OnceHub alternatives · Calendar
OnceHub alternatives with a Mac app
The OnceHub listing does not include a Mac app. 27 of the 89 other calendar and scheduling apps in this directory list a Mac app.
OnceHub has a free plan. Paid plans start at $10 per seat / month, billed annually ($12 billed monthly). 21 of them are free or have a free plan.
27 tools · Listings checked up to Nov 12, 2026 · Where the facts come from
The 12 closest to OnceHub
- Free plan · from $12/mo
Cal.com
Scheduling platform with a free plan, API and embeds
- Cal.com starts at $12 per user / month, billed yearly ($16 billed monthly). OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- Only Cal.com lists macOS, Windows, Linux, iOS and Android apps.
- Cal.com is self-hostable, according to its own site.
- Cal.com also covers workflow automation.
- Free plan · from $5/mo
Setmore
Appointment booking app with a free plan for up to four staff
- Setmore starts at $5 per user / month, billed annually ($12 billed monthly). OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- Only Setmore lists macOS, Windows, iOS and Android apps.
- Only OnceHub lists a browser extension.
- Free plan · from $25/mo
Vimcal
Fast calendar for people with heavy meeting schedules
- Vimcal starts at $25 per month, billed yearly ($300 per year); $35 billed monthly. OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- Only Vimcal lists macOS, Windows and iOS apps.
- Only OnceHub lists a browser extension.
- Vimcal also covers calendar and Pomodoro timer.
- Free plan · from $4.99/mo
Zoom Scheduler
Booking pages and meeting polls built into Zoom Workplace
- Zoom Scheduler starts at $4.99 per user / month, billed annually ($5.99 billed monthly). OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- Only Zoom Scheduler lists macOS, Windows, iOS and Android apps.
- Only OnceHub lists a browser extension.
- Zoom Scheduler also covers workflow automation.
- Free plan · from $9.99/mo
Toki
AI calendar assistant that turns messages into events and to-dos
- Toki starts at $9.99 per month (Super). OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- Only Toki lists macOS, Windows, Linux, iOS and Android apps.
- Only OnceHub lists a browser extension.
- Toki also covers tasks, natural-language input, calendar and AI agents.
- Free trial · from $5/mo
OneCal
Calendar sync, booking links and a unified calendar view
- OneCal starts at $5 per user / month, billed annually ($6 billed monthly). OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- OnceHub has a free plan. OneCal does not, though it has a free trial.
- Only OneCal lists macOS, iOS and Android apps.
- Only OnceHub lists a browser extension.
- Free plan · from $4.75/mo
Fantastical
Calendar and tasks app for Apple devices, Windows and Googlebook
- Fantastical starts at $4.75 per month, billed annually ($6.99 billed monthly). OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- Only Fantastical lists macOS, Windows and iOS apps.
- Only OnceHub lists a web app.
- Only OnceHub lists a browser extension.
- Free
Notion Calendar
Free calendar app that connects to Notion databases
- Notion Calendar is free. OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- Only Notion Calendar lists macOS, Windows, iOS and Android apps.
- Only OnceHub lists a browser extension.
- Notion Calendar also covers calendar.
- Free plan · from $3.99/mo
Proton Calendar
End-to-end encrypted calendar from the maker of Proton Mail
- Proton Calendar starts at $3.99 per month, billed every 12 months ($47.88); $4.99 billed monthly. OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- Only Proton Calendar lists macOS, Windows, Linux, iOS and Android apps.
- Only OnceHub lists a browser extension.
- Proton Calendar is open source and end-to-end encrypted, according to its own site.
- Free plan · from $19.99/yr
Calendar 366
Calendar and task app for iPhone, iPad, Apple Watch and Mac
- Calendar 366 starts at $19.99 per year for Pro on the App Store. OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- Only Calendar 366 lists iOS and macOS apps.
- Only OnceHub lists a web app.
- Only OnceHub lists a browser extension.
- Free plan · from $4.99/mo
nocal
Calendar, notes and tasks in one app, with an MCP server for AI
- nocal starts at $4.99 per month (Everywhere). OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- Only nocal lists macOS, Windows, iOS and Android apps.
- Only OnceHub lists a web app.
- Only OnceHub lists a browser extension.
- Free trial · from $9.99/mo
OurCal
End-to-end encrypted shared calendar with a chat on every event
- OurCal starts at $9.99 per month for a group of up to 6 people. OnceHub starts at $10 per seat / month, billed annually ($12 billed monthly).
- OnceHub has a free plan. OurCal does not, though it has a free trial.
- Only OurCal lists iOS, macOS and Android apps.
- Only OnceHub lists a web app.
Common questions
Which OnceHub alternatives have a Mac app?
Cal.com, Setmore, Vimcal, Zoom Scheduler, Toki, OneCal, Fantastical, Notion Calendar and 19 more list a Mac app.
Does OnceHub have a Mac app?
The OnceHub listing does not include a Mac app. It lists Web and Browser extension.
Which of these calendar and scheduling apps are free?
Cal.com, Setmore, Vimcal, Zoom Scheduler, Toki, Fantastical, Notion Calendar, Proton Calendar and 13 more are free or have a free plan.
When was this checked?
Each listing shows its own date. On this page they run from Oct 4, 2026 to Nov 12, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to OnceHub: the alternatives its listing names first, then the tools that share the most features with it.