Best Zero Knowledge Apps & Games

Wordgrams - Crossword & Puzzle

Crossword with Friends + Pics

Free

Engage in a collaborative, turn-based crossword puzzle game with friends or random opponents. Solve clues, including picture-based ones, and strategically place letters to score points in this unique Scandinavian-style word game.

PrivacyNotes - Zero Knowledge

Encrypted notes, files & tasks

Free

Securely manage your notes, tasks, and journal with end-to-end encryption. This app ensures your data is private by design, with no trackers or ads. It works offline and syncs encrypted across your devices without requiring an account.

MindPal - Brain Training Games

Fun Brain Games

Free

This app offers a daily brain training program with over 40 games designed to improve memory, attention, language, and problem-solving skills. It provides personalized workouts and tracks your progress with detailed insights and comparisons to other users.

TransGate

by IFCONNECT TECHNOLOGY LIMITED.

Free

This app generates zero-knowledge proofs for web data directly on your device, ensuring complete privacy. It uses advanced protocols to verify credentials, assets, and connections without revealing sensitive information.

Outdid

by PUI Ltd

Free

Verify your identity online without revealing personal data or document photos. This app uses advanced privacy technology to confirm your details, ensuring your information remains secure and private. Once verified, future verifications can be completed with a single click.

Zingo!

Private wallet and messenger

Free

This app facilitates secure and private financial transactions using Real Secure Money (RSM), based on Zcash. It leverages Zero-Knowledge Cryptography for unblockable, uncensorable, and undetectable money and message transfers. Users can send ZEC and messages privately, manage contacts, and shield funds for enhanced privacy.

Brilliant: Learn Math & Coding

Your personal tutor

Free

Master math and computer science through interactive, visual lessons. This app focuses on active problem-solving and personalized practice to build critical thinking and STEM skills. Ideal for students and lifelong learners seeking to deepen their understanding and confidence.

Zeronym Passport Verifier

Verify NFC Passports Privately

Free

Securely verify your identity using your NFC-enabled passport without sharing personal data. This app leverages zero-knowledge technology to create cryptographic proofs for authentication, ensuring your information remains private.

Polygon ID

Self-sovereign identity

Free

Create and manage your self-sovereign digital identity. Prove access rights and reputation privately using zero-knowledge cryptography. Access web3 and web2 services with secure, private on-chain verifications.

Tiki Taka Toe

Football Trivia x Tic Tac Toe

Free

This game combines classic tic tac toe with football trivia. Before each move, name a footballer matching the cell's row and column criteria. Challenge your football knowledge and strategic skills.

MEGA: Encrypted Cloud Storage

Private cloud & file sharing

Free

Securely store, sync, and share your files with end-to-end encryption. Communicate privately with encrypted chat and video calls. Access your data from any device, anywhere.

Leo Wallet - For Aleo

The Best Privacy Wallet

Free

This application provides a secure and private way to manage cryptocurrency transactions on the Aleo blockchain. It leverages Zero Knowledge Proofs to ensure your financial activities remain confidential, offering a dedicated solution for Aleo users.

Security+ Test Prep

CompTIA SY0-701 Practice Tests

Free

Prepare for the CompTIA Security+ (SY0-701) certification with practice tests and study modes. Master key concepts, reinforce topics, and build confidence with daily questions, quizzes, and full-length mock exams. Designed by certified professionals for flexible, on-the-go learning.

mon'k

Modernize & Monetize Knowledge

Free

This platform offers a comprehensive knowledge suite powered by AI, including adaptive learning, eBooks, and multimedia content. It's designed to be flexible, scalable, and secure for both individuals and organizations.