About this app
Fast and Easy to Use Cr Calc is a native and responsive iOS app optimized for fast operation. All calculations are made on-the-fly as you input new data. Supported Heat Gain Types • Transmission through construction • Solar (simplified) • Ventilation • Infiltration • Goods refrigeration and respiration • Illumination • Staff • Forklifts and other equipment Large Selection of Construction Materials Select from a wide variety of insulation and construction materials. Multilayer constructions are also supported. Lots of Goods Choose from a various selection of goods to make precise calculations. In-app Help If you ever get lost in input parameters and heat gain types, you can use a guide icon in the top right corner to read a short description of the selected heat gain type and its input parameters. Project Organization It is easy to organize multiple calculations thanks to the support of Projects and Archive. Move no longer needed projects to the Archive for future reference or use them as templates for new calculations. PDF Export With an optional Cr Calc Pro subscription, you can export calculation results in PDF or print them right away if needed. Subscription Details • Cr Calc Pro is an optional subscription to unlock calculation results export in PDF and support future development. • Cr Calc Pro monthly and annual subscriptions are available. • Payment will be charged to your iTunes account at confirmation of purchase. • Your subscription will automatically renew unless auto-renew is disabled at least 24 hours before the end of the current subscription period. • Subscriptions can be managed or cancelled by going to Account Settings on the App Store after purchase. Terms of Service: https://crcalc.com/termsofservice Privacy Policy: https://crcalc.com/privacypolicy
Latest release
What’s New
- Added support for the latest iOS and iPadOS versions. - Updated interface to match system style. - Other minor fixes and improvements.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 23, 2026 · 10:56 AM Free
Screenshots
