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Compare Microsoft Outlook and Proton Mail For Business 
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At a Glance
Market Segments
Enterprise (39.1% of reviews)
Small-Business (54.8% of reviews)
Entry-Level Pricing
No pricing available
Starting at $6.99 1 User Per Month
Microsoft Outlook
Star Rating
(3,257)4.5 out of 5
Market Segments
Enterprise (39.1% of reviews)
Entry-Level Pricing
No pricing available
Learn more about Microsoft OutlookProton Mail For Business
Star Rating
(130)4.4 out of 5
Market Segments
Small-Business (54.8% of reviews)
Entry-Level Pricing
Starting at $6.99 1 User 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.
Pricing
Entry-Level Pricing
Microsoft Outlook
No pricing availableProton Mail For Business
Mail Essentials
Starting at $6.99
1 User Per Month
- 15 GB per user + 10 email addresses per user
- Use @yourcompany.com domain
- Robust spam and phishing protection
Free Trial
Microsoft Outlook
No trial information availableProton Mail For Business
Free Trial is available
Ratings
Meets Requirements
9.2
2,526
9.0
113
Ease of Use
9.0
2,596
8.8
114
Ease of Setup
9.1
780
9.2
17
Ease of Admin
8.6
306
9.1
15
Quality of Support
8.6
2,062
8.1
102
Has the product been a good partner in doing business?
8.9
287
9.3
12
Product Direction (% positive)
8.5
2,458
9.4
112
Features by Category
Inbox Tools
9.1
1048
Not enough data
8.9
1112
Not enough data
9.3
1118
Not enough data
9.2
1126
Not enough data
Coordination Tools
9.3
1124
Not enough data
8.9
1105
Not enough data
8.8
1058
Not enough data
Software Options
9.2
1116
Not enough data
8.7
1064
Not enough data
Email Client - Agentic AI
7.3
102
Not enough data
7.7
103
Not enough data
Calendar View
8.9
1195
Not enough data
8.9
1199
Not enough data
Shared Calendar
9.0
1197
Not enough data
8.8
1150
Not enough data
Accessibility
8.8
1049
Not enough data
8.6
1063
Not enough data
Integration
8.8
1109
Not enough data
8.8
1119
Not enough data
8.9
1140
Not enough data
Notifications
9.0
1149
Not enough data
8.5
962
Not enough data
Generative AI
7.4
414
Not enough data
7.5
414
Not enough data
7.3
415
Not enough data
Agentic AI - Calendar
7.6
149
Not enough data
Generative AI
7.8
453
7.1
8
7.8
451
6.9
8
7.7
448
6.9
8
7.7
132
Not enough data
8.1
135
Not enough data
8.0
135
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 Proton Mail For Business are categorized as Email
Unique Categories
Microsoft Outlook is categorized as Calendar and Email Client
Proton Mail For Business 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.)
Proton Mail For Business
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
3.7%
Financial Services
3.7%
Higher Education
3.4%
Other
67.5%
Internet
9.4%
Information Technology and Services
8.7%
Hospitality
7.9%
Higher Education
7.1%
Computer Software
5.5%
Other
61.4%
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?
4 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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