Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.
GDPR-compliant meeting scheduling hosted in Germany. Booking pages, built-in video calls, lead routing, CRM and payments in one tool, with all data stored in Frankfurt and a data processing agreement (DPA/AVV) included.
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Which is more popular?
Based on our record, Calendly
seems to be a lot more popular than Immutable.js.
While we know about 120 links to Calendly,
we've tracked only 4 mentions of Immutable.js.
social mentions
120 vs 4
Appointments and Scheduling popularity
100% vs 0%
alternatives listed
240+ vs 16
Base details
Website, pricing, platforms and company facts side by side.
User-Friendly Interface Calendly has an intuitive and easy-to-use interface, which simplifies the process of scheduling meetings for both the scheduler and invitee.
Integration Capabilities Calendly integrates seamlessly with various calendar services (Google Calendar, Outlook, iCal) and other tools like Zoom, Slack, and Salesforce.
Customizable Availability Users can set their availability preferences down to the minute, allowing for precise control over when they are available for meetings.
Automated Reminders Calendly automatically sends out reminders to meeting participants, thereby reducing no-shows and ensuring everyone is prepared.
Group and Collective Scheduling Calendly supports scheduling for groups and teams, making it easier to coordinate meetings with multiple participants.
Possible disadvantages
Limited Free Plan Features The free version of Calendly offers limited features, such as restricted event types and fewer integration options compared to the paid versions.
No Option for Meeting Notes Calendly does not have built-in functionality for adding detailed meeting agendas or notes directly within the booking system.
Learning Curve for Advanced Features While basic usage is straightforward, some users may find a steeper learning curve when trying to utilize Calendly's more advanced features.
Dependency on Internet Connection Calendly relies on a stable internet connection for real-time updates and notifications, which can be a drawback in areas with unreliable connectivity.
Privacy Concerns Sharing available time slots publicly can sometimes raise privacy concerns, especially for users who are particular about their personal information.
No features have been listed yet.
Analysis
An editorial look at what each product does well and who it suits.
CalendlyImmutable.js
Overall verdict
Calendly is considered a good choice for individuals and businesses looking for an efficient way to manage appointments and streamline their scheduling process. Its ease of use and robust feature set make it a valuable tool for enhancing productivity.
Why this product is good
Calendly is a highly regarded scheduling tool due to its user-friendly interface, seamless integrations with other calendar apps like Google Calendar and Outlook, and its ability to automate appointment scheduling. It eliminates the back-and-forth emails needed to find a convenient meeting time. Users appreciate the numerous customization options, such as setting availability, buffer times between meetings, and limiting the number of meetings per day.
Recommended for
Professionals who need to manage multiple appointments and meetings.
Businesses seeking to provide clients with a straightforward way to schedule consultations.
Teams that require coordination and scheduling across different time zones.
Freelancers looking to automate client booking processes.
Calendly is the meeting-scheduling default — connect calendars, share a link, and let people book time, with round-robin and team routing on paid tiers. If your "Acuity problem" is really just meetings and your...
I have frequently used Calendly in the past, primarily for scheduling job interviews. What I appreciate about Calendly is that the free version still allows you to connect one calendar, book unlimited meetings, create...
Recommendations tracked on public social media and blogs since March 2021.
Calendly120 mentionsImmutable.js4 mentions
Build vs Buy an Event Booking System: How to Decide
Existing tools such as ticketing platforms like Eventbrite, scheduling tools like Calendly, and booking plugins for WordPress cover the common cases quickly. Their strengths are real:.
- Source: dev.to
/
30 days ago
Claude took a different path but landed in the same place. It suggested Calendly, Cal.com (open source), and SavvyCal as products I can subscribe to. When I explained that my work calendar was behind corporate SSO and I cannot use my...
- Source: dev.to
/
9 months ago
However, if you are looking for an out-of-the-box solution with minimal technical involvement, it is reasonable to consider SaaS platforms such as Appointedd, Calendly, and Scheduly. These products may not provide the same level of...
- Source: dev.to
/
over 1 year ago
The Immutable.js README has a much more complete description of immutability and why you might want to use the library. Also worth mentioning that Immer is an alternative which is a bit easier to get started with.
- Source: dev.to
/
almost 4 years ago
How do I handle objects with shared references in React?
You could create explicitly immutable references and state by using a tool like Immer.js or Immutable.js and do something like your example using their API.
Source:
over 4 years ago
Introduction to Functional Programming in JavaScript
There are also libraries such as Immer and Immutable that were created to make our lives easier while dealing with immutability in JavaScript.
- Source: dev.to
/
almost 5 years ago
Online scheduling software that offers you a beautiful customisable booking website (or widget to your own website) to accept bookings and payments with the possibility of selling products as well.
Compare SimplyBook.me to Calendly or Immutable.js:
Acuity Scheduling
Cal.com
SimplyBook.me
Doodle
SetMore
YouCanBookMe
Fresha
HeyForm
Stock Card (Beta)
Formlets
metro
Proof.ink
React
Svelte
