Software Alternatives, Accelerators & Startups

Calensync VS ProtonMail

Compare Calensync VS ProtonMail and see what are their differences

Calensync logo Calensync

Synchronize all your Google Calendars instantly while maintaining your privacy

ProtonMail logo ProtonMail

Secure email with absolutely no compromises. Get your free encrypted email account today.
  • Calensync Landing page
    Landing page //
    2023-12-13
  • Calensync Dashboard with draft rule
    Dashboard with draft rule //
    2024-03-26

Avoid event conflicts

If you're anything like me, you have multiple Google Calendars, both for personal and professional events. But what happens when these events conflict with each other? You have to reschedule something, whether that be a first contact with a lead, a doctor appointment, or else.

Solve this issue in less than 2 minutes

With Calensync, you can effortlessly synchronize multiple Google Calendars, avoiding all possible future conflicts. Onboarding takes less than 2 minutes, and your calendar will immediately sync with each other!

  • ProtonMail Landing page
    Landing page //
    2023-10-15

Calensync

$ Details
paid Free Trial $2.99 / Monthly (Monthly Essential (10% off with the code: SAASHUB23))
Release Date
2023 December

ProtonMail

$ Details
freemium €5.0 / Monthly (user - 5 GB)
Release Date
-
Startup details
Country
Switzerland
City
Geneva
Employees
50 - 99

Calensync features and specs

  • Ease of use: 10

ProtonMail features and specs

No features have been listed yet.

Calensync videos

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

Add video

ProtonMail videos

ProtonMail Review - Good or Not?

More videos:

  • Review - ProtonMail Review
  • Review - Top 4 Email Services BETTER than Protonmail!

Category Popularity

0-100% (relative to Calensync and ProtonMail)
Calendar
100 100%
0% 0
Email
0 0%
100% 100
Productivity
100 100%
0% 0
Email Clients
0 0%
100% 100

Questions and Answers

As answered by people managing Calensync and ProtonMail.

What makes your product unique?

Calensync's answer

Open-source, infinite calendars, and cheaper pricing.

Why should a person choose your product over its competitors?

Calensync's answer

Pricing not based on number of accounts / calendars, as well as simply cheaper.

How would you describe your primary audience?

Calensync's answer

Freelancers, entrepreneurs that deal with multiple businesses and accounts, or anyone who has multiple google calendars.

What's the story behind your product?

Calensync's answer

The story starts from frustration. I have multiple professional google calendars, as well as my personal one. On the professional ones, people can book events directly and, unfortunately, I had multiple conflicts. This lead me to first check for existing solutions and after being dissatisfied, deciding to create it myself.

No more conflicts between events since Calensync!

Which are the primary technologies used for building your product?

Calensync's answer

Backend: - Python + FastAPI - API Gateway with Cloudfront - Postgres for DB Frontend: - React - Bootstrap

User comments

Share your experience with using Calensync and ProtonMail. For example, how are they different and which one is better?
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Reviews

These are some of the external sources and on-site user reviews we've used to compare Calensync and ProtonMail

Calensync Reviews

We have no reviews of Calensync yet.
Be the first one to post

ProtonMail Reviews

  1. A great product made by a great team

    Protonmail is the best secure email solution period, other products in the suite such as ProtonVPN and hopefully soon Drive and Calendar will finally make it the perfect Gsuite alternative.

    👍 Pros:    Encryption|Easy to use|Excellent features|Easy integration
    👎 Cons:    None

10 Best Alternatives to Microsoft Outlook to Try in 2023
It's hard to find a more trustworthy email service provider than ProtonMail. It's built for people who want to be sure that no one is accessing their data, and that's where it clearly comes out ahead compared to Outlook, which is owned by Microsoft. But when choosing ProtonMail, you may miss some of the key features and integrations offered by Microsoft and its line of apps.
Source: mysignature.io
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With ProtonMail, your email is even protected from ProtonMail. Your data is stored using zero-access encryption, so ProtonMail itself doesn’t know your password and can’t decrypt your emails.
Source: kinsta.com
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As we noted in the ProtonMail review, every email provider must comply with government laws and regulations in the country in which it operates. ProtonMail sells itself as a private email service, but ProtonMail also logs users for various government entities.
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ProtonMail is an easy-to-use, secure email service with built-in end-to-end encryption and state-of-the-art security features. ProtonMail put an emphasis on internet security and its goal is to build an internet that respects privacy and is secure against cyberattacks. They are a company committed to developing and distributing tools that are essential to the protection of...
ProtonMail Compares Apple to Mafia, Says App Was Forced Into In-App Purchases in 2018
Apple apparently told ProtonMail "out of the blue" that it was required to add an in-app purchase option to stay in the ‌App Store‌. Similar to the situations with HEY and Wordpress earlier this year, ProtonMail had a mention of paid plans in the app, which prompted Apple to ask for the same subscription options to be offered via in-app purchase.

Social recommendations and mentions

Based on our record, ProtonMail seems to be more popular. It has been mentiond 414 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.

Calensync mentions (0)

We have not tracked any mentions of Calensync yet. Tracking of Calensync recommendations started around Dec 2023.

ProtonMail mentions (414)

  • Email username
    You might want to consider getting a domain name of your own and then get email hosting which will allow you to set up your email in the way you want. If you don't want to have to manage and pay for domain name and email hosting, you may try premium email services like Space Email, Proton Mail etc. With then you'll definitely be able to get a username/email address of your choice. Source: 7 months ago
  • How to Force Current Session Logout - Answered
    I closed all Proton Mail tabs and navigated to protonmail.com and a cleared out login area was shown. Without checking the "keep me logged in", I entered my credentials and was prompted for my 2FA info. I entered that and it worked. Source: 9 months ago
  • help
    Can I add my gmail account to my proton mail account so I can send emails and choose betwen my gmail.com email or my protonmail.com email account? Im not talking about the easy switch feature btw. Source: 9 months ago
  • Ask HN: Gmail Alternatives
    I hear ProtonMail[1] is good, especially for your needs. [1]: https://protonmail.com/. - Source: Hacker News / 10 months ago
  • Which do you use? @protonmail.com, @proton.me or @pm.me?
    Protonmail.com for my primary, though really, simplelogin.com when I sign up at a site. Source: 12 months ago
View more

What are some alternatives?

When comparing Calensync and ProtonMail, you can also consider the following products

OneCal.io - Sync Outlook and Google Calendars in real-time, share booking links, and view all your calendars in one view.

Tutanota - Get your encrypted mailbox for free.

SyncThemCalendars - Setup a synchronization between calendars

Zoho Mail - Zoho Mail is a secure, encrypted, and enterprise-ready email solution, a suite of apps tailor-made for your organization's needs.

Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.

Gmail - Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.