Kolab Now vs Posteo: 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 Posteo 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 a free plan. 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 a free tier before you commit
Posteo
Green, secure, and ad-free email, calendar, and address book for maximum privacy.
Best for you if:
- • You want exceptional privacy with no tracking, ads, or user profiling
| At a Glance | Kolab Now | Posteo |
|---|---|---|
Starts at | Free plan | From $1.08/mo, billed yearly Posteo Email Account plan |
Category | Email Security | Email Security |
Rating | 4.3/5 SourceForge 4.3 67 reviews | n/a |
Free plan | Yes | No |
Watch out for | n/a | Upgrades for additional storage |
Choose Kolab Now or Posteo?
Choose Kolab Now if
- You want a free tier before you commit
- You want strong emphasis on privacy and data security
- You want hosted in Switzerland under strict data protection laws
Choose Posteo if
- You want exceptional privacy with no tracking, ads, or user profiling
- You want strong encryption for all data, including stored emails, calendars, and address books
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
Posteo
Green, secure, and ad-free email, calendar, and address book for maximum privacy.
Posteo offers an incredibly fair and generous pricing model at just $1.08 per month for a comprehensive, privacy-focused email, calendar, and address book service.
Watch out
Upgrades for additional storage
Strengths
- Pro: Exceptional privacy with no tracking, ads, or user profiling.
- Pro: Strong encryption for all data, including stored emails, calendars, and address books.
- Pro: Environmentally friendly, powered by 100% real green energy.
- Pro: User-financed, ensuring independence from external investors and ad partners.
- Pro: Free migration service simplifies switching from other providers.
Weaknesses
- Con: Paid service with no free tier.
- Con: Storage upgrades beyond 4GB incur additional monthly costs.
- Con: Support is primarily via email, which might be slower for urgent issues.
Key features
Plans and prices: Kolab Now vs Posteo
| Tool | Plans and prices | Source |
|---|---|---|
| Kolab Now | No plan prices on file | kolabnow.com/pricing |
| Posteo |
| posteo.de read Oct 25, 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 Posteo pricing.
Key Takeaways
Kolab Now
- Has a free plan
Posteo
- Choose if you want green, secure, and ad-free email, calendar, and address book for maximum privacy
What the data shows
On the data below, Kolab Now leads on a free plan. We do not name an overall winner for this pair.
- Only Kolab Now has a published user rating (4.3/5 from 67 reviews); Posteo has none we can show.
- Posteo starts at $1.08/mo, billed yearly; Kolab Now has no public paid plan price on file.
- Only Kolab Now has 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 Posteo compare in 2026?
On the data below, Kolab Now leads on a free plan. We do not name an overall winner for this pair. Only Kolab Now has a published user rating (4.3/5 from 67 reviews); Posteo has none we can show. Posteo starts at $1.08/mo, billed yearly; Kolab Now has no public paid plan price on file. Only Kolab Now has a free plan.
What are Kolab Now and Posteo used for?
Kolab Now: Secure and private email, calendar, and file storage for individuals and teams. Posteo: Green, secure, and ad-free email, calendar, and address book for maximum privacy.
What does Kolab Now cost vs Posteo?
Kolab Now has no public paid-plan price on file. Posteo's cheapest paid plan is Posteo Email Account at $1.08/mo, billed yearly. Prices read on the vendors' pricing pages, latest check Oct 25, 2026.
What's the main difference between Kolab Now and Posteo?
Kolab Now's main strength: strong emphasis on privacy and data security. Posteo's main strength: exceptional privacy with no tracking, ads, or user profiling.