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
Manage digital identity and sign documents securely
Manage digital identity with secure login and qualified e-signatures. Store and access verified documents. Control personal data and manage identity information. Sync across devices and authenticate with smart card technology.
Secure your internet connection with military-grade encryption
Secure your internet connection with military-grade encryption to protect data on public WiFi. Enable anonymous browsing and prevent tracking of browsing history or IP address. Set up secure connections without logging user activity.
Securely and sync mobile data using private key encryption for maximum security. multiple devices to a single account and access files from any device. Protect important files with end-to-end encryption and manage backups remotely.
Transform your device into a for Roku TV and streaming devices. Navigate channels, playback, and manage apps with a touchpad. Access favorite channels quickly. Launch streaming apps and switch inputs. Support private listening via headphones.
A a log of all calculations. Displays input equations and results clearly. Includes backspace function. Allows adjustable keyboard size and number font size. Supports customization of decimal places, font size for , and display format.
Manage digital IDs and secure transactions with encrypted storage and end-to-end chat. Store and access important documents securely. Send and receive encrypted messages. Verify identity online or in person using stored credentials.
Controller for TV allows users to control Stick and TV devices via Wi-Fi. It detects devices automatically, provides access to all buttons, and includes a large trackpad for navigating menus and content.
Store passwords securely and fill forms automatically
Securely store and manage passwords and sensitive data using AES-256 encryption. Fill forms automatically. Check for compromised credentials via Dark Web Monitoring. Generate strong passwords. Sync across devices. Lock and unlock vaults remotely.
Save multiple prompts and system messages for different AI models. with various AI models in one interface. Support image input and generation. Use advanced voice mode for audio conversations. Access local models without internet.
Securely store passwords, credit cards, and bank account details using military-grade encryption. Access information across devices. Set up secure notes and auto-fill forms. Enable biometric authentication for quick access.
Protect your online privacy with anonymous browsing and strong encryption. Access high-speed connections for smooth streaming and gaming. Monitor data usage and connect with a single tap. Navigate a user-friendly interface for easy management.
With a single tap. and send to multiple signers. Track signatures with a secure audit trail. forms and attach files directly. Share signed via email or cloud storage. Set reminders for pending signatures.
Manage passwords and sensitive data with AES-256 encryption and PBKDF2 key strengthening. Store login credentials, notes, and files securely. Sync across devices using Apple’s official frameworks. nd save secure passwords.
Verify and manage identity using National Identity Number (NIN). Authenticate documents, update personal details, and access secure services. Set up biometric verification and receive notifications for identity-related activities.
Scan documents like receipts, invoices, and ID cards with high accuracy. Automatically detect edges for professional-quality scans. Add digital signatures to documents. Export as PDF or JPG.
Manage cryptocurrency addresses across multiple blockchain networks. nd secure decentralized identities with mnemonic phrases. Interact with Web3 services through private key management. Store and access credentials in a secure wallet environment.