Private.Ki vs Skiff Mail: 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 Private.Ki and Skiff Mail side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a 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:
Private.Ki
Encrypted email, messaging and group chat with keys that stay on your device
Best for you if:
- • Businesses and privacy-conscious people
Skiff Mail
Private, end-to-end encrypted email that protects your inbox and gives you the power to communicate freely.
Best for you if:
- • You want privacy-focused email
| At a Glance | Private.Ki | Skiff Mail |
|---|---|---|
Starts at | Free plan, paid from $5/mo, billed monthly Private.Ki Plus plan | Free plan |
Category | Email Team Chat | Communication Email |
Rating | n/a | 3.9/5 Trustpilot 3.5 · G2 5.0 9 reviews |
Free plan | Yes | Yes |
Choose Private.Ki or Skiff Mail?
Choose Private.Ki if
- Businesses and privacy-conscious people
- You want encrypted email, messaging and group chat with keys that stay on your device
- You work in email, not communication
Choose Skiff Mail if
- You want privacy-focused email
- You want E2E encryption
- You work in communication, not email
In-Depth Analysis
Private.Ki
Encrypted email, messaging and group chat with keys that stay on your device
At $5 per month, Private.Ki Plus offers strong value by bundling encrypted email, messenger, and group chat with own domain and 50 GB.
Key features
Skiff Mail
Private, end-to-end encrypted email that protects your inbox and gives you the power to communicate freely.
Skiff Mail's pricing is effectively non-existent as the service has been discontinued.
Strengths
- Pro: Privacy-focused email
- Pro: E2E encryption
- Pro: Good design
- Pro: Free tier
- Pro: Web3 features
Weaknesses
- Con: Acquired by Notion
- Con: Future uncertain
- Con: Limited features
- Con: Smaller provider
- Con: Migration concerns
Key features
Plans and prices: Private.Ki vs Skiff Mail
| Tool | Plans and prices | Source |
|---|---|---|
| Private.Ki |
| private.ki/en/pricing read Oct 20, 2026 |
| Skiff Mail | No plan prices on file | skiff.com/mail read Oct 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 Private.Ki pricing and Skiff Mail pricing.
Key Takeaways
Private.Ki
- Choose if you want encrypted email, messaging and group chat with keys that stay on your device
Skiff Mail
- Choose if you want private, end-to-end encrypted email that protects your inbox and gives you the power to communicate freely
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Only Skiff Mail has a published user rating (3.9/5 from 9 reviews); Private.Ki has none we can show.
- Private.Ki starts at $5/mo, billed monthly; Skiff Mail 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 Private.Ki and Skiff Mail compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Only Skiff Mail has a published user rating (3.9/5 from 9 reviews); Private.Ki has none we can show. Private.Ki starts at $5/mo, billed monthly; Skiff Mail has no public paid plan price on file. Both have a free plan.
What are Private.Ki and Skiff Mail used for?
Private.Ki: Encrypted email, messaging and group chat with keys that stay on your device. Skiff Mail: Private, end-to-end encrypted email that protects your inbox and gives you the power to communicate freely.
What does Private.Ki cost vs Skiff Mail?
Private.Ki's cheapest paid plan is Private.Ki Plus at $5/mo, billed monthly; it also has a free plan. Skiff Mail has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Oct 20, 2026.
What's the main difference between Private.Ki and Skiff Mail?
Private.Ki focuses on encrypted email, messaging and group chat with keys that stay on your device. Skiff Mail's main strength: privacy-focused email.