With Bubble you can measure angles and inclination.
Simply align one of your phone's four sides with an object or place it on a level surface to determine its orientation.
A ruler in cm and inches is also available.
Experience a user-friendly and ad-free solution with no permissions required.
This is an updated fork of https://f-droid.org/packages/net.androgames.level/ which has not been revised since 2014.
RulerView taken from https://github.com/SecUSo/privacy-friendly-ruler, published under GPL3.0 license
An Android Bubble Level application.
Copyright (C) 2014 Antoine Vianey
Copyright (C) 2021- woheller69
Copyright (C) 2024- Old Autumn
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Level is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Level. If not, see <http://www.gnu.org/licenses/>