Releases: AmandaHernow/EncryptionDecryptionUtilityTool
Android Release v1.2 - New Language Bundle & New Logo
Encrypt & Decrypt Data Utility Tool - Android v1.2
Android v1.2 expands the app with the full multilingual release bundle, including Arabic and Farsi with right-to-left layout support. Password-protect any text using strong, industry-standard encryption. Everything runs locally on your device. Nothing is transmitted, stored, logged, or tracked.
What's New in v1.2
- Added full Android app language support for:
- English
- German / Deutsch
- French / Français
- Spanish / Español
- Italian / Italiano
- Portuguese / Português
- Simplified Chinese / 简体中文
- Traditional Chinese / 繁體中文
- Japanese / 日本語
- Korean / 한국어
- Arabic / العربية
- Farsi / فارسی
- Added right-to-left layout support for Arabic and Farsi.
- The app now mirrors key interface elements automatically when Arabic or Farsi is selected.
- Improved layout behavior so windows and panels do not overlap when the Android keyboard opens.
- Improved the Clear confirmation popup so it is clearer that text fields, output, and clipboard contents can be wiped.
- Added a link to the Independent Decryption Guide from inside the app.
- Added a confirmation popup before external web links open in the browser, with a reminder to clear sensitive clipboard contents before leaving the app.
- Kept encrypted output cross-compatible with the web version.
- New Logo/Icon
Features
- AES-256-GCM authenticated encryption.
- PBKDF2-SHA256 key derivation with 100,000 iterations.
- Random salt and IV generated per encryption. The same input never produces the same output.
- Light and dark theme.
- Paste from clipboard and copy to clipboard.
- Clear button can wipe visible fields, output, and clipboard after confirmation.
- Fully offline. Network access is blocked by policy.
- No data stored on device.
- No accounts, no tracking, no analytics.
- Open source under GPL v3.
Language Support
- English
- German / Deutsch
- French / Français
- Spanish / Español
- Italian / Italiano
- Portuguese / Português
- Simplified Chinese / 简体中文
- Traditional Chinese / 繁體中文
- Japanese / 日本語
- Korean / 한국어
- Arabic / العربية
- Farsi / فارسی
Coming Later
- Russian / Русский
- Ukrainian / Українська
Independent Decryption
Encrypted output remains compatible with the web version and can be decrypted outside the app using the documented message format and standard tools.
Guide:
https://amandahernow.github.io/EncryptionDecryptionUtilityTool/decryption-guide.html
Your data is yours. Encrypted messages are not locked to one specific app interface.
Requirements
- Android 8.0 (API 26) or newer.
Notes
- If you forget your password there is no way to recover the message.
- Text encrypted in the Android app can be decrypted in the web version using the same password.
- Text encrypted in the web version can be decrypted in the Android app using the same password.
- The app is designed to work fully offline.
Support and Contact
Web v1.4 — Perso-Arabic script Bundle
Encrypt & Decrypt Data Utility Tool — Web v1.4
A fully self-contained, browser-based encryption and decryption utility. No installation required. Everything runs locally in your browser — nothing is transmitted, stored, or logged.
This release expands web language support with the Perso-Arabic Script bundle, adding full right-to-left layout support for Arabic and Farsi alongside all languages from previous releases.
🌐 Use it directly in your browser
https://amandahernow.github.io/EncryptionDecryptionUtilityTool/
No account, no sign-up, no tracking. Open and use.
📥 Offline use
For maximum security or use without internet access, download the attached HTML files from this release. Save them anywhere on your device and open them in any modern browser — they require no internet connection and contain everything needed locally.
✨ What's new in v1.4
- Added full Arabic / العربية support to the web app and privacy policy page, including right-to-left layout
- Added full Farsi / فارسی support to the web app and privacy policy page, including right-to-left layout
- Full RTL layout support: the app automatically mirrors its layout when Arabic or Farsi is selected — language menu, password field, clear button, and all text elements reflow correctly
- Added Arabic and Persian system font fallbacks inline (no external fonts loaded — fully offline)
- Kept full support for all ten languages from previous releases
- Updated the help footer and web version number to 1.4
🔐 Features
- AES-256-GCM authenticated encryption
- PBKDF2-SHA256 key derivation with 100,000 iterations
- Random salt and IV per encryption — the same input never produces the same output
- Light and dark theme
- Paste from clipboard and copy to clipboard
- Clear button can wipe visible fields, output, and clipboard after confirmation
- Works on desktop, tablet, and mobile
- Fully offline — outbound network access is blocked by Content Security Policy
- No data stored anywhere — no cookies, no localStorage, no saved passwords
- Open source under GPL v3
🌍 Language support
✅ English
✅ German / Deutsch
✅ Simplified Chinese / 中文（简体）
✅ Traditional Chinese / 中文（繁體）
✅ Japanese / 日本語
✅ Korean / 한국어
✅ French / Français
✅ Spanish / Español
✅ Italian / Italiano
✅ Portuguese / Português
✅ Arabic / العربية
✅ Farsi / فارسی
Coming later
⏳ Russian / Русский
⏳ Ukrainian / Українська
🧭 Independent decryption
The linked Independent Decryption Guide documents how the encrypted output is structured and how to decrypt messages without this web app, using standard command-line tools.
Guide:
https://amandahernow.github.io/EncryptionDecryptionUtilityTool/decryption-guide.html
This is useful for long-term access, transparency, and verification. Your data is yours, and the encrypted messages are not locked to this specific app interface.
🖥 Requirements
Any modern browser — Chrome, Firefox, Edge, Safari. No extensions or plugins needed.
📝 Notes
- Encrypted output remains fully cross-compatible between the web version and the Android app — text encrypted on one can be decrypted on the other using the same password
- If you forget your password there is no way to recover the message
- The sitemap page is intentionally left untranslated
💙 Support and contact
PayPal: https://www.paypal.me/AmandaHernow
Email: encrypt.decrypt.support@hernow.net
Web v1.3 — Latin Language Bundle
Encrypt & Decrypt Data Utility Tool — Web v1.3
A fully self-contained, browser-based encryption and decryption utility. No installation required. Everything runs locally in your browser — nothing is transmitted, stored, or logged.
This release expands web language support with the Latin language bundle, keeps the Asian language bundle from v1.2, and improves invalid encrypted-text error messages so they are clearer and no longer show doubled technical prefixes.
🌐 Use it directly in your browser
https://amandahernow.github.io/EncryptionDecryptionUtilityTool/
No account, no sign-up, no tracking. Open and use.
📥 Offline use
For maximum security or use without internet access, download the attached HTML files from this release. Save them anywhere on your device and open them in any modern browser — they require no internet connection and contain everything needed locally.
✨ What's new in v1.3
- Added full French / Français support to the web app and privacy policy page
- Added full Spanish / Español support to the web app and privacy policy page
- Added full Italian / Italiano support to the web app and privacy policy page
- Added full Portuguese / Português support to the web app and privacy policy page
- Kept full English, German / Deutsch, Simplified Chinese / 中文（简体）, Traditional Chinese / 中文（繁體）, Japanese / 日本語, and Korean / 한국어 support
- Cleaned up localized technical wording for base-64 encoded text, browser cookies, and local browser storage
- Fixed invalid encrypted-text errors so messages no longer show doubled prefixes such as
Erro: Error: ... - Added clearer localized invalid encrypted-text messages for all active web languages
- Updated the help footer and web version number to 1.3
🔐 Features
- AES-256-GCM authenticated encryption
- PBKDF2-SHA256 key derivation with 100,000 iterations
- Random salt and IV per encryption — the same input never produces the same output
- Light and dark theme
- Paste from clipboard and copy to clipboard
- Clear button can wipe visible fields, output, and clipboard after confirmation
- Works on desktop, tablet, and mobile
- Fully offline — outbound network access is blocked by Content Security Policy
- No data stored anywhere — no cookies, no localStorage, no saved passwords
- Open source under GPL v3
🌍 Language support
✅ English
✅ German / Deutsch
✅ Simplified Chinese / 中文（简体）
✅ Traditional Chinese / 中文（繁體）
✅ Japanese / 日本語
✅ Korean / 한국어
✅ French / Français
✅ Spanish / Español
✅ Italian / Italiano
✅ Portuguese / Português
Coming later
⏳ Arabic / العربية
⏳ Farsi / فارسی
🧭 Independent decryption
The linked Independent Decryption Guide documents how the encrypted output is structured and how to decrypt messages without this web app, using standard command-line tools.
Guide:
https://amandahernow.github.io/EncryptionDecryptionUtilityTool/decryption-guide.html
This is useful for long-term access, transparency, and verification. Your data is yours, and the encrypted messages are not locked to this specific app interface.
🖥 Requirements
Any modern browser — Chrome, Firefox, Edge, Safari. No extensions or plugins needed.
📝 Notes
- Encrypted output remains fully cross-compatible between the web version and the Android app — text encrypted on one can be decrypted on the other using the same password
- If you forget your password there is no way to recover the message
- The sitemap page was intentionally left untranslated in this release
💙 Support and contact
PayPal: https://www.paypal.me/AmandaHernow
Email: encrypt.decrypt.support@hernow.net
Web v1.2 — Asian Language Bundle, Independent Decryption Guide, and Clear Warning Improvements
Encrypt & Decrypt Data Utility Tool — Web v1.2
A fully self-contained, browser-based encryption and decryption utility. No installation required. Everything runs locally in your browser — nothing is transmitted, stored, or logged.
This release expands web language support with the Asian language bundle, adds links to the independent decryption guide, and improves the clear-button warning so it is more obvious when the clipboard will be wiped.
🌐 Use it directly in your browser
https://amandahernow.github.io/EncryptionDecryptionUtilityTool/
No account, no sign-up, no tracking. Open and use.
📥 Offline use
For maximum security or use without internet access, download the attached HTML files from this release. Save them anywhere on your device and open them in any modern browser — they require no internet connection and contain everything needed locally.
✨ What's new in v1.2
- Added full Simplified Chinese / 中文（简体） support to the web app and privacy policy page
- Added full Traditional Chinese / 中文（繁體） support to the web app and privacy policy page
- Added full Japanese / 日本語 support to the web app and privacy policy page
- Added full Korean / 한국어 support to the web app and privacy policy page
- Kept full English and German / Deutsch support from v1.1
- Added links to the Independent Decryption Guide from the web app and public site pages
- Improved the Clear confirmation message so it clearly warns that the clipboard will also be cleared
- Changed the Clear confirmation action to use clearer "Clear All" wording
- Updated the Clear confirmation button styling to look like a destructive action
- Replaced the Encrypt and Decrypt button emoji locks with matching inline lock and unlock icons
- Removed extra page links from the footer while keeping them in the crawl-friendly site-links section
- Updated the help footer and web version number to 1.2
🔐 Features
- AES-256-GCM authenticated encryption
- PBKDF2-SHA256 key derivation with 100,000 iterations
- Random salt and IV per encryption — the same input never produces the same output
- Light and dark theme
- Paste from clipboard and copy to clipboard
- Clear button can wipe visible fields, output, and clipboard after confirmation
- Works on desktop, tablet, and mobile
- Fully offline — outbound network access is blocked by Content Security Policy
- No data stored anywhere — no cookies, no localStorage, no saved passwords
- Open source under GPL v3
🌍 Language support
✅ English
✅ German / Deutsch
✅ Simplified Chinese / 中文（简体）
✅ Traditional Chinese / 中文（繁體）
✅ Japanese / 日本語
✅ Korean / 한국어
Coming later
⏳ French / Français
⏳ Spanish / Español
⏳ Italian / Italiano
⏳ Portuguese / Português
⏳ Arabic / العربية
⏳ Farsi / فارسی
🧭 Independent decryption
The linked Independent Decryption Guide documents how the encrypted output is structured and how to decrypt messages without this web app, using standard command-line tools.
Guide:
https://amandahernow.github.io/EncryptionDecryptionUtilityTool/decryption-guide.html
This is useful for long-term access, transparency, and verification. Your data is yours, and the encrypted messages are not locked to this specific app interface.
🖥 Requirements
Any modern browser — Chrome, Firefox, Edge, Safari. No extensions or plugins needed.
📝 Notes
- Encrypted output remains fully cross-compatible between the web version and the Android app — text encrypted on one can be decrypted on the other using the same password
- If you forget your password there is no way to recover the message
- The sitemap page was intentionally left untranslated in this release
💙 Support and contact
PayPal: https://www.paypal.me/AmandaHernow
Email: encrypt.decrypt.support@hernow.net
Web v1.1 — Language Support Update
Encrypt & Decrypt Data Utility Tool
Web v1.1
A fully self-contained, browser-based encryption and decryption utility. No installation required. Everything runs locally in your browser — nothing is transmitted, stored, or logged.
This release adds the first language support update for the web version, with full English and German / Deutsch support in the main app and privacy policy.
🌐 Use it directly in your browser
https://amandahernow.github.io/EncryptionDecryptionUtilityTool/
No account, no sign-up, no tracking. Open and use.
📥 Offline use
For maximum security or use without internet access, download the attached HTML files from this release. Save them anywhere on your device and open them in any modern browser — they require no internet connection and contain everything needed locally.
✨ What's new in v1.1
- Added a language picker to the web app
- Added full English and German language support
- Added the same language switching support to the privacy policy page
- Added browser-language detection on first load
- Added session-based language memory for the current browser session
- Updated the help footer and web version number to 1.1
- Improved interface text and added clearer code comments for easier inspection and review
🔐 Features
- AES-256-GCM authenticated encryption
- PBKDF2-SHA256 key derivation with 100,000 iterations
- Random salt and IV per encryption — the same input never produces the same output
- Light and dark theme
- Paste from clipboard and copy to clipboard
- Works on desktop, tablet, and mobile
- Fully offline — outbound network access is blocked by Content Security Policy
- No data stored anywhere — no cookies, no localStorage, no saved passwords
🌍 Language support
- ✅ English
- ✅ German / Deutsch
Coming later
- ⏳ French / Français
- ⏳ Spanish / Español
- ⏳ Simplified Chinese / 中文（简体）
- ⏳ Traditional Chinese / 中文（繁體）
- ⏳ Japanese / 日本語
🖥 Requirements
Any modern browser — Chrome, Firefox, Edge, Safari. No extensions or plugins needed.
📝 Notes
- Encrypted output remains fully cross-compatible between the web version and the Android app — text encrypted on one can be decrypted on the other using the same password
- If you forget your password there is no way to recover the message
- The sitemap page was intentionally left untranslated in this release
💙 Support and contact
- PayPal: Support the developer via PayPal
- Email: encrypt.decrypt.support@hernow.net
Web v1.0 — Initial Release
Encrypt & Decrypt Data Utility Tool — Web v1.0
A fully self-contained, browser-based encryption and decryption utility. No installation required. Everything runs locally in your browser — nothing is transmitted, stored, or logged.
🌐 Use it directly in your browser
https://amandahernow.github.io/EncryptionDecryptionUtilityTool/Encrypt-Decrypt.html
No account, no sign-up, no tracking. Open and use.
📥 Offline use
For maximum security or use without internet access, download the Encrypt-Decrypt.html file attached to this release. Save it anywhere on your device and open it in any modern browser — it requires no internet connection and contains everything it needs in a single file.
Features
- AES-256-GCM authenticated encryption
- PBKDF2-SHA256 key derivation with 100,000 iterations
- Random salt and IV per encryption — the same input never produces the same output
- Light and dark theme
- Paste from clipboard and copy to clipboard
- Works on desktop, tablet, and mobile
- Fully offline — outbound network access is blocked by Content Security Policy
- No data stored anywhere — no cookies, no localStorage, no saved passwords
Requirements
Any modern browser — Chrome, Firefox, Edge, Safari. No extensions or plugins needed.
Notes
- Encrypted output is fully cross-compatible between the web version and the Android app — text encrypted on one can be decrypted on the other using the same password
- If you forget your password there is no way to recover the message
💙 Support the developer via PayPal
✉️ encrypt.decrypt.support@hernow.net
🌐 hernow.net
Android v1.0.0 — Initial Release
Encrypt & Decrypt Data Utility Tool — Android v1.0.0
First public release of the Android app. Password-protect any text using strong,
industry-standard encryption. Everything runs locally on your device — nothing is
transmitted, stored, or logged.
Features
- AES-256-GCM authenticated encryption
- PBKDF2-SHA256 key derivation with 100,000 iterations
- Random salt and IV generated per encryption — same input never produces the same output
- Light and dark theme
- Copy to clipboard
- Fully offline — network access is blocked by policy
- No data stored on device
Requirements
- Android 8.0 (API 26) or newer
Notes
- If you forget your password there is no way to recover the message
- iOS and Web versions are in progress and will be released separately
💙 Support the developer via PayPal
✉️ encrypt.decrypt.support@hernow.net
🌐 hernow.net