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Compare Microsoft Outlook and Protonmail 
At a Glance
Market Segments
Enterprise (39.0% of reviews)
Small-Business (54.8% of reviews)
Entry-Level Pricing
No pricing available
$5 per month
Microsoft Outlook
Star Rating
(3,040)4.5 out of 5
Market Segments
Enterprise (39.0% of reviews)
Entry-Level Pricing
No pricing available
Learn more about Microsoft OutlookProtonmail
Star Rating
(128)4.4 out of 5
Market Segments
Small-Business (54.8% of reviews)
Entry-Level Pricing
$5 per month
Browse all 3 pricing plansSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- Users report that Microsoft Outlook excels in its Unified Inbox feature, allowing for seamless management of multiple email accounts, while Protonmail's inbox is more focused on privacy, which can limit some organizational features.
- Reviewers mention that Outlook's Calendar Collaboration is highly rated, with a score of 9.0, making it easy for teams to coordinate schedules, whereas Protonmail's calendar features are less robust, focusing more on security than collaboration.
- G2 users highlight that Outlook's Task Management tools are integrated well with its email and calendar functionalities, providing a comprehensive productivity suite, while Protonmail lacks advanced task management features, which may hinder users looking for an all-in-one solution.
- Users on G2 appreciate Outlook's Mobile Application for its user-friendly interface and functionality, scoring 8.7, while Protonmail's mobile app, although secure, is noted to be less intuitive and feature-rich.
- Reviewers say that Outlook's Quality of Support is rated at 8.6, indicating a solid support system, while Protonmail's support, rated at 8.1, has received feedback about slower response times, which can be a concern for users needing immediate assistance.
- Users report that Outlook's Integration capabilities are superior, with a score of 8.9, allowing for seamless connections with various third-party applications, while Protonmail's integrations are more limited, focusing primarily on security and privacy features.
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Pricing
Entry-Level Pricing
Microsoft Outlook
No pricing availableProtonmail
ProtonMail Plus
$5
per month
$4 a month if paid yearly billed as $48 per year
- 5 GB Storage
- 1 Custom Domain
- 5 Addresses
Free Trial
Microsoft Outlook
No trial information availableProtonmail
No trial information availableRatings
Meets Requirements
9.2
2,338
9.0
111
Ease of Use
9.0
2,394
8.8
112
Ease of Setup
9.0
586
9.1
15
Ease of Admin
8.6
286
9.2
14
Quality of Support
8.6
1,897
8.1
101
Has the product been a good partner in doing business?
8.8
267
9.4
11
Product Direction (% positive)
8.5
2,270
9.4
110
Features by Category
Inbox Tools
9.1
937
Not enough data
8.9
1000
Not enough data
9.3
1005
Not enough data
9.2
1014
Not enough data
Coordination Tools
9.3
1011
Not enough data
8.9
994
Not enough data
8.8
946
Not enough data
Software Options
9.2
1005
Not enough data
8.7
952
Not enough data
Email Client - Agentic AI
Not enough data
Not enough data
Not enough data
Not enough data
Calendar View
9.0
1029
Not enough data
8.9
1035
Not enough data
Shared Calendar
9.0
1032
Not enough data
8.9
988
Not enough data
Accessibility
8.8
890
Not enough data
8.6
903
Not enough data
Integration
8.8
952
Not enough data
8.8
959
Not enough data
8.9
982
Not enough data
Notifications
9.0
987
Not enough data
8.5
803
Not enough data
Generative AI
7.6
268
Not enough data
7.7
269
Not enough data
7.6
268
Not enough data
Agentic AI - Calendar
Not enough data
Not enough data
Generative AI
7.9
325
8.1
6
7.9
324
7.8
6
7.7
322
8.1
6
8.7
5
Not enough data
9.7
5
Not enough data
8.3
5
Not enough data
Encryption Techniques - Email Encryption
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Authentication, Verification, and Access Controls - Email Encryption
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Security Enhancements and Auditing - Email Encryption
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Integration, Compatibility, and Usability - Email Encryption
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Categories
Categories
Shared Categories
Microsoft Outlook and Protonmail are categorized as Email
Unique Categories
Microsoft Outlook is categorized as Calendar and Email Client
Protonmail is categorized as Email Encryption
Reviews
Reviewers' Company Size
Microsoft Outlook
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Protonmail
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Information Technology and Services
13.4%
Computer Software
8.2%
Hospital & Health Care
3.8%
Financial Services
3.6%
Marketing and Advertising
3.6%
Other
67.4%
Internet
9.6%
Information Technology and Services
8.8%
Hospitality
8.0%
Higher Education
7.2%
Computer Software
5.6%
Other
60.8%
Most Helpful Reviews
Microsoft Outlook
Most Helpful Favorable Review
Verified User in Computer Software
Have know this tool for a very long time and used to its UI and behavior. Gets the job done.
Most Helpful Critical Review
Raviraj R.
Verified User in Information Technology and Services
Archiving the mails. This is still not straight forward method. Setting the archiving of mails and setting rules for mail is still a pain staking tasks. It does'nt allow me to send .exe or executable files as an attachment, i still not able to figure out...
Protonmail
Most Helpful Favorable Review
Naga Bhushanam N.
Verified User in Higher Education
Proton mail gives better encryption to our emails than other email service providers. It has a feature to integrate inbox of Gmail by forwarding. It also provides free subscription plan to its users. Proton mail also provides good user interface.
Most Helpful Critical Review
Vithen M.
Verified User in Consumer Goods
I didn't like the pay to upgrade, they should at least have 1 gig of space available on the free account to properly use the service before deciding to upgrade. You have an option to receive mail at a shortened email address from @protonmain.com to...
Verified User in Computer Software
Have know this tool for a very long time and used to its UI and behavior. Gets the job done.
Naga Bhushanam N.
Verified User in Higher Education
Proton mail gives better encryption to our emails than other email service providers. It has a feature to integrate inbox of Gmail by forwarding. It also provides free subscription plan to its users. Proton mail also provides good user interface.
Raviraj R.
Verified User in Information Technology and Services
Archiving the mails. This is still not straight forward method. Setting the archiving of mails and setting rules for mail is still a pain staking tasks. It does'nt allow me to send .exe or executable files as an attachment, i still not able to figure out...
Vithen M.
Verified User in Consumer Goods
I didn't like the pay to upgrade, they should at least have 1 gig of space available on the free account to properly use the service before deciding to upgrade. You have an option to receive mail at a shortened email address from @protonmain.com to...
Discussions
What business advantages does Outlook give over Gmail?
5 comments
SP
As an e-mail client, Outlook is unexceptional. The driving difference is whether you want the overhead & control of hosting Exchange, or are content letting...Read more
What are the latest integrations and features in Microsoft Outlook that enhance email communication and productivity?
3 comments
SM
I like that you can pin conversations to the top of the email.Read more
Is ProtonMail legitimate?
2 comments
JZ
Yes, I have been on their paid plan for a few years now. I highly recommend their services. They now have a cloud drive and a great VPN as well.Read more
When is the launching date of proton drive?
1 comment
MC
As the Project Status is still "Under Development", any new information on its release will be added on the ProtonMail Twitter: @ProtonMail. Hope that helps.Read more
Can police track ProtonMail?
1 comment
MM
From my opinion, police needs special permission to track protonmail, I guess in some cases that police is trying to track protonmail using illegal methods,...Read more
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