What are some alternatives?
When comparing Tomighty and Pomello, you can also consider the following products
YAPA - Pomodoro timer
Tomatoes - A time tracker inspired by the Pomodoro technique®.
Gnome Pomodoro - This GNOME app helps to manage time according to Pomodoro Technique.
Pomodone - Pomodone is the easiest way to track your workflow using Pomodoro technique, on top of your current task management service.
Pomotodo - Todo-list based on Pomodoro technique.
Pomodairo - An Adobe Air application for working with the Pomodoro technique, ...