Run/Do

Professional interval timer Create and run professional interval sessions with clear timers, voice cues, exercise lists, QR sharing, and tools designed for coaches.

RunDo — Class Timer for Coaches

RunDo helps fitness coaches, personal trainers, and instructors run structured classes with precision. Build custom timers with multiple segments, each with its own duration, color, and audio settings — then let RunDo handle the transitions so you can focus on coaching.

Key Features:

• Create unlimited class timers with custom segments • Organize classes into color-coded folders • Audio whistles, text-to-speech announcements, and vibration alerts • Auto-transition between segments with countdown warnings • Background music ducking — your Spotify or Apple Music keeps playing • Share timers via QR code, deep link, or file export • Lock screen notifications with live countdown • Dark mode designed for the gym

Built for real classes: HIIT, CrossFit, boxing rounds, yoga flows, BJJ drilling, Tabata — whatever your format, RunDo adapts to your structure.

Premium (optional): Unlock unlimited classes and folders, cloud sync, and an ad-free experience. Start with a free trial.

Stop watching the clock. Start coaching.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://classwhistle-77b8c.web.app/privacy