Free Tools for Australian Tradies
Calculators built for solar installers, electricians, and trade business owners. Free, no sign-up required.
Solar Savings & Break-Even Calculator
Enter your household usage, tariff, system specs and 2026 rebates — get Year 1 savings, break-even year, a 25-year forecast with interactive charts, and a copy-paste quote output block.
Use this tool → Solar InstallersSolar Quote Profitability Calculator
Know your net profit, margin %, and exact breakeven price before sending any quote. Includes STC auto-calculation by state, battery impact, and warranty reserve.
Use this tool → All TradesTradie Admin Cost Calculator
Find out exactly how much unbillable admin is costing your business per year. Enter your charge-out rate, team size, and hours — takes 60 seconds.
Use this tool → Solar & ElectricalTradie Brain AI
Ask anything about CER audits, AS/NZS 5033 & 5139, ServiceM8 setup, STC claims, CCEW lodgement, EV chargers and growing your trade business. Instant answers, no login.
Ask Tradie Brain →