Apps similar to zcal include Thunderbird Appointment, which is free and open source. Other options are Cal.com, Notion Calendar, Doodle and Calendly. There's no shortage of Appointment Schedulers like zcal, with more than 50 alternatives for the web, Android, iPhone, self-hosting and Mac.
Web-based scheduling platform offering unlimited meeting booking types, seamless calendar, video conferencing, and payment integrations, cross-timezone support, easy setup, embeddable booking pages, API automations, mobile-friendly interface, and notifications.
United Kingdom
Topmate is a tool that connects creators and experts with their audience through one-on-one sessions, allowing users to share knowledge and monetize their time. Users create a personal link, list services, set availability, and establish charges, which followers can use to book...
India
TimeOverlap is a free, modern scheduling tool that helps groups find the best time to meet. No accounts, no sign-ups, no ads — just share a link and everyone marks their availability. TimeOverlap instantly shows overlapping free times on a visual heatmap so you can confirm a...
Modern, design-focused scheduling offers branded booking with image or video backgrounds, integrates with Google and Outlook, prevents double-bookings, auto-generates meet links, and features reminders, multiple durations, custom fields, and high-end visuals for creative professionals.
Netherlands
EU
Tymeslot is a source-available, privacy-first meeting-scheduling platform built with Elixir and Phoenix LiveView. Self-host it on your own infrastructure or let us run it for you — either way, your data stays yours.
EstoniaEU
Microsoft Bookings, part of select Microsoft 365 Copilot plans, is a simpler way to organize schedules and manage appointments.
United States
A booking experience your clients will love. For small businesses, first impressions matter. YouCanBookMe is the most personalized meeting scheduler you can use to build your business. Bookers can overlay their availability to find the best time to meet. Powered by Capacity.
United Kingdom
Effortlessly schedule and manage your meetings, interviews, consultations, and more with neetoCal. Stay on top of your busy schedule, accept payments online, set reminders, and collaborate with others.
India
Meetor is the Effortless and Secure When2Meet Alternative - Simplify scheduling without the need for sign-ups, with our free and user-friendly interface.
Automated AI assistant interprets email requests to handle scheduling tasks, coordinates and optimizes meetings, updates calendar availability in real time, and minimizes manual effort for professionals needing efficient, dynamic calendar management.
United States
Undock is a scheduling platform that integrates with Gmail, Outlook 365, Superhuman, LinkedIn, and Twitter. It functions as a calendar assistant, allowing you to share times or your entire calendar. It also enables instant meeting scheduling without checking your calendar.
United States
Check out Calday for the most flexible appointment scheduling app for service-based business! Easily manage your appointments with hassle-free scheduling.
