KerrOS Calendar

Name: KerrOS Calendar
Price: 20 USD

Web · Windows · Mac · Linux · Self-hosted· paid plans from $20/mo

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Freedom report

Two barsScore 5.6

Runs widely4 of 6 device platforms
DocumentedPlans, terms and facts published

KerrOS Calendar is ranked #11 of 27 in AI calendar assistants on Freedom251. It runs on Linux, macOS, Self-hosted, Web, Windows. A free trial is offered. Paid plans start at $20/mo.

KerrOS Calendar plans and pricing

All plans

Pro $20/mo monthly Hybrid cloud deployment · Enterprise connectors · Regular support · API access included · No SSO/SAML, SOC2 compliance, or custom SLA kerros.com · 9 Oct 2026

Core lifetime Local deployment · Basic connectors · Regular support · API access, SSO/SAML, SOC2 compliance, and custom SLA not included kerros.com · 9 Oct 2026

Enterprise Custom Dedicated cluster · Custom connectors · White-glove support · API access, SSO/SAML, SOC2 compliance, and custom SLA kerros.com · 9 Oct 2026

Compared on AI calendar assistants

Free plan: Yes
Automatic scheduling: Yes
Planning input: natural language

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The record

Calendar purpose: KerrOS Calendar schedules meetings and can trigger automations, AI workers, and events across KerrOS products.
Scheduled automation: It supports scheduling AI workers, automations, and recurring tasks on daily, hourly, or custom intervals.
Smart scheduling: Its AI scheduling feature finds meeting times based on priorities and availability and protects deep work blocks automatically.
Time zones: The page says Calendar identifies overlapping working hours and adjusts schedules across time zones.
Recurring events: Recurring events can be set once, with recurrence, rescheduling, and reminders handled by Calendar.
Workflow integration: Calendar events can connect to Automator workflows that trigger workers, notifications, data processing, or other automation chains.
KerrOS integrations: The Calendar page lists native integrations with AI Chat, Hub, Tasks, and CRM, including bidirectional syncing of task deadlines and milestones.
Third-party integrations: KerrOS's homepage lists Slack, Google Drive, GitHub, Stripe, Zapier, Outlook, Notion, Airtable, HubSpot, Jira, Salesforce, Twilio, Linear, and Figma among its integrations.
Deployment: KerrOS describes local deployment on a user's own hardware as well as hybrid cloud and dedicated cluster deployment options.
Platforms: KerrOS describes itself as a web operating system layered on Mac, Windows, Linux, and cloud.
Privacy and security: KerrOS's privacy policy states that stored data is encrypted with AES-256, connections use TLS 1.2 or higher, and it does not sell user data or use it to train AI models.
GDPR: KerrOS says it applies GDPR-level protections to users regardless of location and identifies itself as a Swedish company.
Trial: The KerrOS homepage advertises a 14-day free trial with no credit card required.
Company location: The site identifies the maker as KerrOS Sweden AB, located in Stockholm, Sweden.
Price from: $20/mo

Where it ranks on Freedom251

Best AI Calendar Assistants in 2026#11 of 27

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Sources

kerros.com/products/calendar· checked 9 Oct 2026
kerros.com· checked 9 Oct 2026
kerros.com/pricing· checked 9 Oct 2026
kerros.com/about· checked 9 Oct 2026
kerros.com/privacy· checked 9 Oct 2026
kerros.com/gdpr· checked 9 Oct 2026