CoolCalc - HVAC Tools
iOS app by 杰 陈. Utilities · 杰 陈
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.3.0
- Listing last refreshed
- 2026-09-16
View the original store listing
Store description excerpt
CoolCalc is the offline HVAC field toolkit built for service technicians — run the numbers, document the job, and hand your customer a professional PDF report, all without a signal. No account. No cloud. No subscription lock-in. Buy once, use it forever. 8 FIELD CALCULATORS • PT Chart — Instant pressure-temperature lookup, including A2L refrigerants • Charge Check — Superheat & subcooling with built-in Target Superheat estimation • Duct Sizer — Size round or rectangular ducts by airflow and velocity • Airflow Quick Calcs — CFM, BTU, Delta T, tons, kW, and ACH in one tap • Static Pressure — TESP diagnostics checklist • Capacitor Test — Verify run/start capacitors against rated values • Refrigerant Log — Track charge added and recovered per job • System Quick Score — Fast health snapshot of the whole system A2L READY • Built for the 2025 refrigerant transition — R-32, R-454B and more • Safety-class flags and leak-check reference so you stay compliant CALCULATE → DOCUMENT → REPORT (the loop other tools don't have) • Save any calculation straight into a job record • Attach photos with captions, customer info, and system details • Generate a clean, branded PDF report and share via email, AirDrop, or any app REFRIGERANT REFERENCE • Quick PT data for R-410A, R-22, R-134a, R-32, R-454B and more • Field-ready tables you can check in seconds PRIVACY FIRST • No account, no server uploads — your jobs, photos, and reports stay on device • Camera and Photos access requested only when you need it PRO UPGRADE — ONE-TIME OR SUBSCRIPTION • Unlimited jobs and PDF exports, more photos per job • Full refrigerant reference library • Lifetime option: pay once, keep it for good Built by HVAC techs, for HVAC techs. Fast, focused, and made for the field — from the rooftop to the crawlspace. Terms of Use (EULA): https://sites.google.com/view/terms-of-use-for-coolcalc Privacy Policy: https://sites.google.com/view/privacypolicyforcoolcalc
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