BlixtDunder vs TickTracer

Get better control on a rainstorm with thunder. Press start button and see time and distance to the lightning. Get a check every time to see if it is coming closer or is moving away. The app may of course be used as a timer or to measure whatever events as fireworks, rockets or explosions.

TickTracer is the essential companion for mechanical watch enthusiasts who want to know — precisely — how their timepieces perform in the real world. Whether you wear a single favorite or manage a full collection, TickTracer turns scattered observations into clear, beautiful data. Compare your watch to a reference time, log the deviation in seconds, and let the trends reveal themselves over days and weeks. WHY TICKTRACER • Built for real wrist time, not lab conditions — see how your watch actually runs, day after day. • A clean, fast interface designed around clarity, with charts that make sense at a glance. • A timegrapher in your pocket — measure rate, beat error and amplitude across positions, right from your iPhone. KEY FEATURES • Daily accuracy logging — record deviations and analyze performance over time. • Photo-assisted entry — capture the dial for faster, more precise readings. • Built-in timegrapher — rate, beat error and amplitude with a clear per-position health score. • Detailed statistics — visualize trends, averages and stability with elegant charts. • Smart reminders — get notified when it's time to take a measurement. • Export to PDF and image — share your results in a tap. • iCloud sync — your collection, always up to date across iPhone and iPad. • Home Screen widgets — check your watch's status at a glance. • Multiple watches — keep your whole collection organized and on track. FREE & PREMIUM Start for free with one watch and a set of measurements to see how TickTracer works. Premium unlocks everything: unlimited watches and measurements, photo-assisted entry, the full timegrapher and all advanced analytics — with a 3-day free trial. Track it. Understand it. Trust it.