Comparison

Lead vs Pipe Calculator A1 Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Lead

Features
Read full description

This app is designed exclusively for Sales team to have up-to date information on Sales, Outstanding, Targets and Schemes

About

Pipe Calculator A1 Pro

This app provides a professional calculator for pipe trades, offering precise calculations for offsets, cutbacks, and material data. It includes 60 job-site calculators with to-scale diagrams and PDF export, supporting direct input in feet-inch-fraction, meters, or millimeters.

Highlights
  • Direct feet-inch-fraction, meter, millimeter input
  • Offsets and rolling offsets calculations
  • Fitting take-out, cutback, and end-to-end cut lengths
  • Built-in pipe material data tables
  • 60 job-site calculators with to-scale diagrams
  • Export calculations to PDF
  • Save and organize calculations by project
Features
Read full description

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. SUBSCRIPTION AND PRICING Pro unlocks all 60 Quantity calculators, PDF export, projects and backup. The calculator, converter, notes and a starter set of calculators in every category stay free. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.binaryandbricks.com/app/privacypolicy.html

Screenshots

Lead4 screens
Pipe Calculator A1 Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: Lead at none against Pipe Calculator A1 Pro's 3. On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Pipe Calculator A1 Pro sells 3 in-app purchases, starting at $2.99 per month. Lead asks for nothing beyond the download.

UpkeepUpdate frequency

Lead ships an update monthly, Pipe Calculator A1 Pro every 2 months. The most recent releases landed on October 1, 2026 and October 15, 2026 respectively.

Scorecard1 real difference · 9 level
Lead versus Pipe Calculator A1 Pro: the parameters behind the verdict, then further details
ParameterLeadPipe Calculator A1 Pro
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size32 MB77 MB
Age rating4+4+
DeveloperImran KhanBinary And Bricks Pvt Ltd

In-app purchases

None

Lead

No in-app purchases

3 purchases

Pipe Calculator A1 Pro

Subscriptions2
  • Pipe Calculator Monthly Sub$2.991 Month
  • Pipe Calculator Yearly Sub$14.991 Year
One-time1
  • Pipe Calculator Lifetime Access$24.99

Questions

Is Lead free?
Lead is free to download, with no in-app purchases.
Is Pipe Calculator A1 Pro free?
Pipe Calculator A1 Pro is free to download, with in-app purchases available.
Do Lead or Pipe Calculator A1 Pro have ads?
Neither Lead nor Pipe Calculator A1 Pro shows ads.
Which is updated more often, Lead or Pipe Calculator A1 Pro?
Lead ships an update monthly, and Pipe Calculator A1 Pro every 2 months. Most recently, Lead was updated on October 1, 2026 and Pipe Calculator A1 Pro on October 15, 2026.

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