EnergySync Calculator

EnergySync Calculator is a complete electricity bill estimation app for Tamil Nadu consumers — from homes and shops to industries.

For House & Shop (LT Consumers):

Enter daily meter readings and track your electricity usage day by day
Calculate estimated EB bills for any period — monthly, bi-monthly, or custom dates
Supports all TNERC LT tariff categories: Domestic (LT-I-A), Commercial (LT-V), Small Industry (LT-III-B), Agriculture (LT-VI), and more
Accurate slab-based billing matching the official tnebnet.org calculator
Manage multiple connections (house + shop) in one account
View daily usage tracker with cumulative unit consumption
Share bill summary via WhatsApp
For Industries (HT Consumers):

Multi-site meter reading with CT ratio, MF, MD, and Power Factor
TOD energy and demand calculations
Site-wise bill history and WhatsApp sharing
Key Features:

Tamil & English bilingual interface
Tariff rates updated as per latest TNERC orders
Secure cloud sync — your data is safe across devices
Works offline for calculations, syncs when online
Clean, fast, mobile-first design
Know your electricity bill before the EB bill arrives!

Note: This app provides estimated bills. Official EB bills may differ due to arrears, subsidies, or MD charges. Always verify on tnebnet.org.