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Calendly vs Square Appointments vs DerButton Comparison

Last updated:

Calendly

4.5(1,680 reviews)

Starting at $8 /User/Month

  • Free Trial
  • Individuals
  • Freelancers / Consultants

Calendly is free meeting scheduling software that dramatically increases your booking rates with Web-based meetings, while making it easy to book face-to-face time with busy clients. With Calendly, you can book an appoin…

Square Appointments

4.4(218 reviews)

Starting at Contact for pricing

  • Individuals
  • Medium Business

Square Appointments is an appointment scheduling and reminder software that helps you book appointments with less time on the phone. Square Appointments is a browser-based application that you install on your computer an…

DerButton

Starting at Contact for pricing

  • Free Trial
  • Medium Business
  • Small Business

DerButton is a web based appointment scheduling software that allows you to easily manage your customers, leads, staffs and vendors. DerButton's task sequencing engine and auto call back feature can automatically follow…

Calendly leads on user satisfaction with a 4.5-star rating across 1,680 reviews.

Calendly vs Square Appointments vs DerButton — at a glance

FeatureCalendlySquare AppointmentsDerButton
Rating4.5 / 54.4 / 5
Reviews1,680218
Starting price$8 /User/MonthContact for pricingContact for pricing
Free trial Yes No Yes
Free version No No No
Best forIndividuals, Freelancers / Consultants, Large EnterprisesIndividuals, Medium Business, Small BusinessMedium Business, Small Business
CategoryAppointment Scheduling SoftwareAppointment Scheduling SoftwareAppointment Scheduling Software
PlatformsSaaS/Web/Cloud, Mobile - Android, Mobile - iOSSaaS/Web/Cloud, Mobile - iOSSaaS/Web/Cloud
APIAvailableAvailable
Support modesBusiness Hours, OnlineBusiness HoursBusiness Hours, Online
CertificationsSOC 2, GDPRGDPR
Data residencyUSUSUS

Key differences between Calendly and Square Appointments

  • Pricing: Calendly starts at $8 /User/Month. Square Appointments pricing is not publicly listed.
  • Free trial: Calendly offers a free trial; Square Appointments does not.
  • User satisfaction: Calendly scores higher with a 4.5-star average.
  • Deployment: Calendly supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS; Square Appointments supports SaaS/Web/Cloud, Mobile - iOS.

Compare Calendly vs Square Appointments vs DerButton — and walk away knowing which one fits.

01

Which tool fits your team best

02

Which is actually cheaper for your team size

03

Where each product wins, per real buyers

Most Appointment Scheduling Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.

Calendly - Appointment Scheduling Software
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Talk to an expert
Square Appointments - Appointment Scheduling Software
Talk to an expert
Talk to an expert
DerButton

DerButton

Discontinued

Visit website

Visit Website

Biggest differences

Start here before you go deeper into features.

Calendly

Best for simple, efficient scheduling with strong calendar integrations.

Choose if
  • You need to streamline meeting bookings and reduce scheduling back-and-forth.
  • Your team uses multiple calendar platforms and requires seamless integration.
  • You want an easy-to-use tool suitable for freelancers, small businesses, and mid-sized teams.
Consider alternatives if
  • You require extensive onboarding support and detailed user training.
  • Your organization depends on a large marketplace of third-party app integrations.

Square Appointments

Best for small businesses needing simple, easy online appointment scheduling.

Choose if
  • You run a small service-based business or salon with up to 200 employees.
  • You want quick setup with minimal technical complexity and straightforward pricing.
  • You need automated reminders and client self-scheduling integrated into your website.
Consider alternatives if
  • Your business requires extensive customization for industry-specific workflows.
  • You need robust calendar syncing with external platforms like Google Calendar.

DerButton

Best for

Medium Business, Small Business

Calendly: Best for simple, efficient scheduling with strong calendar integrations. Square Appointments: Best for small businesses needing simple, easy online appointment scheduling.

Description

Calendly is free meeting scheduling software that dramatically increases your booking rates with Web-based meetings, while making it easy to book face-to-face time with busy clients. With ... Read More about Calendly

Square Appointments is an appointment scheduling and reminder software that helps you book appointments with less time on the phone. Square Appointments is a browser-based application that ... Read More about Square Appointments

DerButton is a web based appointment scheduling software that allows you to easily manage your customers, leads, staffs and vendors. DerButton's task sequencing engine and auto call back ... Read More about DerButton

Entry Level Pricing

  • Starts from $8 , Billed Yearly
  • Not Available
  • Not Available

Free Trial Availability

  • No free trial

Spotsaas Score

What's this? ↗

9.8/10

9.2/10

User Ratings

Based on verified Spotsaas reviews

Best Company Size

1-50 employees51-500 employees
1-50 employees51-200 employees
Get pricing help
Get pricing help

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Software Demo

Demo

No software demo available

Calendly has not given any software demo yet

If you're the owner of this profile, add your demo.Contact us

Need a second opinion?

Get shortlist help from a software advisor

Share your priorities, budget, and team needs, and we’ll help you narrow the options and understand the tradeoffs before you talk to vendors.

How do Calendly, Square Appointments and DerButton Compare on Features?

Total Features

10 Features

12 Features

5 Features

Unique Features

No unique features

No unique features

No unique features

Get Quote
Get Quote

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Compare Calendly, Square Appointments and DerButton on pricing

Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.

Pricing Option

        Starting From

        • $8 , Billed Yearly
        • Not Available
        • Not Available

        Pricing Plans

        • Basic

          • Calendar connections per user : 1

          • Personalized booking link

          • Web, iOS, and Android apps

          Show more +

        • Premium

          • Calendar connections per user : 2

          • Personalized booking link

          • Web, iOS, and Android apps

          Show more +

        • Pro

          • Calendar connections per user : 6

          • Personalized booking link

          • Web, iOS, and Android apps

          Show more +

        • Browse all pricing plans
        • Not Available
        • Not Available

        Pricing Page

        Calendly pricing
        Square Appointments pricing
        DerButton pricing

        Other Details

        Organization Types supported

        • Freelancers
        • Large Enterprises
        • Medium Business
        • Small Business
        • Individuals
        • Freelancers
        • Large Enterprises
        • Medium Business
        • Small Business
        • Individuals
        • Freelancers
        • Large Enterprises
        • Medium Business
        • Small Business
        • Individuals

        Platforms Supported

        • Browser Based (Cloud)
        • Mobile - Android
        • Mobile - iOS
        • Installed - Windows
        • Installed - Mac
        • Mobile - Windows
        • Browser Based (Cloud)
        • Browser Based (Cloud)
        • Mobile - Android
        • Mobile - iOS
        • Installed - Windows
        • Installed - Mac
        • Mobile - Windows
        • Browser Based (Cloud)
        • Browser Based (Cloud)
        • Mobile - Android
        • Mobile - iOS
        • Installed - Windows
        • Installed - Mac
        • Mobile - Windows
        • Browser Based (Cloud)

        Modes of support

        • 24/7 (Live rep)
        • Business Hours
        • Online
        • 24/7 (Live rep)
        • Business Hours
        • Online
        • 24/7 (Live rep)
        • Business Hours
        • Online

        API Support

        • Available
        • Available
        • Not Available
        Get help choosing
        Get help choosing

        Visit website

        Security & Compliance

        Certifications, data handling, and security controls for IT and compliance evaluators.

        SOC 2

        ✓ Yes

        HIPAA

        ✗ No
        ✗ No
        ✗ No

        GDPR

        ✓ Yes
        ✓ Yes

        ISO 27001

        ✗ No

        Single Sign-On (SSO)

        ✓ Yes

        Multi-Factor Auth (MFA)

        ✓ Yes
        ✓ Yes

        Data Encryption

        ✓ Yes
        ✓ Yes

        Data Residency

        🇺🇸 US
        🇺🇸 US
        🇺🇸 US

        Calendly vs Square Appointments User Reviews & Rating Comparison

        User Ratings

        No reviews available for the product

        Rating Distribution

        1241

        38

        5

        6

        15

        26

        11

        0

        2

        0

        No reviews available for this product

        Spotsaas Editor’s POV generated by AI

        Buyer sentiment

        Users generally praise Calendly for its ease of use, efficient scheduling, and strong calendar integrations, though some find onboarding and advanced features limited.

        What buyers like

        • Ease of use
        • Calendar integration
        • Customer support

        Common complaints

        • Limited onboarding resources
        • Restricted app marketplace

        Buyer sentiment

        Users generally appreciate the ease of use and streamlined appointment scheduling but express frustration over limited customization and calendar integration issues.

        What buyers like

        • Ease of use
        • Online booking convenience
        • Automated reminders

        Common complaints

        • Lack of customization
        • Calendar syncing problems

        What buyers like

        • Task sequencing engine
        • Auto call back feature
        • Web-based management

        Common complaints

        • Limited integrations
        • User interface may be complex
        • No mobile app available

        Pros and Cons

        • Streamlines scheduling by eliminating back-and-forth communication

        • Seamless integration with multiple calendar platforms

        • User-friendly interface accessible for personal and professional use

        • Limited onboarding support and resources for new users

        • Restricted marketplace options for additional apps and connectors

        • Easy appointment setup and website integration for client self-scheduling

        • Automated reminders and appointment management improve organization

        • User-friendly interface with straightforward pricing

        • Limited customization options restrict personalization

        • Notification alerts and data saving issues causing manual re-entry

        • Innovative task sequencing enhances customer follow-up.

        • Comprehensive management features streamline operations.

        • Web-based platform allows for easy access from anywhere.

        • Complex user interface may require training.

        • Limited third-party integrations could hinder functionality.

        Positive Reviews

        No reviews available for the product

        No reviews available for the product

        No reviews available for the product

        Media and Screenshots

        Screenshots

        Event types

        1 Screenshots

        No screenshots available.

        Derbutton screenshot

        1 Screenshots

        Videos

        No videos available.

        video-0

        2 Videos

        video-0

        1 Videos

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        Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

        Frequently asked questions

        Which is better, Calendly or Square Appointments?
        Calendly edges out the other on user ratings (4.5 vs 4.4). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
        Do Calendly and Square Appointments offer a free trial?
        Calendly offers a free trial. Square Appointments does not.
        What is the starting price of Calendly vs Square Appointments?
        Calendly starts at $8 /User/Month. Square Appointments starts at Contact for pricing.
        What are the top alternatives to Calendly?
        Top alternatives to Calendly include Appointy, Acuity Scheduling, Setmore, Microsoft Bookings, Cogsworth.
        What are the top alternatives to Square Appointments?
        Top alternatives to Square Appointments include Appointy, Acuity Scheduling, Setmore, Calendly, SimplyBook.me.

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