My Peak Flow - Version 1.0 My Peak Flow tracks and charts readings from peak flow meters and asthma symptoms. Print a comprehensive report for your doctor. Providing your doctor with more information can result in better asthma management.Designed to be used by people with asthma, or carer's of one or more children who suffer from asthma.My Peak Flow can be used on a daily basis, or can print a monthly form with space to hand write readings and asthma symptoms.