Measure. Mark. Hang.
Exact hanging math,
before the first hole.
Hangometry turns frame, hardware, and wall measurements into exact marks you can verify before drilling. Free, visual, and private in your browser.
- No account
- Metric & imperial
- Results stay on device
The measure-to-wall workflow
Six decisions. One precise workspace.
Each tool gives a visible answer, shows the math, and separates frame position from the real hardware mark.
Signature tool
Picture hanging calculator
Turn frame height, target center, and real hardware drop into the exact nail or hook marks.
Open tool 02Plan the collection
Mixed frame gallery planner
Arrange different frame sizes to scale, calculate center offsets, and share or print the complete plan.
Open tool 03Choose the proportion
Wall art size planner
Turn furniture measurements into a balanced art range, then preview it to scale.
Open tool 04Repeat with precision
Equal-frame spacing
Calculate exact gaps, outer margins, and the overall footprint before making a hole.
Open tool 05Prepare the frame
Frame & mat planner
Find the outer frame size, mat opening, border widths, and a practical cut list.
Open tool 06Check the file
Print resolution check
See how large an image can print and whether its effective PPI suits close or distant viewing.
Open toolNeed a human check?
Your wall, your frames, one installation-ready plan.
Send the wall and frame measurements. We return a true-to-scale layout, center offsets, and hardware-aware marks for up to eight frames.
See the $49 launch offerOne wall · Up to 8 frames · One revision · Initial plan in 2 business days
Why Hangometry
“The center of the frame is a design decision. The hook behind it is the mark that matters.”
Hardware-awareFrame placement and nail position are calculated separately.
Visible mathEvery result exposes the measurement path and its limits.
Built for the taskNo account or upload stands between you and the answer.
Learn the method
Measure confidently, even on the complicated walls.
Use the worked examples for wire, two-hook frames, sofa proportions, and mixed-frame arrangements.
Read the hanging guides