For Blue Collar, By Blue Collar.
Free Software for Every Trade.
Free software that runs your business so you can run your jobs. HVAC, plumbing, electrical, roofing, and every trade supported.
Trades
/Month
One Rate
Start Running Your Business Smarter
Free forever. No credit card. Set up in minutes.
Create Free Account →No contracts. Cancel anytime. Every feature included.
How It Works
From Pen and Paper to Pro. No Matter Where You're Starting.
Works for first-truck rookies, spreadsheet veterans, and shops already paying $1,500/month. Same free price. Same features.
Sound Familiar?
- Running it all on paper, a notebook, or memory
- A Google Sheet your spouse maintains at night
- Three disconnected apps that don't talk to each other
- Paying $200-$1,500/month and still missing calls
- Looking small next to competitors with real websites
Day One With Kaldr Tech
- One app that replaces the notebook, spreadsheet, and calendar
- Customers, jobs, invoices, and payments in one place
- A real website, 24/7 receptionist, and auto-invoicing on day one
- $0/month. Every feature. Every trade. No contracts.
- Looks like a Fortune 500 shop even if you're a one-man truck
Whether you're on day one or day 10,000 — same free price, same software.
Features
Everything to Run Your Business. One Place.
No add-ons. No upgrades. No "premium tiers." You get it all.
Get Customers
Your Own Professional Website
Niche-specific, built for your trade, and ready in days.
Show Up When People Search for You
Built-in search visibility so customers find you first.
Let Customers Book Online
24/7 scheduling that fills your calendar while you sleep.
Never Miss Another Call
Every call answered, day or night, across every channel.
Run Your Day
Smart Scheduling
Fill your calendar automatically with the right jobs.
Dispatch the Right Tech
Send the right person to the right job, every time.
GPS Tracking
Know where your team is in real time.
Route Optimization
Less driving, more jobs, more profit.
Get Paid
Professional Invoices in Seconds
Create and send invoices on the spot from any device.
Customers Pay Online Instantly
No more chasing checks or waiting on payments.
Let Customers Finance Big Jobs
They pay over time. You get paid now.
Track Every Dollar
Built-in bookkeeping so you always know where you stand.
Grow Your Business
Know Your Busiest Days Before They Happen
See demand patterns and plan your crew ahead of time.
Automatically Follow Up With Every Lead
No lead falls through the cracks, ever.
Get More 5-Star Reviews
Automated review requests sent at just the right moment.
See What's Working and What's Not
Real-time reporting that shows you the full picture.
Virtual Receptionist
Meet Ava. She Never Calls in Sick.
Your receptionist that answers every call, every text, every chat. 24 hours a day, 7 days a week.
Right now, you're missing calls.
Every missed call is a lost job. Every voicemail that doesn't get returned is money walking out the door.
Ava answers your phone, responds to texts, handles your website chat, and books appointments. While you sleep. While you're on a roof. While you're with your family.
Your first 100 minutes every month? Free.
One assistant. Four channels. Zero missed opportunities.
ROI Calculator
See What You'd Gain With Kaldr Tech
Adjust the sliders to match your business. Watch the value add up.
Your Numbers
Include everything: scheduling, CRM, website, phone answering, invoicing, reviews, etc.
Software You Stop Paying For
$500/mo
Scheduling, CRM, website, phone, invoicing — all free
Revenue From Missed Calls Ava Catches
+$700/mo
~2 recovered jobs/mo (industry avg: 27% of calls missed)
Bigger Tickets From Built-In Financing
+$315/mo
+30% avg ticket on ~3 financed jobs/mo
Your Net Gain With Kaldr Tech
$1,264/mo
That's $15,168/year in savings and new revenue.
Conservative estimates. Missed call rate from Invoca industry data. Financing uplift from Wisetack partner data. Every feature is included — no add-ons, no per-user fees.
Pricing
One Rate. No Surprises. No Fine Print.
We make money when you make money. That's it.
$0/ month
Every feature. Every trade.
3.5% + 30¢ per transaction
Only when you get paid.
That's the whole pricing page.
Get Started FreeOn a $500 job, you pay $17.80. Compare that to $300/month just for scheduling software.
| Monthly Fee | Per Transaction | What You Get | |
|---|---|---|---|
| You (now) | $200-400 | 2.5-3.5% | Basic scheduling |
| Leading Platform | $125/tech | + add-ons | Pick which features you can afford |
| Kaldr Tech | $0 | 3.5% + 30¢ | Everything. All of it. |
No contracts. No setup fees. No hidden charges. Leave whenever you want.
Set Up in Minutes. Not Days.
Most contractors are up and running in under 30 minutes. No IT department needed.
Verticals
Built for Your Trade. Not a One-Size-Fits-All.
Whether you're in HVAC, plumbing, roofing, or any trade, the software adapts to how you work.
Financing
Your Customers Can Pay Over Time. You Get Paid Now.
Offer financing on every job. Close bigger deals. Increase your average ticket.
Step 1
Customer Applies
60 seconds, right from your invoice.
Step 2
Approved in Seconds
Most customers qualify.
Step 3
You Get Paid in Full
Customer pays over time.
Contractors who offer financing see 30%+ higher average tickets.
Financing provided by Wisetack
Don't Take Our Word for It.
Real results from real contractors
“I started my HVAC business three months ago with a used van and a notebook. Kaldr gave me a real website, an answering service, and invoicing — for zero dollars. By week two my customers thought I was a Fortune 500 company.”
Marcus W.
Atlanta, GA
FAQ
Questions? We've Got Answers.
Ready to Stop Overpaying and Start Outperforming?
We wore the boots first. Now we build the tools we wish we had. Join contractors who run their entire business from one place. For free.
For Blue Collar, By Blue Collar.
Talk to Ava
Your virtual receptionist is ready