Kolab Now vs ProtonMail: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Kolab Now and ProtonMail side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Kolab Now leads on higher user rating. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Kolab Now
Secure and private email, calendar, and file storage for individuals and teams.
Best for you if:
- • You want strong emphasis on privacy and data security
ProtonMail
Secure email that protects your privacy with end-to-end encryption and zero-access encryption.
Best for you if:
- • You want best privacy email
| At a Glance | Kolab Now | ProtonMail |
|---|---|---|
Starts at | Free plan | Free plan, paid from $6.99/user/mo, billed monthly Mail Essentials plan |
Category | Email Security | Communication Email |
Rating | 4.3/5 SourceForge 4.3 67 reviews | 3.3/5 Trustpilot 2.2 · G2 4.6 1,495 reviews |
Free plan | Yes | Yes |
Watch out for | n/a | Storage upgrades not explicitly priced |
Choose Kolab Now or ProtonMail?
Choose Kolab Now if
- You want strong emphasis on privacy and data security
- You want hosted in Switzerland under strict data protection laws
- You work in email, not communication
Choose ProtonMail if
- You want best privacy email
- You want end-to-end encryption
- You work in communication, not email
In-Depth Analysis
Kolab Now
Secure and private email, calendar, and file storage for individuals and teams.
Strengths
- Pro: Strong emphasis on privacy and data security
- Pro: Hosted in Switzerland under strict data protection laws
- Pro: Uses open-source software for transparency
- Pro: Comprehensive suite of communication and collaboration tools
Weaknesses
- Con: No free tier available
- Con: May have a learning curve for users accustomed to mainstream services
Key features
ProtonMail
Secure email that protects your privacy with end-to-end encryption and zero-access encryption.
ProtonMail's pricing is fair, offering a generous free tier and competitive paid options.
Watch out
Storage upgrades not explicitly priced
Strengths
- Pro: Best privacy email
- Pro: End-to-end encryption
- Pro: Swiss jurisdiction
- Pro: Good apps
- Pro: No tracking
Weaknesses
- Con: Limited free tier
- Con: No IMAP free
- Con: Search limited
- Con: Less integrations
- Con: Encryption has limits
Key features
Plans and prices: Kolab Now vs ProtonMail
| Tool | Plans and prices | Source |
|---|---|---|
| Kolab Now | No plan prices on file | kolabnow.com/pricing |
| ProtonMail |
| now.getproton.me/iydcwevz9lm5-o3hzta read Nov 2, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Kolab Now pricing and ProtonMail pricing.
Key Takeaways
Kolab Now
- Higher user rating: 4.3/5 vs 3.3/5
ProtonMail
- Choose if you want secure email that protects your privacy with end-to-end encryption and zero-access encryption
What the data shows
On the data below, Kolab Now leads on higher user rating. We do not name an overall winner for this pair.
- Kolab Now has the higher user rating (4.3/5 from 67 reviews for Kolab Now, 3.3/5 from 1,495 reviews for ProtonMail).
- ProtonMail starts at $6.99/user/mo, billed monthly; Kolab Now has no public paid plan price on file.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Kolab Now and ProtonMail compare in 2026?
On the data below, Kolab Now leads on higher user rating. We do not name an overall winner for this pair. Kolab Now has the higher user rating (4.3/5 from 67 reviews for Kolab Now, 3.3/5 from 1,495 reviews for ProtonMail). ProtonMail starts at $6.99/user/mo, billed monthly; Kolab Now has no public paid plan price on file. Both have a free plan.
What are Kolab Now and ProtonMail used for?
Kolab Now: Secure and private email, calendar, and file storage for individuals and teams. ProtonMail: Secure email that protects your privacy with end-to-end encryption and zero-access encryption.
What does Kolab Now cost vs ProtonMail?
Kolab Now has no public paid-plan price on file. ProtonMail's cheapest paid plan is Mail Essentials at $6.99/user/mo, billed monthly; it also has a free plan. Prices read on the vendors' pricing pages, latest check Nov 2, 2026.
What's the main difference between Kolab Now and ProtonMail?
Kolab Now's main strength: strong emphasis on privacy and data security. ProtonMail's main strength: best privacy email.