Prezi - Welcome to Prezi, the presentation software that uses motion, zoom, and spatial relationships to bring your ideas to life and make you a great presenter.
Pitchcard - Pitchcard is an online platform for pitching your ideas and getting quick feedback.
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.
Pitchdeck - Pitch Deck is a web-based solution to you create engaging presentations.
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.
PitchPerfect - PitchPerfect is a free guitar tuner that is developed by NCH Software. It combines automatic note detection with a user-friendly interface to provide accurate tuning for a variety of six-string instruments.