
Calendly
TidyCal
Cal.com
SavvyCal
Zencal
Doodle
Acuity Scheduling
zcal is the fastest way to schedule every meeting for Free and make it personal.

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, zcal should be more popular than Smart HTTPS. It has been mentioned 6 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | zcal.co | mybrowseraddon.com |
| Pricing | β | |
| Platforms | β | |
| Company | 2021 | β |
| Listed in |
In their own words, as submitted to SaaSHub.


Say goodbye to cold, impersonal scheduling links. Use zcal to create beautiful, personalized booking pages that make a great first impression on your guests. It's 100% Free Forever π₯! If everyone agrees that scheduling links help save time, then why are they so universally unloved? Today most...
No description of Smart HTTPS yet.
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
Zcal is recommended for individuals and professionals who frequently set up meetings or appointments, such as business professionals, freelancers, and entrepreneurs, as well as for teams and organizations that require a reliable and easy-to-use scheduling solution.
No analysis of Smart HTTPS yet.
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0β100% relative to the other.


Share your experience with using zcal 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.


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.


>ended up just switching over to https://zcal.co and it has been great so far Wait wait wait. It can sync my Google and Outlook calendars into a single scheduling service, and they're not charging me anything? What's the catch here? - Source: Hacker News / over 3 years ago
I've poked around a while ago at some Calendly alternatives (specifically was looking for something that was cheaper than Calendly with most of the basic features). I tried using cal.com for a bit but ended up just switching over to... - Source: Hacker News / over 3 years ago
There's an even a freer alternative, not FOSS though. http://zcal.co It also allows connection to multiple calendars. - Source: Hacker News / over 3 years 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 zcal 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 zcal or Smart HTTPS:

Chrome extension that encrypts and secures your browser
Compare HTTPS Everywhere to zcal or Smart HTTPS:

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


Cal.com (formerly Calendso) is the open source Calendly alternative.
Compare Cal.com to zcal or Smart HTTPS:

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