Si4Key provides local encryption for keystrokes, ensuring input stays on the device. It includes one-tap digital signature for secure authentication. Offers offline key management for secure identity verification without internet dependency.
by 文焕 陈★ 0.00 ratingsUtilities$0.99Data updated 2026-09-06
Connect to secure servers worldwide to bypass geographic restrictions. Browse the internet with encrypted connections. Stream and download content without bandwidth limits. Protect data with advanced encryption protocols.
Secure authentication client for enterprise use, enabling passwordless sign-ins across company apps and services. Uses hardware-bound cryptography and platform security for local verification and cryptographic attestation.
Manages clipboard content with quick and categorization. Saves frequently used phrases for one-tap access. Improves input efficiency with a clean interface.
Convert images, documents, and web pages to PDFs with simple taps. Edit text, add comments, and secure files with passwords or digital signatures. Organize pages, merge documents, and adjust formatting directly within the .
Encrypt internet traffic with a single tap to secure data and protect identity. Access restricted resources privately and safely. Tunnel connections to bypass network limitations while maintaining privacy.
Allows cursor movement using arrow keys. Select text with Shift + Arrow. Supports flick input and QWERTY layout. Includes copy and paste shortcuts in QWERTY mode.