Calculate the necessary amount of ventilation products for an attic space. Input attic dimensions or square footage to receive results based on the NFA 1/300 rule for balanced ventilation.
Roofing Ventilation Calculator by Compagnie de Saint-Gobain




248+ iOS apps curated and reviewed
Every iPhone needs a few good ventilation apps. We benchmark 248+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 3.0★ (6) | No | No | Jun 2026 | |
| 2 | Free | — | No | No | Jun 2026 | |
| 3 | Free | — | No | No | May 2026 | |
| 4 | Free | 4.8★ (48K) | Yes | Yes | Aug 2026 | |
| 5 | Free | — | No | No | May 2026 | |
| 6 | $4.99 | — | No | No | Jul 2026 | |
| 7 | Free | — | No | No | Aug 2026 | |
| 8 | Free | 5.0★ (1) | No | No | May 2026 |




Calculate the necessary amount of ventilation products for an attic space. Input attic dimensions or square footage to receive results based on the NFA 1/300 rule for balanced ventilation.






Monitor and control your home's indoor air quality with intelligent ventilation. Customize comfort settings, track air quality history, and receive filter maintenance alerts for a healthier living space.






This app provides soothing fan sounds to help you fall asleep faster, reduce stress, and wake up feeling more energized. It offers adjustable volume, a timer, and background ambient sound for a seamless sleep experience. Enjoy a better night's rest wherever you are.


Control smart ventilation systems for optimal indoor air quality and comfort. Adjust fan speed, humidity, and air quality settings remotely. Schedule custom ventilation programs for a healthier home environment.


Calculate required ventilation sizes for various domestic gas appliances up to 70kW. Supports flueless, open flue, and room-sealed appliances, including multiple rooms and appliances. Also features an extractor fan and vent size calculator.


Control your home's ventilation unit remotely via a smartphone or tablet. Set custom ventilation schedules, monitor unit operation, and check filter status. Ideal for installers to configure settings.


Calculate required whole-house ventilation rates for residential buildings based on ASHRAE 62.2-2019 standards. Input home square footage and number of bedrooms, with an option to factor in blower door test results for natural ventilation.


Control your home ventilation system remotely from anywhere. Adjust settings like temperature, fan speed, and power. Requires a compatible HRV AirSense system with specific software.




This educational app helps healthcare professionals manage patients on mechanical ventilation. It provides guidance on setting initial parameters, optimizing settings for oxygenation and CO2 elimination, and understanding the impact of dead space. It also includes tools for calculating various respiratory parameters and links to additional resources.




Practice and improve newborn ventilation skills with a connected manikin. Get performance scores, personalized advice, and track your progress. Facilitate team training and debriefing for better resuscitation outcomes.






This app calculates attic ventilation requirements based on your attic space and intake ventilation net free areas. It helps design ventilation systems to meet building code limits, suggesting vent quantities and types for optimal function. It also allows you to check existing systems and plan modifications.


This medical calculator helps healthcare professionals quickly determine VR values for patient care. It eliminates manual errors by calculating based on patient gender, height, tidal volume, and protocol, speeding up treatment.






Calculate ventilation requirements for gas appliances, including open flued, room sealed, and flueless types. Determine free air area for existing and new vents to ensure suitability for appliances. Simplifies complex calculations by reading appliance data directly.