#40 in Notes & Knowledge ManagementUpdated 2026-08

Justnote

by Justnote · Encrypted note-taking on Stacks, with keys and data storage you control

28.6 — BenchRank score out of 100

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Overview

Justnote is a note-taking app with a WYSIWYG rich text editor covering bold, underline, font colour and background colour. Accounts are cryptographically generated and data is encrypted, with a Secret Key held by the user, built on Stacks Web3 technology; notes live on a data server of your choice. It runs on the web, iOS and Android with automatic sync.

Best for: People wanting a small, encrypted notes app for quick lists and memos across web, iOS and Android.
Pricing: Free to use, with one optional subscription at $4.99 per year unlocking extra features after a 14-day trial.
Runs on: iOSAndroid

Strengths and trade-offs

Strengths

Notes encrypted; only your Secret Key decrypts them
Web, iOS and Android with automatic sync across devices
You choose or self-host the data server holding your notes
Paid extras cost $4.99/year and no ads are shown

Trade-offs

Tags, locking, dark mode and pin-to-top need the paid subscription
Access depends on the Secret Key; no one else can restore the account
Editor covers basic formatting only; no other features are described
No desktop app — web, iOS and Android only

Pricing

Published plans from Justnote’s own pricing page, in USD. Usage charges and add-ons may apply on top.

Justnote pricing tiers, monthly rates in USD
Plan	Monthly	Includes
Justnote (free)	—per account	WYSIWYG rich text editor Sync across web, iOS and Android Encrypted data and self-controlled account
Subscription	—per account	Tags, and lock lists & notes More font sizes, dark appearance, custom date format Section by month and pin to the top 14-day free trial, then $4.99 per year

How this score is made up

Each dimension is scored out of 100 and combined into the headline score using fixed weights.

MCP support: 0 out of 100
API quality: 0 out of 100
Documentation: 45 out of 100
Agent friendliness: 30 out of 100
Pricing transparency: 85 out of 100
Changelog: 0 out of 100
Marketing site structure: 60 out of 100
Operational trust: 40 out of 100

Measured, but not part of the score

Useful to know, but not a mark for or against the product — so these do not affect the ranking.

Openness: 40 out of 100
Maintenance: 65 out of 100

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