How to Use– category –

About the Measurement Input Screen Features The following calculations are available: Addition and subtraction Diagonal pipe length calculation (⊿ button) Calculation results are saved as history, so you can recall the same formula and result at any time. 🔒 Note: The addition/subtraction and ⊿ (hypotenuse) calculation features require the Pro version or feature unlock via points. If you are using the free version, please check the unlock procedure. In the free version, hi...

Haikan Pipit now supports Japanese and English. Easily switch from the measurement screen.

Organize your most-used pipe fittings just like a real jobsite container. With Haikan Pipit’s Container feature, you can quickly save and reuse fitting types — perfect for streamlining your plumbing layout and cutting measurements.

Keep your plumbing work smooth with Haikan Pipit — easily save your favorite pipe fitting combos and check past measurements with the handy History feature.

Some Pro features in Haikan Pipit are locked. This article introduces how to unlock these features, as well as the Pro version, which lets you enjoy all Pro features without ads.

This page explains how to use the core features of the Haikan Pipit app, including cut length calculation and dimension diagram display.