HVAC Field Service App
7-day Pro trial. No credit card.

Diagnose. Quote.
Get paid on site.

The field companion for HVAC technicians. Scan data plates, troubleshoot equipment, generate Good/Better/Best estimates, send invoices, and manage your team. Works offline in the attic.

Get ColdSnap Free โ†’Try Reference Tools

No credit card โ€ข No app store โ€ข Works on any phone

9:41
COLDSNAP
Online
๐Ÿ“ธ
Scan Data Plate
Snap a photo, get instant decode
๐Ÿ”ง
Diagnose
โž•
New Job
๐Ÿ’ฐ
Quote
๐ŸŒก๏ธ
PT Chart
โš ๏ธ
Errors
โœ“
Check
24
Total
2
Active
3
Today
Active Jobs
Johnson Residence
Repair
Oak Valley Dental
PM
CARRIER
Model: 24ACC636A003
Serial: 2119E45673
Refrigerant: R-410A
MCA: 31.0 / MOP: 40
Align data plate in frame
Analyzing Data Plate
Decoding model number, pulling specs,
checking known issues...
โœ“
Reading model number
โœ“
Looking up specs
โœ“
Checking recalls
๐Ÿ“‹Equipment Analysis
Equipment
Carrier 24ACC636A003
3-ton, 16 SEER, R-410A, Mfg 2019
Known Issues
!TXV failure common at 4-6 years
!Contactor welds shut in high-demand
!Condenser fan motor bearing wear
Electrical Specs
MCA: 31.0A
MOP: 40A
RLA: 22.8A
FLA: 1.5A
Start Job
Quote
๐Ÿ’ฐSmart Quote
Johnson Residence โ€ข Contactor replacement
Good$385
Replace contactor only
40A Contactor1hr labor
Recommended
Better$620
Contactor + capacitor + clean
40A ContactorRun Cap 45/5Coil cleaning1.5hr labor
Best$1,150
Full tune-up + components
ContactorCapacitorHard start kitFull PM2.5hr labor
Send to Customer
Home
Diagnose
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Dashboard
๐Ÿ“ก
Works Offline
No signal? No problem.
๐Ÿง 
Smart Diagnostics
Snap. Identify. Fix.
๐ŸŽค
Voice Notes
Dirty gloves? Just talk.
ServiceTitan? $50K/yrโ€ขJobber? Not smartโ€ขColdSnap? Free + Smart + Offline
What you get

Everything you need. One app.
Zero signal required.

๐Ÿ“ธ

Data Plate Scanner

Snap a photo, get instant model specs, known failures, and replacement parts. No more squinting at faded labels.

๐Ÿง 

Smart Diagnostics

Select symptoms or snap a photo. Get ranked probable causes with step-by-step troubleshooting. Offline decision tree included.

๐Ÿ’ฐ

Estimates + Invoicing

Good/Better/Best quotes from your diagnosis. Customer approves and signs on their phone. Convert to invoice with one tap.

๐Ÿ“ก

Dispatch + Scheduling

Assign jobs to techs, track status in real time, send notes to the field. Your whole team on one board.

๐ŸงŠ

Refrigerant Tracking

Log every pound added or recovered per job. EPA-ready records with CSV export built into the workflow.

๐ŸŽค

Voice Notes

Dictate notes with dirty gloves. Auto-transcribed and cleaned into a structured service report in seconds.

๐Ÿ“–

Offline Reference

PT charts, superheat/subcool calculator, wire sizing, capacitors, 80+ error codes from 8 manufacturers. Zero signal needed.

๐Ÿ“‹

Full Job Management

Jobs, customers, photos, parts from truck inventory, pressure checks, maintenance checklists, labor timer. Syncs when you get signal.

๐Ÿ‘ฅ

Team Management

Invite techs, assign roles and permissions, track inventory across trucks, and view analytics across your whole shop.

See it in action

Built for the field.
Runs the office too.

Dashboard
Dashboard
Your whole day at a glance
Diagnostics
Diagnostics
Symptom-based troubleshooting
Superheat Calc
Superheat Calc
Real-time charge analysis
Reference Tools
Reference Tools
PT charts, wire sizing, codes
For shop owners

Run your whole operation. From anywhere.

Command Center
Command Center
Dispatch jobs, track techs, see revenue in real time.
Invoicing + Payments
Invoicing + Payments
Send invoices. Customers pay via Stripe. Money hits your bank.
110K+
Tech shortage
15hrs
Lost to paperwork/wk
25%
Jobs need callback
$0
To get started
Honest comparison

We built what they won't.

ColdSnap$29/mo
โœ“Smart Diagnostics
โœ“Data Plate Scanner
โœ“Works Offline
โœ“Voice Notes
โœ“Estimates with Customer Approval
โœ“Invoicing + Stripe Payments
โœ“Refrigerant Tracking
โœ“Dispatch Board
โœ“Team Management
โœ“7-Day Free Trial
โœ“2-Minute Setup
ServiceTitan
$245+/mo ยท 3-12 months setup
โœ“ Dispatch
โœ“ Invoicing
โ€” Diagnostics
โ€” Offline
โ€” Voice Notes
โ€” Refrigerant Log
Jobber
$39+/mo ยท 1-3 days setup
โœ“ Invoicing
โœ“ Scheduling
โ€” Diagnostics
โ€” Offline
โ€” Voice Notes
โ€” Smart Quoting
Pricing

Start free. Upgrade when it pays for itself.

Free

$0forever

Every tech. No strings.

โœ“All reference tools (offline)
โœ“2 scans/day + 1 quote/day
โœ“Data plate scanner
โœ“Job tracking + photos
โœ“Voice notes + transcription
โœ“PDF receipts
โœ“Cloud sync across devices
Get Started
Most Popular

Pro

$29/mo

Close more jobs. Get paid faster.

โœ“Everything in Free
โœ“Unlimited scans + diagnostics
โœ“Unlimited smart quoting
โœ“Smart voice reports
โœ“Estimates with customer approval
โœ“Invoicing + Stripe payments
โœ“Refrigerant tracking (EPA)
โœ“Truck inventory tracking
Start 7-Day Free Trial

Shop

$79/mo

Run the whole operation. Up to 10 techs.

โœ“Everything in Pro
โœ“Dispatch board + scheduling
โœ“Team management + roles
โœ“Real-time tech tracking
โœ“Multi-truck inventory
โœ“Revenue analytics
โœ“Workflow automations
Start Free Trial
ColdSnap

Your truck.
Your tech.
Your edge.

Diagnose. Quote. Invoice. Get paid. All from your phone, even in the attic.

Get ColdSnap Free

7-day Pro trial โ€ข No credit card โ€ข Works offline