The most important tracker that you need now - oxygen tracker. Log data that you get with oximeter tool and measure estimated heart rate with this app at any time. Monitor your condition and stay healthy! What you can get with this app: - Log diary for oxygen level and pulse rate - Fast and accurate pulse measurement - Multi profiles: diary page for each family member - Apple Health sync: save your heart rate and blood oxygen logs to Apple Health or get your data from it - Apple Watch support - Daily reminders EVERYTHING YOU NEED TO KNOW ABOUT PRO VERSION - Subscription gives you full access to pro features: pdf report, multi profiles, notifications-reminders etc. - Subscription is auto-renewing. You can cancel it at any time in your App Store account settings. - The length of subscription is 1 month. It has 3 free trial days. After trial days end your account will be charged for the subscription if you won't cancel it. - Subscription will be automatically renewed within 24 hours to the end of the current period. - Application can not make you subscribe without your permission: you can be subscribed only after inputing you account password or Touch ID. Read before subscribing: Privacy Policy: http://toolsworkshop.ru/#/privacy Terms of Service: http://toolsworkshop.ru/#/tos