Kalender Sync vs MyLens for Chrome: Features, Pricing & Which Is Better (2026)
A side-by-side comparison of Kalender Sync and MyLens for Chrome — features, pricing, and ideal use cases — to help you decide which AI tool fits your workflow.
Kalender Sync
PPJ Venture Labs UG
GDPR-compliant calendar sync that links Outlook, Google, iCloud and more, and lets Claude, ChatGPT or other agents manage your calendars via MCP.
Key features
- Multi-Provider Calendar Sync: Connects Outlook, Google, Apple iCloud, GMX, WEB.DE, mailbox.org, kSuite, Posteo and STRATO calendars in real time, one-way or two-way.
- Visibility Levels: Choose per sync whether the target sees busy only, title and time, or full event details.
- AI Assistant Access via MCP: Remote MCP server lets Claude, ChatGPT, Codex, Cursor, Grok and OpenClaw read and manage your calendars.
- Agent-Driven Setup: Ask your connected AI agent to create syncs, find free time across calendars and schedule events.
- Per-Calendar Permissions: Grant AI access calendar by calendar, with optional write access and an access log.
- Calendar Sharing: Share a calendar with another person without exposing the underlying account.
- Credit-Based AI Usage: Monthly AI credits cover event searches, availability checks and event edits, with optional top-ups.
- GDPR Compliance: Hosted in Germany with data-protection-focused design.
Best for
- A freelancer mirrors client calendars into one personal calendar while hiding event details behind busy blocks.
- A manager with several roles keeps Outlook, Google and iCloud calendars synchronized to avoid double bookings.
- A tax advisor lets Claude find free slots across work and private calendars and book appointments.
- A coach shares availability with clients without giving access to the full calendar.
- A developer connects Claude Code or Cursor to their calendar through MCP to plan the week.
- An interim manager with multiple companies consolidates every company calendar into a single view.
MyLens for Chrome
Unknown Developer
Turns any website or YouTube video into easy-to-understand visuals like mindmaps, timelines, and flowcharts.
Key features
- Webpage and Video Summaries: Converts full web pages and YouTube videos into concise, visual summaries to surface key ideas and structure content.
- Multiple Visualization Types: Produces mindmaps, timelines, flowcharts, and similar visual formats so users can view information in the most useful layout.
- Chrome Extension Integration: Operates directly within the Chrome browser as an extension for one-click access to summarization and visualization while browsing.
- Content Extraction: Identifies and extracts main points, headings, and chronological events from articles and videos to populate visual representations.
- Study and Review Support: Formats extracted content in a way that facilitates faster revision, note-taking, and comprehension of lengthy materials.
- Summarizes website text content into concise visual formats
- Converts YouTube video content into visual summaries
- Produces mindmaps to show hierarchical relationships
- Creates timelines to present chronological information
- Generates flowcharts to represent processes and workflows
- In-browser operation as a Chrome extension (runs inside Chrome)
Best for
- Studying long-form articles: Instantly generate a mindmap of a long article to pinpoint main ideas and subtopics for faster review.
- Learning from video lectures: Summarize a YouTube lecture into a timeline or flowchart to capture sequence of concepts and arguments.
- Research synthesis: Convert multiple web sources into consistent visual notes to compare findings and assemble literature overviews.
- Presentation preparation: Transform a source webpage into visual slides or diagrams to speed the creation of presentation materials.
- Quick content triage: Rapidly assess whether an article or video is relevant by viewing a condensed visual summary before committing time to read/watch fully.
- Rapid content review and comprehension of long articles or pages
- Extracting and visualizing key points from YouTube lectures or tutorials
- Note-taking and study support through mindmap and timeline generation
- Research synthesis by converting multiple web sources into structured visuals
- Teaching and presentation preparation using visual summaries of source material