Use the Paint Calculator to estimate how much paint and primer you’ll need for your project. Before you buy, use our paint calculator to determine exactly how much paint is required to transform your space. Add up the total square footage if you're painting more than one room with the same color. Features: • Instant calculations • Input multiple walls or surfaces to paint • Input multiple doors, windows, or openings to exclude • Automatic paint area calculation • Automatic excluded area calculation • Wall surface types: very smooth, smooth, common, or rough • Estimate paint and primer usage • Supports both Metric and Imperial systems • Results can be copied to other apps Enter the dimensions of your walls, then enter the dimensions of the areas you don't want to paint, such as windows, doors, or openings. Please Note: These calculations are intended to provide only a rough estimate. Actual paint requirements may vary based on several factors, including application method. Thank you for your support! Visit nitrio.com for more apps for your iOS devices.