A friendlier first launch and a more polished feel throughout. - New five-step welcome tour with optional inline key generation - Help & FAQ in Settings with 13 common questions answered - Security & Encryption reference screen explaining the crypto stack - Contextual tips on each main tab for first-time visitors - Send Feedback and Rate PGPony shortcuts in Settings → Support - Subtle haptic feedback when copying, encrypting, and decrypting - Welcome tour is replayable from Settings → About

Everything is free. Every feature that was previously part of PGPony Pro is now available to all users at no cost. No purchase, no paywall. PGPony 4.0 is the biggest update yet — full GnuPG interoperability, modern cryptography, and powerful new features. NEW: FULL GnuPG 2.4 COMPATIBILITY Import and use Ed25519 + Cv25519 keys generated by GnuPG, Sequoia PGP, and other modern OpenPGP tools AEAD encryption support (OCB mode) for next-generation message security Argon2id key protection — import passphrase-protected keys using the latest key derivation standard Ed25519 digital signatures — sign messages that GnuPG and other tools can verify Round-trip verified: encrypt in PGPony → decrypt in GnuPG, and vice versa NEW: CONTACTS INTEGRATION Link PGP keys to your iOS Contacts automatically by email Contact photos appear throughout the app — keyring, recipient picker, and encrypt view Auto-discover: search keys.openpgp.org for your contacts' public keys with one tap New Contacts tab shows who has keys and who doesn't NEW: FACE ID & TOUCH ID LOCK Biometric lock protects the entire app on launch Optional re-authentication required before each decrypt operation Falls back to device passcode if biometrics fail Configurable auto-lock when the app is backgrounded NEW: SHARE SHEET EXTENSION Encrypt or decrypt text from any app — Safari, Notes, Mail, Messages Select text, tap Share, choose PGPony Compact recipient picker right in the extension No need to switch apps NEW: iCLOUD KEYCHAIN SYNC Sync your keys across all your Apple devices Per-key sync control — mark sensitive keys as local-only Sync status indicators in the keyring NEW: KEY EXPIRATION REMINDERS Local notifications before your keys expire Expired keys display a red badge in the keyring Never get caught with an expired key again ALSO NEW: Improved QR code scanner with full AVFoundation camera support Algorithm auto-detection on key import (RSA, Ed25519, Cv25519) Bug fixes and performance improvements throughout

File Encryption & Decryption Encrypt any file — photos, PDFs, documents, and more. Pick a file, choose recipients, and get a .pgp file you can share anywhere. Decrypt received files just as easily with the new File mode on the Decrypt tab. Ed25519 Key Generation Generate modern Ed25519 + Cv25519 key pairs directly in PGPony. Faster, more compact, and recommended for new keys. Fully compatible with GnuPG and other OpenPGP tools. Also in this update: - Text/File toggle on Encrypt and Decrypt tabs - Share or Save to Files for encrypted/decrypted files - Updated OpenPGP library - Bug fixes and stability improvements