Free:
Free means free. No ads, no tiers, no upsells, and no subscriptions.
Local:
Your data stays on your phone, always. No sign up, no third-parties, no trackers.
Tracking:
Track what you want, when you want. Easy exporting allows you to backup your data or save a readable CSV to do your own analysis or print out.
Period:
Customizable interface allows you to hide anything you aren't interested in without losing any of your data.