Easily manage your PGP keys for secure communication. Generate, import, and export public and private keys in ASCII format. Encrypt, decrypt, sign, and validate messages with robust PGP functionality.




194+ iOS apps curated and reviewed
Looking for free pgp key apps? 19 of our 194+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 3.4★ (36) | No | No | Jul 2026 | |
| 2 | Free | — | No | No | Jul 2026 | |
| 3 | Free | 3.9★ (20) | No | Yes | Jul 2026 | |
| 4 | Free | 4.8★ (45K) | No | Yes | Jul 2026 | |
| 5 | Free | 3.3★ (7) | No | No | May 2026 | |
| 6 | Free | 4.7★ (3.4K) | No | Yes | Jul 2026 | |
| 7 | $4.99 | 2.6★ (47) | No | No | Jul 2026 | |
| 8 | Free | — | No | No | May 2026 |




Easily manage your PGP keys for secure communication. Generate, import, and export public and private keys in ASCII format. Encrypt, decrypt, sign, and validate messages with robust PGP functionality.







This app provides robust PGP encryption and decryption for mobile devices. It allows users to generate, import, and export keys, encrypt and decrypt messages, and digitally sign and verify content, all while operating completely offline for maximum privacy.


This encrypted email service from Switzerland prioritizes user privacy with end-to-end encryption. It offers robust security features to protect your communications from phishing, spam, and tracking, allowing you to manage your inbox with ease.


Manage your GPG/OpenPGP keys and encrypted emails directly from your mobile device. Import existing keys or generate new ones, and stay productive by reading and writing encrypted messages on the go.


Secure your communications with an encrypted email service offering end-to-end encryption for emails and contacts. Enjoy features like anonymous registration, an ad-free experience, and a free encrypted calendar. Protect your privacy with a service developed and hosted in Germany.


This app provides a comprehensive PGP encryption suite for iOS, allowing users to encrypt and decrypt messages and files directly within any application. It offers a keyboard extension for text input and an action extension for file handling, enhancing security across your mobile device.




Easily encrypt any email address with military-grade, end-to-end encryption. Send secure messages and attachments to anyone, even if they don't use the app. Features include self-destructing messages and HIPAA/GDPR compliance.


This app allows hotel guests to use their iPhone as a digital key to access their rooms after completing online check-in. It bypasses the need to visit the reception desk, enabling guests to go directly to their room upon arrival.


Securely log in to websites and apps using your phone's built-in security key or a physical Bluetooth key. It simplifies access by remembering your passwords and offering a more convenient sign-in experience.


This app offers a fast and private way to manage your inbox. It uses on-device AI to help you clean up thousands of emails, unsubscribe from lists, and organize your communications across multiple accounts. It functions as a full email client with smart notifications.


Instantly identify the musical key and scale of any audio source, from studio tracks to live instruments and vocals. Seamlessly sync detected keys with your computer's Digital Audio Workstation (DAW) for enhanced music production.


This app provides multi-factor authentication for enterprises, offering passwordless security through device-bound passkeys. It supports various authentication methods like OTP, biometrics, and push notifications to secure digital access.


This app facilitates secure key management for various organizations and individuals. It integrates with smart lockboxes to control access, track usage, and verify users in real-time. It's useful for businesses needing to grant temporary access and for individuals participating in the sharing economy.


This app allows you to use your smartphone to unlock doors, eliminating the need for physical credentials. It offers an easy-to-use interface for swift access and enables temporary access for visitors.


Explore the principles of Public Key Cryptography through interactive lessons using NDEF NFC chips. This educational tool provides a hands-on approach to understanding complex encryption concepts.


Secure your online accounts with hardware-backed two-factor authentication. Store unique credentials on a physical security key, eliminating the need to store sensitive data on your mobile device. Generate verification codes without an internet connection for enhanced account protection.


This app transforms your devices into proximity-based smart keys for automatic logins and authentication. It securely manages passwords, generates strong credentials, and offers touch-free multi-factor authentication. Ideal for individuals and businesses seeking streamlined, secure access across platforms.


This application provides remote car key programming for a wide range of vehicle makes and models. It supports programming for Ford, Dodge, GM, Honda, Mazda, Nissan, Toyota, Mitsubishi, Suzuki, Subaru, Hyundai, and Kia vehicles up to recent model years.