Solar Installer Software UK - Solar PV, Battery & EV Charger Quotes
Built for MCS-certified solar installers. Multi-option proposals (solar only, solar plus battery, solar plus EV charger), MCS paperwork, install tracking, and service plans - all from your phone.
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Built for Solar Installer businesses
Customers want comparison quotes for PV only vs PV + battery vs PV + EV charger and it takes ages
Multi-option quotes let you present three or four packages on one document - customers see the upgrade path clearly and pick more often
Tracking MCS certificates, DNO paperwork, and battery bundles per install gets messy fast
VioTrade keeps every install's paperwork, customer records, and product bundles in one place per job
The 0% VAT relief on energy-saving materials is easy to get wrong on invoices
VioTrade defaults to 0% VAT for qualifying solar PV installations under the current relief with the correct breakdown on every invoice
Everything a Solar Installer needs
One app to replace the spreadsheets, paper invoices, and admin pile.
Multi-Option Quoting
Bundle solar PV, battery storage, and EV charger options on one quote. Customers want one installer and one number.
Job Management
Survey, DNO submission, scaffolding, install, commissioning - every stage tracked with photos and notes.
VAT Invoicing
0% VAT on qualifying solar PV under the current energy-saving materials relief, 20% on standard work. Compliant either way.
Receipt Scanning
Photograph receipts for panels, inverters, batteries, scaffolding - VioTrade logs them against the job automatically.
VioTrade supports 0% VAT on qualifying solar PV installations under the current energy-saving materials relief (in force until 31 March 2027) and 20% VAT on standard work. Track MCS certification, DNO G98/G99 paperwork, and battery or EV charger bundles per install.

“When I started bundling solar plus battery plus EV charger quotes on one document, my close rate went up about forty percent. Customers want one installer, one quote, one number.”