SecondLoop

Loop your focus, second by second. SecondLoop is a minimal interval timer that counts only in seconds — no minutes, ever. Set your phases (prepare → work → rest), build presets, and let the loop drive your rhythm. Features: - Seconds-only display for precise control - Auto-cycling through prepare / work / rest phases - Save up to 10 custom presets - Crystal-clear sound alerts via waveform synthesis - Dark & Light mode - Works offline with cloud sync Perfect for study sprints, cooking, presentation practice, meditation, breathing exercises, HIIT, and more. Simple as: how many seconds on, how many seconds off. That's it.