Software Alternatives, Accelerators & Startups

Cal.com VS Tasklr

Compare Cal.com VS Tasklr and see what are their differences

Cal.com logo Cal.com

Cal.com (formerly Calendso) is the open source Calendly alternative.

Tasklr logo Tasklr

ADHD tasks made simple.
  • Cal.com Landing page
    Landing page //
    2023-10-08
Not present

Cal.com features and specs

  • Customizable
    Cal.com allows extensive customization to fit various branding and scheduling needs, which makes it adaptable for different types of users including businesses and individuals.
  • Open-source
    Being an open-source platform, Cal.com provides the flexibility for developers to modify and extend the software as per their specific needs, fostering a collaborative development environment.
  • Integrations
    Cal.com offers a wide range of integrations with other software tools like Google Calendar, Microsoft Outlook, and Zoom, enhancing its functionality and making it easier to fit into existing workflows.
  • User-friendly Interface
    Cal.com has an intuitive and clean interface that makes it easy for users of all technical skill levels to set up and manage their scheduling.
  • Privacy-focused
    Cal.com emphasizes data privacy, ensuring user information is handled securely, which is crucial for users who need to comply with regulations like GDPR.

Possible disadvantages of Cal.com

  • Learning Curve
    Although it is highly customizable, the plethora of options and features may result in a steeper learning curve for new users who are not familiar with such scheduling tools.
  • Limited Free Version
    The free version of Cal.com comes with limitations that may not be sufficient for growing businesses or advanced users who require more comprehensive features.
  • Dependency on Integrations
    Cal.com's effectiveness heavily depends on its integrations. Without these integrations, some users might find the tool less useful or incomplete, especially if their primary tools are not supported.
  • Support
    While open-source has many benefits, it may also mean that immediate, personalized support could be limited compared to fully commercial solutions. This might pose a challenge for users needing quick resolutions.
  • Performance
    As an open-source platform, the performance might vary depending on how it is hosted and managed. Suboptimal configurations could lead to slower performance or downtimes.

Tasklr features and specs

  • User-Friendly Interface
    Tasklr offers a clean and intuitive user interface that makes task management easy for both beginners and experienced users.
  • Real-Time Collaboration
    Tasklr enables real-time collaboration, allowing multiple users to work on projects simultaneously and see changes in real-time.
  • Cross-Platform Availability
    The app is available across various platforms including web, iOS, and Android, ensuring users can access their tasks from anywhere.
  • Customizable Task Management
    It provides flexible task organization options, such as tags, priorities, and deadlines, tailored to different user needs.
  • Integration with Other Tools
    Tasklr integrates seamlessly with other productivity tools such as Google Calendar and Slack, enhancing its functionality for users.

Possible disadvantages of Tasklr

  • Limited Free Version
    The free version of Tasklr has limited features, potentially requiring an upgrade to a paid plan for full functionality.
  • Learning Curve
    Despite its user-friendly design, some users might experience a learning curve in navigating its more advanced features.
  • Notification Overload
    Users might find themselves overwhelmed with notifications, especially when collaborating on multiple projects at once.
  • Offline Access Limitations
    Tasklr's offline features are limited, which can be inconvenient for users who need to access their tasks without internet connectivity.
  • Performance Issues
    Some users have reported occasional performance issues, such as lag when working with large projects or multiple collaborators.

Analysis of Cal.com

Overall verdict

  • Cal.com is generally considered a good option for scheduling and calendar management.

Why this product is good

  • Cal.com is praised for its open-source nature, allowing for greater customization and integration flexibility. It offers a user-friendly interface and supports various calendar integrations, making it a versatile tool for individuals and businesses alike.

Recommended for

  • Freelancers who need a simple yet effective scheduling tool.
  • Small businesses looking for a customizable scheduling solution.
  • Developers who appreciate open-source software and need a tool they can modify.
  • Businesses seeking a platform that can integrate with existing tools and workflows.

Cal.com videos

What can you do with Cal? | Cal.com Version 1.1 Launch | 10 new languages

More videos:

  • Review - Cal.com Version 1.0 Launch Event

Tasklr videos

No Tasklr videos yet. You could help us improve this page by suggesting one.

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Category Popularity

0-100% (relative to Cal.com and Tasklr)
Appointments and Scheduling
Habit Tracker
0 0%
100% 100
Calendar And Scheduling
100 100%
0% 0
Productivity
95 95%
5% 5

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Cal.com and Tasklr

Cal.com Reviews

I've poked around a while ago at some Calendly alternatives (specifically was lo... | Hacker News
I tried using https://cal.com for a bit but ended up just switching over to https://zcal.co and it has been great so far. All these other scheduling tools end up trying to do too much and always seem to end up a bit clunky and charge absurd amounts for it

Tasklr Reviews

We have no reviews of Tasklr yet.
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Social recommendations and mentions

Based on our record, Cal.com seems to be more popular. It has been mentiond 60 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Cal.com mentions (60)

  • "You Wouldnโ€™t Steal a DIV": How I Built My Portfolio
    Then for the component library, I was really into coss ui. I stumbled upon it randomly one day and loved it so much. My Nathan's AI project already had a UI heavily inspired by cal.com: send button, message suggestions... So when I saw they had a shadcn/ui library with that kind of style, it was perfect for what I needed. - Source: dev.to / 4 months ago
  • AI Almost Sold Me a Subscription I Didn't Need
    I keep coming back to what would have happened if I didn't have a strong technical understanding of how calendar technology works โ€” the difference between local and cloud calendars, what an ICS feed is, why enterprise auth blocks third-party integrations. If this was many years ago before I gained all this experience, I would have stopped at the first confident answer from my search tool, installed one of those... - Source: dev.to / 4 months ago
  • Introducing Quackback: Open-Source Feedback Platform with a Built-in MCP Server
    Plausible brought open source to web analytics. Cal.com did it for scheduling. Formbricks did it for surveys. PostHog did it for product analytics. Quackback does it for feedback collection. - Source: dev.to / 5 months ago
  • ๐Ÿค Learn Front-End by Doing: Contribute to Cal.com's Open Source...๐Ÿš€
    In this tutorial, we'll be focusing on Cal.com:. - Source: dev.to / 11 months ago
  • 5 Side Project Ideas for Developers to Monetize as Micro-SaaS in 2025
    Take Cal.com (https://cal.com/), formerly known as Calendso. It started as an open source alternative to Calendly which offers a free, self-hostable version for users. - Source: dev.to / over 1 year ago
View more

Tasklr mentions (0)

We have not tracked any mentions of Tasklr yet. Tracking of Tasklr recommendations started around Jan 2026.

What are some alternatives?

When comparing Cal.com and Tasklr, you can also consider the following products

Calendly - 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.

Dailies - Achieve More, Reward Yourself, Repeat.

TidyCal - Optimize your schedule with custom booking pages and calendar integrations

My Good Week - Build new habits using just your calendar

Acuity Scheduling - Automate your client bookings, cancellations, reminders & payments using the worlds friendliest online scheduling software.

Habit Streak Plan - ? Join over one hundred thousand users to achieve your goals with Habit Streak Plan.