Recommended Notes Apps
Your notes hold some of your most personal information: passwords, journal entries, half-formed ideas and plans you would never post publicly. Most mainstream note apps store all of that on company servers in readable form, where it can be scanned, subpoenaed or leaked. A private notes app encrypts your writing so only you can read it. The trade-off is usually convenience: end-to-end encryption often means fewer collaboration features and the most private apps ask a little more setup in return for keeping your thoughts to yourself.
How to choose a notes app
The right notes app depends on how much you write, how many devices you sync, and how much control you want over where your data lives. Some people want a polished, managed service that just works; others want to own the files and pick their own storage. Encryption is the baseline but licensing, jurisdiction, audit history and whether the app is actively maintained are all worth weighing for something you will trust for years. Start from your threat model and work outward.
Here are some things to look for.
- End-to-end encryption. Ensures only you can read your notes, not the company hosting them.
- Open-source code. Lets independent researchers verify the encryption actually works as claimed.
- Independent audits. A third-party review is stronger evidence than a privacy promise on a marketing page.
- Jurisdiction. The country a service operates in shapes which data laws and surveillance it is subject to.
- Cross-platform sync. Your notes are only useful if they follow you across the devices you actually use.
- Data portability. Easy import and export means you are never locked in and can leave without losing your work.

Standard Notes
Audited, open-source encrypted notes built to last.

Notesnook
Fully open-source encrypted notes with a generous free tier.

Joplin
Open-source Markdown notebook that syncs to storage you control.

Cryptee
Encrypted documents and a private photo vault in one.

Anytype
Local-first, encrypted alternative to Notion.

Logseq
Local-first, open-source outliner on plain-text files you own.

Obsidian
Local-first Markdown notes and knowledge base

TriliumNext (Trilium Notes)
Self-hostable hierarchical knowledge base
