--- title: "HVACR Check & Charge — App Overview" url: https://marlvel.ai/apps/hvacr-check-charge category: Reference developer: Copeland LP platforms: ios rating: 4.8 (16.3K ratings) pricing: free report_level: overview generated: 2026-04-15 last_verified: "2026-04-18T01:02:07.164Z" --- > **Key Insight:** This is a highly-rated, essential field tool that replaces manual sliding calculators with a digital, multi-refrigerant calculation suite. | Metric | Value | |--------|-------| | Category | Reference | | Rating | 4.8 ★ (16.3K) | | Pricing | free | | Platforms | iOS | | Latest Version (iOS) | 26.4.0 | | Developer | Copeland LP | ## What is HVACR Check & Charge? HVACR Check & Charge is a mobile utility by Copeland LP that provides on-site refrigerant charge calculations for air conditioning and refrigeration systems. It digitizes traditional sliding cardboard calculators to help contractors determine precise charge adjustments based on system temperatures and environmental loads. ## Key Features - **Refrigerant Charge Calculator**: Calculates correct system refrigerant charges for over 20 different refrigerants, including R-22, R-410A, and R-32. - **System Diagnostics**: Determines necessary charge adjustments using Superheat (non-TXV), Subcooling (TXV), and Airflow calculation modules. - **PT Charts**: Provides integrated Pressure/Temperature charts for quick field reference. ## Who is it for? HVACR contractors and field technicians. ## Links - [App Store](https://apps.apple.com/us/app/hvacr-check-charge/id574809181?uo=4) - [Full Intelligence Report](https://marlvel.ai/apps/hvacr-check-charge) --- *This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/hvacr-check-charge).* *Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*