Climate Timer vs Camera Ring Sizer

This application displays information published on "ClimateClock.world" and manages climate change self-action. 1. DEADLINE Time left to limit global warming to 1.5℃. 2. LIFELINE • World's energy from renewables • Land protected by indigenous people • Loss & Damage owed by G20 nations • Loss & Damage owed by G7 nations • Green Climate Fund 3. News Good news about climate change. 4. My actions Set My Actions against climate change for housing, transportation, food, consumer goods, and leisure. 5. Background selection • Theme color • Specified color • Image (Switching display of global warming-related images at 1-minute intervals from the free material site "Pixabay.com") 6. Widget Can place DEADLINE widget on home screen The display content accesses "ClimateClock.world" every 24 hours and downloads the latest. The displayed contents are subject to change. The content is displayed according to the device language, but as of November 2022, it is only available in English and Portuguese. (Default language is English, news is always in English only)

No more guessing your ring size or making extra trips to the jeweler. **Camera Ring Sizer** uses your phone's camera and a simple coin to measure your ring size accurately and effortlessly. Perfect for online ring shopping, surprise gifts, or anytime you need a quick ring size check. Just grab a coin and your phone — Camera Ring Sizer takes care of the rest! --- ### HOW IT WORKS 1. **Place a coin** on your finger like a ring. 2. **Take a photo** using the in-app camera. 3. **The app identifies the coin** and measures your finger automatically. 4. **Get your ring size** in millimeters — and you're done! --- ### KEY FEATURES * **AI-Powered Coin Recognition:** Automatically detects EUR and CZK coins using on-device machine learning. No internet connection is required for measurement. * **Precise Computer Vision:** OpenCV-based contour detection finds both the coin and your finger boundaries for highly accurate sizing. * **Smart Screen Calibration:** Uses device-specific pixel density data for millimeter-accurate results, going well beyond what the standard OS reports. * **Manual Adjustment:** Didn't get a perfect automatic detection? Fine-tune the circles manually on your screen for maximum accuracy. * **Physical Verification:** Display a true-to-size circle on your screen so you can place an actual ring on it to double-check the result. * **Multilingual:** Available in English, Czech, and German. * **Privacy First:** All image processing happens locally on your device. No photos are uploaded or stored remotely. --- ### SUPPORTED COINS * Euro (EUR) * Czech Koruna (CZK)