Manage leads, track installations, collect payments and keep customers happy — all in one place. Built for solar, ready for any field service business.
No credit card required · 7-day free trial
Trusted by businesses that install, service & maintain
From first quote to long-term maintenance — one platform handles it all.
Track every prospect from first contact to closed deal. Never let a hot lead go cold again.
Full customer profiles with contact history, payment records and all their installed equipment.
Log every installation with system details, warranty dates and service schedules in one place.
Record payments, track outstanding balances and send automated reminders before they go overdue.
Send maintenance and payment reminders via SMS or email — automatically, on schedule.
Give your sales reps, installers and managers the right access. See who owns what.
Solar installation is more than selling. You track leads, close deals, schedule installations, record warranties, chase payments and remind customers when their panels need servicing. Kostomer is built for exactly that workflow — out of the box, no customisation needed.
Not a solar company? Kostomer works for any business that sells, installs and services — HVAC, generators, water treatment, security systems and more. The same powerful tools, the same simple setup.
Up and running in minutes, not months.
Create your account in under 2 minutes. No credit card required for the free trial.
Import existing contacts or start fresh. Build your pipeline from day one.
Track deals, manage installations, collect payments and keep customers coming back.
No hidden fees. No per-user charges. Cancel anytime.
Billed monthly, cancel anytime
Billed annually
Solar companies, service businesses and field teams use Kostomer to stay organised and grow faster.
Start your 7-day free trialNo credit card required