Mol OTG is a lightweight chemistry calculator that helps you convert between mass, moles, and molar mass in seconds. Designed for students and anyone who needs fast, reliable chemistry calculations—anytime, anywhere.

Features:
- Fast mole and molar mass calculations
- Simple inputs with instant results
- Clean, distraction‑light UI (contains ads)
- Light and dark themes
- No sign‑in required
- Optimized for Android phones and tablets
- Minimal permissions (network access for ads)