SognoraGroup

HVAC technicians juggle a PT chart booklet, 2-3 separate reference apps, and handwritten reports on every service call. RefriPro puts all of it in one offline Android app. - PT chart calculator for 50+ refrigerants - Superheat/subcooling calculator with 6-state diagnosis — not just a number, but what it means - 754 error codes across 8 major brands (Carrier, Daikin, Trane, Lennox, Mitsubishi, LG, Fujitsu, Samsung) Everything runs locally. No internet required. Free on Google Play.

Every expense tracker asks you to type merchant, date, amount, and category for every single receipt. That's 5 minutes per entry — and the reason most people give up after a week. Receipt Snap replaces the typing with a photo. Point your camera at a receipt, and Gemini AI extracts the fields in seconds. You review, edit if needed, and save. Done!