Proton Calendar vs Reclaim AI

Proton Calendar is a calendar service for managing events, invitations, and recurring schedules on Android and iOS. Event titles, descriptions, locations, and invited people are protected with end-to-end or zero-knowledge encryption. A free Proton account costs nothing and allows up to 3 calendars. Paid Proton Mail plans allow up to 25 calendars, with calendar sharing by link to other calendar services on the web. Users can send invitations and add events from Proton Mail; appointment scheduling updates availability and adds confirmed meetings. The service supports scheduling links and video meetings, and notifications can arrive through desktop browsers or mobile devices. Calendar import and export are available on paid plans. Subscriptions purchased through proton.me renew automatically, and users can switch plans at any time; upgrades receive prorated credit. Proton is incorporated and headquartered in Switzerland and follows Swiss privacy laws.

Reclaim AI is a calendar assistant that works with existing calendars to organize schedules around work and life priorities. Reclaim 2.0 combines a calendar, Planner, AI Assistant, and background Agents. Changes made through the assistant or MCP integrations are staged in Preview Mode before they reach the live calendar. It supports Google Calendar and Outlook Calendar, and lists integrations such as Slack, Jira, Asana, Google Tasks, Todoist, ClickUp, Linear, Zoom, and Webhooks. MCP clients include ChatGPT, Claude, Cursor, Copilot, and Gemini. Reclaim is primarily a web app and can be installed as a Progressive Web App through Chrome or Safari; it has no native iOS or Android app, though its web app is designed for mobile use. The Lite plan is free forever for one user and includes a one-week scheduling range, one calendar sync, one scheduling link, and five AI Agents. Starter costs $12 a month, Business $18 a month, and Enterprise $22 a month with contact required. Reclaim says it is SOC 2 Type II certified and committed to GDPR, CCPA, and Data Privacy Framework standards.