Best Hvac Charge Apps

250+ iOS apps curated and reviewed

4.2 avg rating
15 free apps
Updated November 2026

Looking for free hvac charge apps? 15 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Hvac Charge Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1HVACR Check & ChargeHVACR Check & ChargeFree4.8★ (17K)NoNoNov 2026
2SuperCool Slide Rule HVACSuperCool Slide Rule HVACFree4.2★ (195)NoNoOct 2026
3HVAC Calculator: Load & ChargeHVAC Calculator: Load & ChargeFree—NoYesOct 2026
4HVAC Superheat & SubcoolingHVAC Superheat & Subcooling$2.99—NoNoNov 2026
5HVAC RefChargeHVAC RefCharge$9.99—NoYesOct 2026
6measureQuick HVACmeasureQuick HVACFree4.5★ (8)NoNoOct 2026
7Refrigerant Charge HVACRefrigerant Charge HVAC$0.99—YesYesJun 2026
8HVAC Pro: Load & Duct SizingHVAC Pro: Load & Duct Sizing$9.99—NoNoMay 2026

Top Picks for Hvac Charge

HVACR Check & Charge#1

HVACR Check & Charge by Copeland LP

PT Charts Superheat Subcooling
Editor's Choice
🔍 Reference
4.8😊(17K ratings)
Free
HVACR Check & Charge screenshot 1
HVACR Check & Charge screenshot 2
HVACR Check & Charge screenshot 3
HVACR Check & Charge screenshot 4
HVACR Check & Charge screenshot 5
HVACR Check & Charge screenshot 6

This app provides an instant mobile refrigerant charge calculator for HVACR applications. It supports various refrigerants and allows users to calculate the correct system charge based on superheat, subcooling, or airflow, along with environmental conditions.

What We Love

  • 🚀 Convenient
  • 🚀 Great program
  • 🚀 Reliable app
  • 🚀 Easy and quick charging reference
  • 🚀 Helps take away doubt when making a case
  • 🚀 Quickly analyzes conditions and factors
  • 🚀 Awesome Freon charging app
  • 🚀 Revolutionary app
  • 🚀 Very handy and easy to use
  • 🚀 Best helper ever
  • 🚀 Makes charging systems super easy
  • 🚀 Very good for superheat calculation
  • 🚀 Great reference
  • 🚀 Most accurate charge for R410A and R22
  • 🚀 Easy to use

Room to Improve

  • 🐛 Pressure settings not helpful
  • 🔒 Concerning privacy policy
  • 🐛 Restricted temperature range
  • 🐛 Crashes and bugs
  • 🐛 Doesn't work on Apple Watch
4.2😐(195 ratings)
Free
SuperCool Slide Rule HVAC screenshot 1
SuperCool Slide Rule HVAC screenshot 2
SuperCool Slide Rule HVAC screenshot 3
SuperCool Slide Rule HVAC screenshot 4
SuperCool Slide Rule HVAC screenshot 5

This app offers a comprehensive suite of tools for HVAC technicians. It provides interactive guides, step-by-step repair instructions, and calculators for various HVAC calculations including superheat, subcooling, and duct sizing.

What We Love

  • 👍 Great HVAC tool
  • 👍 Informative slide rule
  • 👍 Helpful for new techs
  • 👍 Quick and simple
  • 👍 Easy to use
  • 👍 All in one app
  • 👍 Invaluable in the field
  • 👍 Pocket reference
  • 👍 Good for duct sizing
  • 👍 Helps customers understand issues

Room to Improve

  • 🐛 Trial period issues
  • 🐛 App expires frequently
  • 🐛 Requires re-download
  • 🐛 Not worth the trouble
  • 🐛 App messed up
  • 🐛 Scrambled charts
  • 🐛 Junk app
  • 🐛 Paid version still has issues
  • 🐛 Free not free
  • 🐛 No cost upfront
  • 🐛 No way to purchase
  • 🐛 Closes itself
  • 🐛 No portrait mode
  • 🐛 No friction rate selection
  • 🐛 No quick duct sizing
  • 🐛 Inaccurate altitude
  • 🐛 Room calc issues

More Hvac Charge apps to explore

FAQ about Hvac Charge

What are the best hvac charge apps for iPhone?
HVACR Check & Charge tops our hvac charge apps ranking as of November 2026, with a 4.8-star average from 17K App Store ratings, and it's free to download.
Yes — 15 of the top hvac charge apps we rank are free to download, including HVACR Check & Charge and SuperCool Slide Rule HVAC.
HVACR Check & Charge has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 250+ hvac charge apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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