Optimize your energy consumption effortlessly
Upload your smart meter data, compare energy plans, and harness Ireland's weather patterns to slash your electricity bills. Powered by real-time analytics and intelligent recommendations.
Everything you need to save energy
A complete toolkit designed for Irish households and businesses to understand, manage, and reduce energy costs.
Drag and drop your ESB smart meter CSV exports. We parse 30-minute interval data automatically and build your usage profile.
Compare every Irish energy supplier against your actual usage. See which plan saves you the most with transparent cost breakdowns.
Live Met Eireann weather data combined with solar irradiance forecasts to predict energy generation and optimal usage windows.
Beautiful charts showing your consumption patterns, peak hours, seasonal trends, and day-by-day comparisons at a glance.
Get alerts for price spikes, optimal appliance run times, and when cheaper tariff windows open. Never overpay again.
AI-powered consumption forecasting, carbon footprint tracking, and personalised recommendations to hit your savings targets.
Three steps to lower bills
Get actionable insights in minutes, not hours. No technical knowledge required.
Upload Your Data
Export your smart meter CSV from the ESB Networks portal and upload it to WattWise. We support all Irish meter formats.
Get Your Analysis
Our engine crunches your usage patterns, cross-references live energy tariffs, and factors in local weather data for solar potential.
Start Saving
Follow personalised recommendations, switch to the best plan, and track your savings grow over time on your dashboard.
Simple, transparent pricing
Start free and upgrade when you need deeper insights. No hidden fees, cancel anytime.
Free
Perfect to get started
Premium
For serious savers