Heart for Heart - Monitor your heart in 90 seconds. For a good cause. 💓
LibreOffice - Impress - Impress is a truly outstanding tool for creating effective multimedia presentations.
AliveCor Mobile ECG - A freakin' heart monitor for your smartphone
Keynote - Keynote for Mac, iOS, and iCloud lets you make dazzling presentations. Anyone can collaborate — even on a PC. And it’s compatible with Apple Pencil.
HeartIn Portable Electrocardiograph - PC/Smartphone compatible ECG. Check your heart anywhere.
Google Slides - Create a new presentation and edit it with others at the same time — from your computer, phone or tablet. Free with a Google account.