SpiroGraph Tool vs Symmetry Sketch

SpiroGraph Tool is a precision spirograph drawing instrument that brings the classic mathematical toy to your device. Create stunning geometric patterns based on real hypotrochoid and epitrochoid curve equations. Features: - Mathematical precision: Based on real spirograph mathematics with double-precision calculations - Infinite creativity: Adjust radius, ratio, offset parameters to generate billions of unique pattern combinations - 50+ classic presets: Rose curves, star patterns, mandala basics, traditional spirograph classics - Real-time preview: Instant visual feedback at 60fps as you adjust parameters - Drawing animation mode: Watch patterns come to life stroke by stroke - Export support: Save your creations as high-quality images - Gesture controls: Pinch to zoom, drag to pan, double-tap to reset Perfect for math enthusiasts, designers, artists, educators, and anyone who loves geometric beauty. Rediscover the joy of spirograph art in the digital age.

Symmetry Sketch is a symmetry drawing app built for focused local creation. Draw with rotational and mirror-based symmetry, refine brush color and motion, replay the process, and export your work as video or images. Features: • Real-time symmetry drawing with adjustable center and copies • Brush styles, color dynamics, and advanced effects • Replay-based export for MP4, GIF, PNG, JPG, and SVG • Project library with local project files and thumbnails • Save exports to Photos or share to Files / Share Sheet • One-time VIP unlock for premium styles, Boomerang export, advanced export controls, and watermark removal • Local adaptive generative music with four soundscapes that respond to your creative process Privacy: • No account required • No ads • Projects and exports stay local unless you choose to share or save them