
Canny.io
UserVoice
Upvoty
Frill
Nolt.io
productboard
Fider
The all-in-one toolkit for managing your customer feedback.

Calendly
Acuity Scheduling
TidyCal
zcal
SavvyCal
SetMore
Doodle
Cal.com (formerly Calendso) is the open source Calendly alternative.

Which is more popular?
Based on our record, Cal.com seems to be more popular. It has been mentioned 60 times since March 2021.
Website, pricing, platforms and company facts side by side.
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What each product offers, as listed by its team.


Possible disadvantages
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An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
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Recommended for
Walkthroughs and reviews on video.
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What can you do with Cal? | Cal.com Version 1.1 Launch | 10 new languages
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Featurebase and Cal.com. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


If you own a medium or large scale business and are looking for an alternative to Featurebase, then Pendo.io (opens in new tab) will suit you. Pendo is one of the best alternatives for Featurebase in the market. With...
Featurebase is a simple and affordable customer feedback platform that offers voting boards, roadmaps, and changelogs.
The honest read: if you're leaving Acuity because your business outgrew simple scheduling — you need deposits, add-ons, multiple staff and locations, and ideally a booking site you own — Opencals is built for exactly...
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...
Recommendations tracked on public social media and blogs since March 2021.


Tracking Featurebase since Mar 2021.
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... - Source: dev.to / 6 months ago
I keep coming back to what would have happened if I didn't have a strong technical understanding of how calendar technology works — the difference between local and cloud calendars, what an ICS feed is, why enterprise auth blocks... - Source: dev.to / 7 months ago
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 / 7 months ago
When comparing Featurebase and Cal.com, you can also consider the following products.

Canny helps you collect and organize feature requests to better understand customer needs and prioritize your roadmap.
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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.
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UserVoice integrates easy-to-use feedback, helpdesk, and knowledge base management tools in one platform that empowers users to speak and companies to understand.
Compare UserVoice to Featurebase or Cal.com:

Automate your client bookings, cancellations, reminders & payments using the worlds friendliest online scheduling software.
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Optimize your schedule with custom booking pages and calendar integrations
Compare TidyCal to Featurebase or Cal.com: