I guess it's really safe cause it's open source, you can make notes on your habits but don't really do that. Its simple. Really fast. Haven't found a way to connect it to notion. In general it's a great app to track you habits. Does its job. Not more, not less.
Based on our record, Productivity Challenge Timer seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
A mix structured and pomodoro I've used in the past is Productivity Challenge Timer (https://productivitychallengetimer.com/). You can setup a daily schedule work schedules. Setup obnoxious sounding alerts to when you aren't "clocked in" to a project. Source: almost 3 years ago
YourHour - YourHour is an app by Mindefy labs through which you can easily overcome with your phone addiction by monitoring your phone usage.
Habitica - Habitica is a free habit building and productivity application.
ATracker - ATracker app allows you to track your time in a few simple steps and can view full daily, weekly, and monthly reports at a glance.
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
myPoli - Gameified to-do list and habit tracker.
HabitBull - HabitBull