# Psychrometrics — Interactive Chart & Calculator > Psychrometric calculator and chart for air and moisture property analysis. (iPhone/iPad app by Wassim Murr.) - Source: https://appshunter.io/ios/app/psychrometrics/id6455889577 (this page in markdown: same URL + `.md`) - Developer: [Wassim Murr](https://appshunter.io/developer/1474939474) - Category: Utilities, Productivity - Price: $3.99 - Rating: 4.20/5 from 12 App Store ratings · 5 written reviews indexed - Age rating: 4+ - Requires: iOS 18.6 · 2 MB - Languages: American English - Released: 2023-07-31 - Data updated: 2026-08-16 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/psychrometrics/id6455889577/reviews.md ## What is Psychrometrics? Psychrometric calculations and interactive Charts. Calculate air properties, plot points and processes on the psychrometric chart, build complete systems, and export project reports to PDF. Whether you're analyzing a single air state or organizing a full HVAC workflow, Psychrometrics gives you the tools to work faster and more clearly on iPhone, iPad and macOS. Key Features Psychrometric Calculator Calculate dry-bulb temperature, wet-bulb temperature, relative humidity, humidity ratio, dew point, enthalpy, and other key air properties. Interactive Psychrometric Chart View psychrometric points and processes directly on the chart. Tap anywhere to instantly read the air properties at that point. Psychrometric Processes Model common HVAC processes including Cooling Coil, Adiabatic Mixing, Sensible Heating, Heating & Humidification, and Evaporative Cooling. Psychrometric Systems Create points, connect processes, and organize complete psychrometric systems for your projects. SI and IP Units Switch between metric and imperial units to match your workflow and project requirements. Project Saving and Management Save, load, and manage multiple psychrometric systems whenever needed. PDF Export and File Sharing Export project tables and charts to PDF, and share project files across iPhone and iPad. Built for iPhone, iPad, and macOS A clean interface designed for fast, practical psychrometric work. Light and Dark Mode Choose between light and dark appearance to match your preferences. Feedback is always welcome and helps shape future updates. ## Key features - Comprehensive psychrometric calculator - Dual units support (SI/IP) - Psychrometric process simulation - Interactive psychrometric chart - HVAC project management - Printable project reports - User-friendly interface ## Recent user reviews (5 of 5) All indexed reviews: https://appshunter.io/ios/app/psychrometrics/id6455889577/reviews.md ### 5/5 — Great app *2025-04-10* Simple design and easy to read information **Developer response:** Thank you for your feedback! ### 1/5 — Not happy with the app *2025-03-31* There is no option to generate the report. Could you please let me know how to generate the report? **Developer response:** Thank you for your feedback! You can find the Share button at the top right corner of the System page. Make sure you update your app to the latest version (1.4.5); we resolved a bug on some iOS devices that may have been preventing you from going into the System page. Email us at welmurr@icloud.com and let us know how it goes. ### 1/5 — App not working *2025-02-27* Only one point conditions working in the application. Systems did not function. Waste of money. **Developer response:** Thank you for your feedback. Make sure you update your app to the latest version (1.4.5); we fixed some issues which were preventing the app from navigating to the Systems page on some iOS devices. We are happy to help, feel free to email us at welmurr@icloud.com with your specific problem. ### 2/5 — Few options to simulate *2025-02-03* No user friendly and looks you will buy just a graphic **Developer response:** Thank you for your feedback. Make sure you update your app to the latest version (1.4.5); we fixed some issues which were preventing the app from navigating to the Systems page on some iOS devices. We are happy to help, feel free to email us at welmurr@icloud.com with your specific problem. ### 1/5 — Features don't work *2024-09-18* The app doesn't work as pictured. Doesn't let you add points or plot a process. **Developer response:** Thanks for your feedback! We’re sorry to hear you're having trouble. The app is working well for all users, so we'd love to help resolve any issues you're experiencing. Please email us at welmurr@icloud.com. ## Frequently asked questions about Psychrometrics ### What is Psychrometrics? Psychrometrics is the study of air and its moisture properties. This app helps you analyze and quantify parameters like temperature, humidity, dew point, and enthalpy. ### What calculations can Psychrometrics perform? Psychrometrics can perform a wide range of calculations, including determining dry-bulb temperature, wet-bulb temperature, humidity ratio, and relative humidity. ### Does Psychrometrics support different units? Yes, Psychrometrics offers seamless switching between SI (Metric) and IP (Imperial) units to accommodate various project requirements. ### Can I manage my HVAC projects with Psychrometrics? Yes, the app allows you to create and manage multiple psychrometric systems, save them, and load them as needed for your HVAC projects. ### What devices is Psychrometrics available on? Psychrometrics is available for iPhone and iPad devices. ### How much does Psychrometrics cost? Psychrometrics is a paid application, priced at $2.99. ### How often is Psychrometrics updated? The app was last updated on April 4, 2025, with version 1.4.5. Feedback is welcome for future updates. ### Is Psychrometrics suitable for beginners? Yes, the app features an intuitive and user-friendly design, making psychrometric analysis accessible to everyone. ## Version history (last 5 releases) ### 1.5 — 2026-03-28 - New interactive psychrometric charts: tap or drag to inspect values directly on the chart. - Improved full-screen chart viewing for a more reliable landscape experience. - Other UI Improvements and bug fixes. ### 1.4.5 — 2025-04-04 We're always working on improving the app and adding more functionality. * UI related bug fixes on some iOS and iPadOS versions ### 1.4.3 — 2024-07-04 * Added functionality: Share project files across iOS & iPadOS devices. Various UI improvements and bug fixes. ### 1.4 — 2024-03-26 * Added functionality: Generate PDF Reports. Various bug fixes and improvements ### 1.3 — 2023-12-11 We're always working on improving the app and adding functionality! - New iPad UI ## Apps similar to Psychrometrics | App | Rating | Price | Category | | --- | --- | --- | --- | | [Digiduct](https://appshunter.io/ios/app/digiduct/id6738926359) | 4.6 (11) | Free | Utilities | | [IN HVAC Calculator](https://appshunter.io/ios/app/in-hvac-calculator/id1219008229) | 4.2 (11) | Free | Utilities | | [CORE Service](https://appshunter.io/ios/app/core-service/id1566612696) | 3.6 (19) | Free | Utilities | | [Ruud](https://appshunter.io/ios/app/ruud/id1608918835) | 4.6 (990) | Free | Utilities | | [Lennox Smart Tech](https://appshunter.io/ios/app/lennox-smart-tech/id6443907644) | 4.5 (60) | Free | Utilities | | [Allday HVAC Calc](https://appshunter.io/ios/app/allday-hvac-calc/id6446276144) | 5.0 (1) | Free | Utilities | ## More apps by Wassim Murr - [Ductulator - Duct Sizing](https://appshunter.io/ios/app/ductulator-duct-sizing/id1474939475) - [Pipe Sizer - Water Pipe Sizing](https://appshunter.io/ios/app/pipe-sizer-water-pipe-sizing/id1576656624) - [Duct Construction](https://appshunter.io/ios/app/duct-construction/id6443518338) - [Word Jar - Vocabulary](https://appshunter.io/ios/app/word-jar-vocabulary/id6444877815) - [Flip - Flash cards](https://appshunter.io/ios/app/flip-flash-cards/id6744840810) All apps by Wassim Murr: https://appshunter.io/developer/1474939474 ## Related topics [psychrometric chart](https://appshunter.io/ios/topics/psychrometric-chart) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-16.*