Free · no signup
Home + furniture calculators
Sizing tools we wish every shopper had open before clicking buy. Built on the same interior-design rules and freight-cost benchmarks the calculators inside Wayfair and IKEA use — without the signup or the upsell.
Rug size calculator
What size rug for your living room?
- Room + sofa dimensions → standard rug size
- Layout: all-on, front-legs-on, floating
- Top-down diagram, alternative sizes
Bedroom rug size calculator
Rug sized to your bed, not the room.
- Twin / full / queen / king / cal-king
- Under-bed, runners, or foot-only layouts
- Top-down diagram with bed + rug overlap
Sofa fit calculator
Will your sofa fit through the door?
- Doorway, hallway turn, stairwell, elevator checks
- Identifies the bottleneck dimension
- Workarounds when it does not fit
TV size calculator
What size TV for your wall?
- Viewing distance + wall width → sweet spot
- SMPTE/THX viewing-angle rules
- 4K, 8K, 1080p adjustments
Curtain size calculator
Curtain length, panel count, rod size.
- Window + ceiling dimensions → standard panel length
- Fullness 1.5×–3× supported
- Sill, apron, float, kiss, puddle lengths
Return cost estimator
What will your return actually cost?
- Restocking + return shipping + lost original shipping
- Ranges by item size and reason (not per-retailer)
- Visual cost-breakdown bar
Return policy lookup
Major retailer policies, side-by-side.
- Amazon, Wayfair, IKEA, Pottery Barn, Pepperfry, more
- Window, restocking, return shipping, exclusions
- Direct links to official policy pages
After the math: see it in your room
The calculators settle the numbers. PlopIt's main tool settles the visual — drops the actual product into a photo of your real room at correct scale, lighting, and perspective.