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Best RefCalc alternatives: apps like RefCalc: Refrigerant PT Chart

10+ similar apps compared and reviewed

3.8 avg rating
10 free apps
Updated October 2026
RefCalc: Refrigerant PT Chart
🔧 Utilities
📊 Productivity

RefCalc is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to RefCalc

Refrigerant Charge Calculator#1

Refrigerant Charge Calculator by Mikhail Nikitin

HVACR Check PT Chart Superheat
Editor's Choice
🔧 Utilities
4.7(24 ratings)
FreeIn-App Purchases
Refrigerant Charge Calculator screenshot 1
Refrigerant Charge Calculator screenshot 2
Refrigerant Charge Calculator screenshot 3
Refrigerant Charge Calculator screenshot 4
Refrigerant Charge Calculator screenshot 5
Refrigerant Charge Calculator screenshot 6

This tool helps HVAC and refrigeration technicians quickly determine the correct refrigerant charge for various systems. It provides instant verdicts like 'Add,' 'Hold,' or 'Remove' based on superheat or subcooling measurements, supporting numerous refrigerants and unit conversions. The app functions offline and allows for saving job details and generating PDF reports.

Random Everything#2

Random Everything by Sergio Musoles Tornador

Let everything be random!
Strong Contender
🔧 Utilities
3.0(1 ratings)
FreeIn-App Purchases
Random Everything screenshot 1
Random Everything screenshot 2
Random Everything screenshot 3
Random Everything screenshot 4
Random Everything screenshot 5
Random Everything screenshot 6

This utility app offers a variety of random generation tools. It can create numbers, assign teams, shuffle lists, pick winners, and simulate dice rolls, making it useful for games and decision-making.

Random name & list generator#3

Random name & list generator by Web3 generation

Spin the wheel
Worth Considering
🔧 Utilities
4.6(14 ratings)
FreeAdsIn-App Purchases
Random name & list generator screenshot 1
Random name & list generator screenshot 2
Random name & list generator screenshot 3
Random name & list generator screenshot 4
Random name & list generator screenshot 5
Random name & list generator screenshot 6

Easily create randomized teams, order groups, or pick random items from various categories. This utility app offers a wheel spinner, dice roller, and a yes/no answer generator for quick decision-making and random selections.

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Easily access information for your PTAC units. Browse service guides, check warranties, spec new units, and manage property room lists. Connect directly to unit control boards via Bluetooth for enhanced functionality.

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This app provides a wireless interface for commercial HVAC technicians to control and service specific Lennox rooftop units. It offers guided setup, enhanced testing, and parameter configuration to streamline the service process.

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Fuel Record: Gas Cost Tracker
Fuel Record: Gas Cost Tracker
Fuel Record: Gas Cost Tracker
Simple fuel & mileage tracking
Free

Effortlessly track your car's fuel consumption, mileage, and costs with this straightforward logging app. Visualize your spending and efficiency with clear charts and summaries, designed for users who prefer simplicity and ease of use.

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This app helps HVAC/R technicians quickly identify and locate necessary parts for repairs on any equipment, whether for warranty or non-warranty services. It offers advanced tools for troubleshooting, system calculations, and accessing technical documentation, all from the job site.

AI Assistant for troubleshootingSystem Capacity CalculatorIntelligent Equipment Search
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