Inti's Random Card vs Psi Lab Trainer

This application allows digital illusionists to force a card on their spectators. The card shown can be predicted without ever touching the screen.

Can you sense what you can't see? PsiLab brings classic parapsychology experiments to your iPhone with a beautiful, modern interface. Test your intuitive abilities using the same methods researchers have used for nearly a century — now redesigned for your pocket. MODERN ZENER TEST Guess which of five symbols is hidden on each card. Complete 25 trials in about two minutes and see how your results compare to chance. Instant visual and haptic feedback makes every guess satisfying. - Circle, Cross, Waves, Square, Star — the classic symbol set - Beautiful card animations and reveal effects - Immediate feedback on every trial - Clear progress tracking throughout each session RIGOROUS BY DESIGN PsiLab isn't just a game — it's built with scientific methodology at its core: - Cryptographically secure random number generation - Pre-commitment manifests for experimental integrity - Complete statistical analysis: hit rates, expected values, trial counts - Export your data as JSON for your own analysis - Every session logged with full transparency SEE YOUR RESULTS After each session, view comprehensive statistics: - Hit rate compared to chance expectation (20%) - Total correct guesses out of 25 trials - Response time tracking - Session history showing your patterns over time TRACK YOUR PROGRESS PsiLab remembers every session. Watch your cumulative statistics evolve across dozens or hundreds of experiments. Are there patterns? You decide. BUILT FOR EVERYONE Whether you're a curious skeptic, an open-minded explorer, or someone interested in the history of parapsychology research, PsiLab adapts to your level of interest. Casual users see clean, simple results. The deeper statistics are there when you want them. NO CLAIMS, JUST DATA PsiLab doesn't tell you that you have psychic abilities. It gives you your results honestly and lets you interpret them yourself. This is a tool for self-exploration and entertainment — a personal experiment under your control. Privacy focused: All your data stays on your device. No accounts required. No tracking. No ads. Start your first session in seconds. What will you discover?