The result can be output as an image with marks or a CSV file of coordinate positions. ----- HOW TO USE ----- 1) Select a photo. 2) Select the mark color. 3) Tap objects to add a mark. 4) Save the result. ----- KEY FEATURES ----- • Zoom in to easily tap on small details. • Swipe up to undo the last mark you added. • Toggle the color selection button to show or hide marks of that color. • Edit mode allows you to modify or delete marks. • Mark shape, size, and transparency options. • Your work can be saved as a project. • Images from external storage can be imported via Files app. • Export coordinate positions to a CSV file. • CSV is useful for training data for machine learning. ----- NOTES ----- • This application does not automatically identify objects by image recognition.