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

HTTPS Everywhere
HTTPZ
SSL Enforcer
The Tor Browser
HTTPS Only
HTTPS Always
ForceTLS
Automatically changes HTTP addresses to the secure HTTPS, and if loading encounters error, reverts...

Which is more popular?
Based on our record, Cal.com seems to be a lot more popular than Smart HTTPS. While we know about 60 links to Cal.com, we've tracked only 2 mentions of Smart HTTPS.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | cal.com | mybrowseraddon.com |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
No analysis of Smart HTTPS yet.
Walkthroughs and reviews on video.
What can you do with Cal? | Cal.com Version 1.1 Launch | 10 new languages
More videos
No Smart HTTPS videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


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


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...
We have no reviews of Smart HTTPS yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 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
Smart HTTPS, site This tries to send you to https sites instead of http sites. Using http sites makes you venerable to man in the middle attacks. (dont use http on public wifis if possible). Source: over 4 years ago
I'd recommend using Smart HTTPS which automatically makes your site's HTTPS if it can offer it so it will reduce these situations. Here's the site where you can choose whichever browser you use. https://mybrowseraddon.com/smart-https.html. Source: over 4 years ago
When comparing Cal.com and Smart HTTPS, you can also consider the following products.

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.
Compare Calendly to Cal.com or Smart HTTPS:

Chrome extension that encrypts and secures your browser
Compare HTTPS Everywhere to Cal.com or Smart HTTPS:

Automate your client bookings, cancellations, reminders & payments using the worlds friendliest online scheduling software.
Compare Acuity Scheduling to Cal.com or Smart HTTPS:


Optimize your schedule with custom booking pages and calendar integrations
Compare TidyCal to Cal.com or Smart HTTPS:

SSL Enforcer - Force SSL/TLS encryption for any browser or app. Block all unsecure connections.
Compare SSL Enforcer to Cal.com or Smart HTTPS: