Thunderbird Appointment is described as 'Makes it easy to find a time to meet. So you can ditch the admin and streamline your day' and is a appointment scheduler in the office & productivity category. There are more than 50 alternatives to Thunderbird Appointment, not only websites but also apps for a variety of platforms, including SaaS, Android, iPhone and Self-Hosted apps. The best Thunderbird Appointment alternative is Framadate, which is both free and Open Source. Other great sites and apps similar to Thunderbird Appointment are Notion Calendar, Cal.com, Lunacal and Doodle.
Kalendar is a free, open-source scheduling tool that offers premium features like custom branding, unlimited event types, and two-way calendar sync without a subscription. You can vibecode any feature you want using the founding.dev platform.
Cal24h is a Swiss-hosted online appointment scheduling software for independents, practices, and teams.
Designed for busy professionals who need fast, flexible scheduling. Aivee Booking uses AI and Smart Prompt Scheduling to instantly find the ideal time for your 1-on-1 meetings — all from a single, one-off link.
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