Pipe Calculator A1 Pro

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Everyone
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About this app

Pipe Calculator A1 Pro is a professional pipe trades math calculator for pipefitters, plumbers, steamfitters, sprinkler fitters and HVAC installers. Work directly in feet-inch-fraction, metres or millimetres — no converting back and forth, no decimal-degree guesswork.

OFFSETS AND ROLLING OFFSETS
• Simple offsets from any two of offset, run, travel or angle
• Rolling offsets with roll, true offset and travel
• Solve at 45, 22 1/2, 11 1/4, 60, 30 or any custom fitting angle
• Percent grade and slope entry as well as degrees

CUTBACKS AND CUT MARKS
• Fitting take-out, cutback and end-to-end cut lengths
• Welder's gap applied automatically
• Cut marks for a full run of fittings

PIPE MATERIAL AND SIZE DATA
• Built-in tables for copper, steel, stainless, cast iron, brass, aluminum and plastic
• Outside diameter, inside diameter, wall thickness and weight per foot
• Filled-pipe weight and volume

FLOW, VELOCITY AND PRESSURE
• GPM, litres/sec, CFM and CFS
• Velocity from flow and pipe size, or flow from velocity
• Pressure loss, head, force and area

60 JOB-SITE CALCULATORS, WITH DRAWINGS
A second tab the handheld never had - 60 calculators across eight disciplines: Offsets & Layout, Pipe Data & Weight, Hydraulics, Drainage & Plumbing, Gas · Steam · Air, Welding & Fab, Insulation & Heat, and Estimating.
• Every calculator draws a to-scale diagram of what you just worked out
• Every calculator cites the standard or engineering relation behind it
• Export any calculation to PDF — drawing, inputs, answers and sources
• Save calculations to a job and reopen them with the numbers you entered

DIMENSIONAL MATH THAT MATCHES THE TRADE
• Feet-inch-fraction arithmetic with selectable fractional resolution
• Instant metric conversion — mm, cm, m
• Area, volume, circle and weight/force functions
• Full trig: sine, cosine, tangent and their inverses, plus D:M:S

BUILT FOR THE JOB SITE
• Running tape you can name, save, print and share
• Nine memory registers plus an M+ accumulator
• Notes with photos, and saved calculations organised per project
• Preference mode for units, fractional resolution and display format
• Home-screen and lock-screen widgets for one-tap access
• Dark mode, and works fully offline - no signal needed in a mechanical room

Every key is documented in the built-in Help & User Guide across twelve chapters - and long-pressing any key shows what it does with a worked example.
Offsets, rolling offsets, cutbacks and flow math for pipefitters.
Updated on
Aug 15, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
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  • No data collected
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What’s new

First release.

• Feet-inch-fraction offsets, rolling offsets, cutbacks and take-outs
• 60 job-site calculators with scale diagrams, cited sources and PDF export
• Pipe material, size and weight tables
• Flow, velocity, pressure loss, area and capacity
• Running tape, nine memories, notes with photos, and per-job saving
Content rating
Everyone
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App support

Phone number
+918806780101
About the developer
Binary and Bricks Private Limited
techsupport@binaryandbricks.com
GAT NO-50, FLAT NO-306, SAI HIRA MOSHI HAVELI, PIMPRI CHINCHWAD Pune, Maharashtra 412105 India
+91 88067 80101

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