digiKam - Professional Photo Management with the Power of Open Source
Open Camera - Open Camera is an open-source camera app for Android phones and tablets.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Secure Camera - Modern camera app focused on privacy and security with QR & barcode scanning.
ACDSee Photo Studio - ACDSee becomes ACDSee Photo Studio — ACDSee Photo Studio Standard 2018 continues the ACDSee legacy
FreeDCam - Download FreeDCam apk 4.3.16 for Android. The most advanced CameraApp for professional needs!