Pomo Timer is described as 'The basis of Pomo Timer lies technique Pomodoro Technique developed by Francesco Cirillo in the late 1980s. You can read more about the technique on the Wikipedia page' and is an app in the Office & Productivity category. There are more than 50 alternatives to Pomo Timer for a variety of platforms, including Mac, Online / Web-based, Windows, iPhone and Linux. The best alternative is Gnome Pomodoro, which is both free and Open Source. Other great apps like Pomo Timer are Pomodone (Freemium), Tasklog (Paid), Tomato Timer (Free) and Marinara: Pomodoro® Assistant (Free, Open Source).
FocusTimer is simple and powerful 'Focus Management Tool', which is loved by Korean student. (Productivity #1 in Korean Market) ¦ Easy Measuring You can measure your focus very easily. The only thing you need to do is putting your iphone face down.
Tomatoes Rocks is a free Open Source online PWA application timer that based on Pomodoro Technique® that syncs with HipChat and IFTTT and allows you to concentrate on getting things done and being more productive and eliminate distraction.
dDONE is an online app for maintaining balance between areas important in your daily life! Based on GTD Methodology (task management), Pomodoro Technique (time tracking) and Daily Planner (work-life balance).
Use pomodoro-style work sessions to focus for specific periods of time. The remaining time in your session is subtly displayed in the menubar of OSX. ActionAlly can even block your most distracting sites just while in your session.