Commercial property financial control — without the bloat

Never miss a rent increase. Never lose money on CAM.

Caminder calculates your CAM/NNN true-ups, tracks every rent escalation, keeps your rent roll current, and generates professional tenant letters — no QuickBooks required, no onboarding calls. Built by a landlord who was tired of doing it by hand.

Build a Demo PropertyExplore a Completed Portfolio

No credit card. No onboarding call. See a true-up in minutes.

Built by a commercial landlordDesigned for NNN leasesRetail, office, industrial & mixed-useWorks alongside your existing accounting system

“The money is rarely lost in one big mistake. It slips away in dozens of small ones.”

— George Altamura · Napa Valley · Commercial Real Estate Developer 50+ years

A scheduled rent increase takes effect — but the invoice never changes.

Insurance and taxes climb every year — but the tenants' shares never catch up.

Every reconciliation letter gets rebuilt by hand from last year's file.

A missed 3% increase on $5,000/month rent costs $1,800 in the first year — before it compounds into every future year.

The reminder system your leases deserve.

Caminder tracks every escalation date, lease expiration, and charge change across your properties — and shows you exactly what's coming and when. Email and text reminders arrive with launch, so the nudge to update an invoice reaches you before the money slips.

How it works

1

Enter your building

Square footage, tenants, and annual expenses.

2

See your true-up instantly

Every tenant's balance due or credit, calculated to the penny.

3

Send the letters

Professional reconciliation letters, generated in one click.