
Obsidian
Notion
Confluence
Standard Notes
Anytype.io
Joplin
Logseq
The collaborative knowledge base with end-to-end encryption. Notes, whiteboards and PDFs, several people in one note at once, and a server that holds only ciphertext. Free on one device, no account.

Obsidian
Joplin
Standard Notes
Logseq
Notion
UpNote
Trilium Notes
Notesnook is a simple and private note taking app that keeps your notes organized and synced on your phone, tablet and computer.

Which is more popular?
Based on our record, Notesnook seems to be more popular. It has been mentioned 89 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | culma.eu | notesnook.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from Switzerland | Startup from Pakistan |
| Listed in |
In their own words, as submitted to SaaSHub.


Culma is an end-to-end encrypted knowledge base for notes, whiteboards and PDFs. Several people write in the same note at the same time, with live cursors and history per note, and the server holds only ciphertext: text, titles, folder names and membership included. Notes are Markdown, the vault...
Take notes on any device, capture ideas quickly and always keep them encrypted. You don't need an Internet connection to read or take notes because everything works 100% offline. Notesnook encrypts everything on your device. No one except you can read your notes making sure you enjoy privacy...
What each product offers, as listed by its team.


An editorial look at what each product does well and who it suits.


No analysis of Culma yet.
Overall verdict
Why this product is good
Recommended for
Notesnook is recommended for individuals and professionals who are concerned about data privacy and are looking for a straightforward, secure, and easy-to-use note-taking solution. It is particularly suitable for those who want cross-platform accessibility without sacrificing security.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Culma and Notesnook. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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Recommendations tracked on public social media and blogs since March 2021.


Tracking Culma since Nov 2026.
The page posted doesn't include the latest addition to specials which was posted on their Discord and visible here https://kagi.com/specials. Which to save you a click it's https://notesnook.com/. - Source: Hacker News / about 1 year ago
Https://notesnook.com is better than Notion and Obsidian. The cross-platform apps are fast and smooth, and it have sync, which Obsidian requires a subscription for. - Source: Hacker News / about 1 year ago
Looks nice! Would wait for the documentation to learn more. How does this compare to Notesnook? I have found that to be the best in terms of getting the details right (However, the last I checked, the documentation for self-hosting was... - Source: Hacker News / over 1 year ago
When comparing Culma and Notesnook, you can also consider the following products.

A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.
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All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
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Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.
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Confluence is content collaboration software that changes how modern teams work
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A safe place for your notes, thoughts, and life's work
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Logseq is a local-first, non-linear, outliner notebook for organizing and sharing your personal knowledge base.
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