Paint Advisor: Calculator

Plan, calculate, and paint smarter.

Paint Advisor helps you find exactly how much paint you need for any room - no guesswork or math stress. Enter your room dimensions, number of doors and windows, and the coverage per liter or gallon to instantly see how much paint to buy.

Whether you’re painting one wall or an entire house, Paint Advisor delivers accurate results based on your real room setup. Adjust for multiple coats, include or exclude ceilings, and choose between metric or imperial units. The app also provides helpful preparation and finishing tips to achieve a professional result.

Key features:

• Accurate results – Calculates total wall and ceiling area minus doors and windows.
• Coat and coverage settings – Adjust for any paint type or brand label.
• Metric & Imperial units – Switch easily between meters, feet, liters, and gallons.
• Preparation and finish guidance – Includes checklists and practical reminders.
• Packaging suggestions – Shows how many 5L or 1L buckets to buy.
• Project history – Save and compare your previous calculations anytime.

Paint Advisor is perfect for homeowners, decorators, and DIY painters who want clear numbers and a reliable plan before starting a project. You’ll get all the essentials in one clean view - area, coats, and total liters needed.

The app uses industry-standard coverage values (typically 8–12 m² per liter or 300–450 ft² per gallon) and avoids overcomplication. Adjust inputs anytime to instantly recalculate without losing your data.

Paint Advisor helps you save money, avoid leftovers, and keep your renovation on track - from prep to the final coat.