
Acuity Scheduling
Cal.com
SimplyBook.me
Doodle
SetMore
YouCanBookMe
TidyCal
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.

JustDeploy
FastingPals
EasyFasting
Belly Clock
Vxero Neo
Doppler
Appliku
Unique, powerful, and secure secrets management software for the era of API Economy.

Which is more popular?
Based on our record, Calendly seems to be more popular. It has been mentioned 120 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | calendly.com | tryzero.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States · 100 - 249 employees · 2013 | 2023 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Calendly yet.
Zero Secrets Manager is a simple secrets manager built with usability and simplicity at it's core. Easy-to-use with top-notch security. Seamless integrations with Vercel, Netlify and AWS. Supports Typescript, Python, Go, Rust and others through SDKs and GraphQL.
What each product offers, as listed by its team.


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 Zero yet.
Walkthroughs and reviews on video.
Calendly Sucks! Here's What I'm Using Now Instead...
More videos
All-electric adventure bike? 2023 Zero DSR/X Review | Daily Rider
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Calendly and Zero.
Zero's answer:
The least amount of clicks and hassle to configure safe secrets management.
Zero's answer:
Simplicity, ease of use and pleasure to work with.
Zero's answer:
Development teams working with multiple platforms and requiring a secure API connection without storing environment variables in the source code.
Zero's answer:
A developer tool created by a team of developers building the software for the most innovative venture capital firms like A16z and Ycombinator.
Share your experience with using Calendly and Zero. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Calendly is the meeting-scheduling default — connect calendars, share a link, and let people book time, with round-robin and team routing on paid tiers. If your "Acuity problem" is really just meetings and your...
I have frequently used Calendly in the past, primarily for scheduling job interviews. What I appreciate about Calendly is that the free version still allows you to connect one calendar, book unlimited meetings, create...
Very simple and easy to use. Eliminate this back and forth hustle with booking calls.
We have no reviews of Zero yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Existing tools such as ticketing platforms like Eventbrite, scheduling tools like Calendly, and booking plugins for WordPress cover the common cases quickly. Their strengths are real:. - Source: dev.to / 8 days ago
Claude took a different path but landed in the same place. It suggested Calendly, Cal.com (open source), and SavvyCal as products I can subscribe to. When I explained that my work calendar was behind corporate SSO and I cannot use my... - Source: dev.to / 8 months ago
However, if you are looking for an out-of-the-box solution with minimal technical involvement, it is reasonable to consider SaaS platforms such as Appointedd, Calendly, and Scheduly. These products may not provide the same level of... - Source: dev.to / over 1 year ago
Tracking Zero since Nov 2023.
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Cal.com (formerly Calendso) is the open source Calendly alternative.
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FastingPals is a social fasting platform that combines tracking, activity insights, real-time community sessions, and gamified accountability to help users stay consistent and build lasting discipline.
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Online scheduling software that offers you a beautiful customisable booking website (or widget to your own website) to accept bookings and payments with the possibility of selling products as well.
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EasyFasting: a science-grounded intermittent fasting tracker for iPhone. One-tap timer, real-time fasting phases, stats, and water & weight tracking.
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