PaintSize Paint Calculator

Paint, cans & cost estimate

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

PaintSize is a quick paint estimate calculator for rooms, walls, and small renovation jobs. Enter wall dimensions, doors, windows, paint coverage, can size, and unit price to estimate paintable area, required paint, can count, and material cost. FEATURES • Paintable area calculation — calculate wall area from width, height, and wall count • Door and window subtraction — subtract openings from the total area • Required paint amount — estimate liters of paint needed • Can count and cost — calculate cans and approximate material cost • Estimate history — save estimates and review them later • Adjustable defaults — set coverage, can size, unit price, coats, and waste rate • Japanese / English — switch languages in settings PRO UPGRADE A one-time upgrade removes ads. No subscription. WHO IT IS FOR Useful for DIY painting, room repainting, quick material checks, and on-site rough estimates. All data is stored locally on your iPhone.

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The developer, BYNET, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Usage Data
  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Seller
  • BYNET CO., LTD.
Size
  • 5.7 MB
Category
  • Utilities
Compatibility
Requires iOS 17.0 or later.
  • iPhone
    Requires iOS 17.0 or later.
  • Mac
    Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English and Japanese
Age Rating
4+
In-App Purchases
Yes
Copyright
  • © 2026 BYNEt