Fortnote: Safe Encrypted Notes
Nobel Future Systems Ltd Productivity In-app purchases
Encrypted offline notes. No cloud, no account, no tracking. Fully private.
- Rating
- 4.1
- 21 ratings
- Downloads
- 2K+
- on Google Play
- Price
- Free
- In-app purchases
- Updated
- Nov 4
- 2026 · v1.0.3
Screenshots
About Fortnote: Safe Encrypted Notes
Fortnote is a fully offline, privacy-first notes app designed to protect your thoughts, passwords, ideas and personal information with strong encryption, without sending anything to the cloud.
No account. No tracking. No ads. No data collection. Your notes stay fully private and stored only on your device.
Fortnote uses AES-256-GCM encryption with HMAC integrity verification and hardware-backed keys (StrongBox / Secure Enclave when available). Every note is encrypted before it is written to disk, ensuring your data cannot be accessed or tampered with.
Key Features:
• 100% Offline & Private:
Fortnote never connects to external servers. Your notes never leave your device, making it ideal for people who want maximum privacy.
• AES-256-GCM Encryption:
Each note is encrypted with modern authenticated encryption to protect against tampering or unauthorised access.
• Hardware-Backed Keys:
Supports StrongBox / Secure Enclave on compatible devices for even stronger security.
• Built-In Encryption Self-Test:
Run a real-time encryption demo to verify your device is securely protecting your notes.
• Clean & Minimal Interface:
A distraction-free writing experience designed for clarity and ease of use.
• Encrypted Backups:
Export encrypted backup files that only you can restore.
• Biometric Unlock:
Unlock your vault instantly using fingerprint or face authentication.
• Zero Permissions:
Fortnote requests no dangerous permissions — no internet, no contacts, no files access, and no background data. Your privacy stays intact by design.
Who is Fortnote for?
• People who want private, encrypted notes
• Anyone avoiding cloud-based note apps
• Users who dislike ads, analytics, or tracking
• Professionals storing sensitive information
• Anyone who values offline security
Your notes. Your device. Your privacy:
Fortnote was built with one rule: Your data should belong only to you.
Whether you are writing personal thoughts, saving passwords, storing documents or keeping sensitive information, Fortnote ensures everything stays fully encrypted and offline.
Try Fortnote today and experience encrypted offline notes done properly.
No account. No tracking. No ads. No data collection. Your notes stay fully private and stored only on your device.
Fortnote uses AES-256-GCM encryption with HMAC integrity verification and hardware-backed keys (StrongBox / Secure Enclave when available). Every note is encrypted before it is written to disk, ensuring your data cannot be accessed or tampered with.
Key Features:
• 100% Offline & Private:
Fortnote never connects to external servers. Your notes never leave your device, making it ideal for people who want maximum privacy.
• AES-256-GCM Encryption:
Each note is encrypted with modern authenticated encryption to protect against tampering or unauthorised access.
• Hardware-Backed Keys:
Supports StrongBox / Secure Enclave on compatible devices for even stronger security.
• Built-In Encryption Self-Test:
Run a real-time encryption demo to verify your device is securely protecting your notes.
• Clean & Minimal Interface:
A distraction-free writing experience designed for clarity and ease of use.
• Encrypted Backups:
Export encrypted backup files that only you can restore.
• Biometric Unlock:
Unlock your vault instantly using fingerprint or face authentication.
• Zero Permissions:
Fortnote requests no dangerous permissions — no internet, no contacts, no files access, and no background data. Your privacy stays intact by design.
Who is Fortnote for?
• People who want private, encrypted notes
• Anyone avoiding cloud-based note apps
• Users who dislike ads, analytics, or tracking
• Professionals storing sensitive information
• Anyone who values offline security
Your notes. Your device. Your privacy:
Fortnote was built with one rule: Your data should belong only to you.
Whether you are writing personal thoughts, saving passwords, storing documents or keeping sensitive information, Fortnote ensures everything stays fully encrypted and offline.
Try Fortnote today and experience encrypted offline notes done properly.
What’s new
Version 1.0.3 · Updated November 4, 2026
What's New: - Improved secure keyboard responsiveness and tap accuracy. - Better backspace handling for emoji and accented characters. - Fixed held backspace continuing after switching apps. - Improved Shift behaviour when entering punctuation. - Fixed a potential crash when inserting large amounts of multiline text.
User reviews
Been looking for a safe, secure note app for a long time and this ticks all my boxes. No ads, offline, secure and encrypted. Very privacy focused and has a great dev. Give it a try you won't be disappointed.
Alternatives to Fortnote: Safe Encrypted Notes
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| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| Fortnote: Safe Encrypted Notes | 4.1 / 5 | Free | 1,000+ | Nov 4, 2026 | |
| Heima - Chores Tracker | 3.1 / 5 | Free | 50,000+ | Oct 14, 2026 | Compare |
| BrainFit – Habit Tracker | 4.5 / 5 | Free | 10,000+ | Aug 21, 2026 | Compare |
| W18m: Test PR app 02 | – | – | – | May 3, 2018 | Compare |
| PDK Access by ProdataKey | 2.3 / 5 | Free | 100,000+ | Oct 20, 2026 | Compare |
| AI Journal & Clarity : DiaryIt | 4.4 / 5 | Free | 10,000+ | Jun 19, 2026 | Compare |
| Progressive Pomo: Focus Timer | – | – | 500+ | Aug 19, 2026 | Compare |
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