Frequently Asked Questions
What does Smart Peak Flow measure?
Smart Peak Flow measures the maximum speed at which you can exhale in Litres per minute.
How often should I measure my Peak Flow?
How accurate is Smart Peak Flow?
Smart Peak Flow is designed to comply with the recommendations of the British and American Thoracic Society and is fully compliant with the standards prescribed by the applicable ISO 23747 standard. In practice this means better than 10% accuracy.
Will the device work on my tablet and my phone?
Yes. The device will work with any smartphone or tablet that has a standard 3.5mm jack connection, microphone port, and that runs iOS 9.0 or later – or Android 5.0 or later. It has been specifically tested with iPhone 4S/5/5S/6/6S/7/8/8Plus, iPhone SE, iPad 2/3/Air/Pro, Samsung Galaxy 3/4/5/6/7/S7/A3, Samsung Tab 1/2/3, Huawei P8Lite/P9Lite/Y5II, HTC, Prestigio PSP3457, Nexus, Lenovo A2010, Asus Zenfone Go Z00VD, Medion Life E4504, LG Nexus 4/5X, OnePlus 3, Xiaomi Redmi 3S.
The device will also work with the newer Apple devices without a 3.5mm jack connection with the lightning to jack adapter provided with your smartphone.
Will my data be safe?
Your data is stored on your device as well as anonymously synced to our secure servers in the cloud as a backup.