneCal that syncs your calendars in the background and keeps your data in the EU.
Paul Koch
Kalender-Sync as a SyncGene Alternative: GDPR Compliance Without Extra Tools
Kalender-Sync as a SyncGene alternative with EU hosting and a focus on data minimization.
Paul Koch
Sync Outlook and Google Calendar — Without Data Leaks
Three ways to connect Outlook and Google Calendar. Including gSyncit comparison and GDPR assessment.
Newsletter
Join the Kalender Sync community
Subscribe to our newsletter and get early access to the hottest beta features — so your setup keeps getting better.
Promise: no spam, no AI-generated filler.
