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Standard Notes review for 2026: free vs Productivity ($90/yr) vs Professional ($120/yr), encryption and audits, what changed under Proton, and who should pay.

Standard Notes is an end-to-end encrypted, open-source notes app that Proton bought in April 2024. Two and a half years later it still runs as its own product with its own subscription, and the prices have not moved: the free Standard tier, Productivity at $90 a year and Professional at $120 a year.
This review is for people deciding in 2026 whether to pay for it. We cover what the free tier really gives you, what each paid tier adds, how the security claims hold up, what has changed since the Proton deal, and where Obsidian, Notion or Simplenote are the better fit. Prices and plan details were checked on the official plans page on October 2, 2026.
Standard Notes is still one of the most trustworthy places to keep private notes. Encryption is on for everyone, including free users. The code is open source and has been audited four times. Your data exports cleanly as plain text files. What it is not is a cheap or feature-rich writing tool. The free tier is plain text only, billing is annual with no trial, and the rich Super editor, folders and the Web Clipper all sit behind a $90 yearly plan.
The official plans page lists three tiers. All paid plans are billed yearly. The Terms of Service also mention 5-year terms, but no 5-year price appears on the plans page, so treat any figure you see elsewhere as unverified.
There is no free trial for paid features: the plans page says "We don't have a trial system at present for our paid features." Lifetime plans are not offered either. Students get a 30% discount, and payment is by card, Apple Pay, Google Pay or PayPal. On the US App Store, the in-app Professional Plan is listed at $119.99; the listing does not say what term that covers.
The plans page promises a 100% refund within 14 days on Productivity and 90 days on Professional. The Terms of Service say 15 days for Productivity, so the 14-day figure is the safe one to plan around. App Store purchases are refunded through Apple under Apple's rules, not by Standard Notes.
Free users get the same encryption as paying users, plus unlimited device sync across web, desktop and mobile, offline access, tags, password protection for individual notes, two-factor authentication, full export (encrypted or plaintext) and daily encrypted email backups. The catch is the editor: free notes are plain text only. Version history is limited to the current session; remote revision history needs a paid plan.
Security is the reason to choose Standard Notes, and the claims are specific. Notes are encrypted with XChaCha20-Poly1305, keys are derived from your password with Argon2, and encrypted data is automatically signed. Encryption happens on your device, so the server only stores ciphertext. The flip side: if you forget your password, nobody can recover your notes.
The client code (the standardnotes/app repository) is licensed AGPL-3.0, and the server code is on GitHub as well. Four independent audits are published: Cure53 in 2022 (server pentest), Trail of Bits in 2020 (client-side protocol and encryption), Cure53 in 2019 (full ecosystem pentest) and Shackle Labs in 2017 (cryptography design review).
The most recent published audit is from 2022. Since then the app has been rebuilt around the Super editor and has changed owners. Nothing suggests a problem, but a buyer who chooses Standard Notes for its security record should know the latest outside check is four years old.
Two-factor authentication (TOTP) is free. Hardware security keys are Professional-only, which is a strange place to draw the line for a privacy-first product.
Standard Notes runs on the web at app.standardnotes.com, on Windows, macOS (Apple silicon and Intel) and Linux (deb, snap and AppImage, including arm64), and on iOS and Android. The latest stable desktop release is 3.202.7, published on September 17, 2026; the iOS app reached the same version on September 30, 2026 and holds a 4.67 rating from 3,734 reviews on the US App Store.
On the free tier the app is a fast, clean plain-text notebook. Pay for Productivity and the Super note type turns it into a capable rich-text and markdown editor with checklists and code blocks. It is still deliberately simple: there are no backlinks, no graph view, no plugin store and no AI features. If you want a private notebook that stays out of your way, that is a strength. If you want a second brain, it is a limit.
The August 17, 2026 update redesigned the search panel. It added a "Search titles only" option, tag filters inside search, tags in smart views, and in-note find (Cmd/Ctrl+F) for plain notes. For anyone with a few thousand notes this was the most requested fix, and it is the clearest sign that development is moving again.
Proton announced the acquisition on April 10, 2024, when the app had over 300,000 users. Proton CEO Andy Yen wrote that Standard Notes "will remain open source, freely available, and fully supported" and that "Prices are not changing". Standard Notes said existing subscriptions, including 5-year plans, would be honoured and that it would "continue to operate independently as a separate product".
That is broadly what happened. Prices are unchanged, and the product still has its own account system and billing. It is not bundled into Proton plans: Proton Support has said that Standard Notes is not included in Proton Unlimited. So a Proton subscriber who wants it pays twice.
Development slowed at first. The November 2024 update admitted the team "were not able to ship many new features" during a hardening period, while describing the business as healthy with tens of thousands of paying customers. The December 2025 update said Proton had added dedicated engineers and listed a command palette, image alignment in Super and importer fixes. The August 2026 search release followed, and Proton's localization team is working on more languages, which Standard Notes expects to bear results before the end of 2026.
Getting in is easy for most sources. Standard Notes imports Evernote ENEX files (notes up to 3MB each), Google Keep Takeout HTML files (not JSON), Simplenote's notes.json and plain text. The maximum import file size is 50MB.
Getting out is even easier, which matters more for a long-term notes app. You can export everything encrypted or decrypted, and the decrypted export is a folder of plain text files. The desktop app also makes automatic daily backups while it runs, and the free tier includes daily encrypted email backups (sent only when your data changed).
Self-hosting is possible in two ways: the built-in Home Server in the desktop app, which serves devices on your local network while the desktop app is open, or a private server deployed with Docker. Self-hosted servers work with the desktop and mobile apps but not with the official web app. Paid features on a self-hosted server need an offline subscription that is activated manually and sold at a discount to the hosted plans.
Our view: Standard Notes is worth paying for if privacy is the reason you are shopping. At $90 a year it is expensive for what the editor does, but you are paying for audited end-to-end encryption, open code and clean exports, and the Proton deal has, so far, made the product more stable, not less.
The Standard plan is free, Productivity is $90 a year and Professional is $120 a year. Paid plans are billed annually; the plans page shows no monthly option.
No. Standard Notes says it has no trial system for paid features. Instead, it offers a full refund within 14 days on Productivity and 90 days on Professional.
No. Proton Support has said Standard Notes is not included in Proton Unlimited. It is sold separately with its own account and subscription.
Yes. Every account, free or paid, uses the same end-to-end encryption (XChaCha20-Poly1305 with Argon2). The free tier also includes unlimited device sync, 2FA and daily encrypted email backups; what it lacks is rich formatting and remote revision history.
No. Encrypted file attachments and the 100GB of file storage are Professional-only. Productivity covers rich notes, spreadsheets, folders and the Web Clipper, but not files.
No. Standard Notes states that lifetime subscriptions are not offered. Subscriptions are sold on yearly terms, and the Terms of Service also mention 5-year terms.
Yes. You can run the built-in Home Server from the desktop app or deploy a private server with Docker. Self-hosted servers work with the desktop and mobile apps but not the official web app, and paid features need a separate, discounted offline subscription.
They cannot be recovered by Standard Notes. Your password derives the encryption keys, so keep it in a password manager and keep a local backup export.
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