Wrotate vs Testify

WRotate is 100% free — the watch app that tracks your collection, turns your iPhone into a timegrapher and connects you with fellow collectors. Measure your watch's accuracy in seconds. Place it against your mic, and AI detects its rate, and beat error — the same data a professional timegrapher provides, right from your phone. Track & Manage * AI-powered watch identification — snap a photo and let AI tell you what's on your wrist * AI-based market values — see what your watches are worth * Enhance your data — AI auto-fills specs, dimensions, caliber, history, and background for any watch or your entire collection at once * Control your privacy — public, followers only, close friends, or private * Log daily wears and track rotation across your watches * Build your collection with photos, purchase details, and strap tracking * See stats — cost-per-wear, wearing frequency, brand breakdowns, and collection value * Home screen widgets showing today's watch Measure Accuracy * Audio timegrapher powered by AI — seconds/day in under 30 seconds * Works with any mechanical watch via your phone's microphone * Track accuracy over time across your collection Connect & Share * Social feed to see what other collectors are wearing * Follow friends, like and comment on posts, join clubs * Share your collection or individual watches Sign in with Apple or Google to sync across devices.

Testify lets you run real experiments on your everyday life. Wondering if keeping your windows closed keeps your house warm? Curious whether wearing socks affects your productivity? Maybe you want to see if your sports team plays better if it is raining? Stop guessing and start testing. Set up an experiment with a hypothesis, track your results day by day, and let Testify crunch the numbers. The app automatically picks the right statistical test for your data — Chi-Squared for yes/no outcomes, or a Two-Sample T-Test for measurements — and tells you in plain language whether your results are meaningful or if you need more data. Features: - Create experiments with a hypothesis and a variable to test - Record trials with date, time, results, and optional contextual notes - Automatic statistical analysis with Chi-Squared and Welch's T-Test - Optional Bayesian view showing the probability one variant is better, with a 95% credible interval - Sequential analysis with a Pocock boundary so repeated peeking doesn't inflate false positives - Visual charts comparing your control and treatment groups, with a best-fit trend line for numeric experiments - Confidence intervals so you can see the range of possible effects - Post-hoc statistical power analysis - Sample size estimates that tell you how much more data you need - Plain-English explanations of your results — no stats degree required - Share polished result images with friends or social media - Daily reminders to log your data, with deep links straight to the experiment - Edit experiments and trials at any time, conclude or reopen as your investigation evolves - Track multiple experiments at once with a last-viewed summary card - Home screen widget showing your most recent experiment and a one-tap Add Trial shortcut - First-launch walkthrough to get you started quickly - Light and dark mode support Testify Pro (optional subscription): - Unlimited experiments - CSV import and export for your trial data - Multi-page PDF report export with charts, summary, and trial table Whether you're optimizing your daily routine, identifying patterns, or just settling a debate with yourself, Testify gives you the statistical tools to find out what actually works.