Twinkle Clock

Pro unlocks all 88 constellations, ~8,900 stars, the Milky Way, and the Moon & planets — even the sky from the day you were born.

Twinkle Clock turns your screen into a night sky — a clock face made of twinkling stars and constellations.

FREE • 12 zodiac constellations, swipe to switch • A twinkling starfield with the time overlaid on constellation lines

PRO (one-time purchase) • All 88 official constellations • ~8,900 naked-eye stars across the whole sky • The Milky Way and the Moon & planets (Mercury–Saturn) • Nebulae, star clusters, and galaxies • Tap any star, the Moon, or a planet to read about it • Time Travel — pick any date and time to see what the sky looked like (or will look like) • Major meteor shower activity windows

Available on iPhone, iPad, Mac, Apple TV, and Apple Vision Pro.