MeterMaster – easily record meter readings, analyze consumption, and prepare billing reports.

MeterMaster is the practical app for homeowners, landlords, property managers, and multi-unit buildings to record meter readings professionally and reliably.
Manage electricity, gas, hot water, cold water, heat meters, and custom meters clearly in one place.

✨ WHY METERMASTER?
All data stays locally on your device.
No cloud requirement, no tracking, and no user account.

📊 MANAGE METERS, APARTMENTS & PROPERTIES
• Create unlimited apartments, units, and properties
• Manage electricity, gas, hot water, cold water, heat, and custom meters
• Save meter numbers and document meter replacements with automatic offset
• Attach photos to readings

📈 ANALYZE CONSUMPTION
• Record readings with date and time
• Interactive line and bar charts
• Compare up to 4 meters at the same time
• Daily, monthly, and yearly consumption statistics

📄 BILLING & EXPORT
• Create annual billing reports for flexible time periods
• Export as CSV (Excel-compatible) or professional HTML
• Show only selected meters in billing reports
• Meter numbers and offsets included in exports

💾 DATA SECURITY
• 100% local – no cloud, no tracking, no account
• Full backup and restore in JSON format
• CSV import and export for individual meters
• Reset options for readings, all data, or factory settings

🔌 SMART HOME INTEGRATION (OPTIONAL)
• ioBroker: automatically sync meter readings
• MQTT with TLS support
• Google Sheets export
• InfluxDB for long-term analysis
• ESP32 display: show values on a small OLED screen

🌍 SUPPORTED LANGUAGES
German, English, Spanish, Italian, French, Dutch, Polish, Portuguese, Czech, Swedish, Danish, Norwegian, and Hungarian

PERFECT FOR
Landlords • Property managers • Homeowners • Housing cooperatives • Facility managers • Multi-unit buildings

NO ADS. NO SUBSCRIPTIONS. NO DATA COLLECTION.