Free Room Calculators for Renters

Three free calculators for renters in small apartments. Type your measurements in feet and inches, and each tool draws the result to scale — before you spend a dollar.

Illustration of peel-and-stick wallpaper strips going up on an accent wall

Wallpaper Calculator

How many rolls for your accent wall? It counts real strips, not square feet, so a 9-ft ceiling won’t leave you a roll short.

Count my rolls →

Illustration of a sofa with its front legs on an area rug, seen from above

Rug Size Visualizer

See 5×8, 6×9 and 8×10 rugs drawn to scale under your sofa or bed: front legs on the rug, walls clear.

Find my rug size →

Illustration of a wrapped sofa tilted on its end through an apartment doorway

Sofa Fit Checker

Doorway, hallway turn and a 30-inch walkway: know if it fits before the delivery crew shows up.

Check my sofa →

Good to know

  • Free, no sign-up. No account, no email, no pop-ups.
  • Private by design. The math runs in your browser. The numbers you type are not sent to us or saved.
  • Works on your phone. Measure the room with a tape, then type as you go.
  • Estimates, not guarantees. Always double-check the seller’s product dimensions and your building’s delivery rules before you order.

Spotted a number that looks off? Tell us at hello@nookandlease.com and we’ll recheck the math.