Comparison

Pipe Tools vs Quel

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

Head to head
About

Pipe Tools

This app provides a comprehensive steel pipe handbook with charts for wall thickness, mass, and pressure calculations. It facilitates quick conversions and cost comparisons, allowing users to prepare and send customized PDF quotes for pipe sales.

Highlights
  • Steel pipe charts (wall thickness, mass)
  • Unit conversions (feet, meters, pounds, kg)
  • Pipe cost comparison
  • Customizable PDF quote generation
  • Mechanical and hardness conversions
  • Pressure and wall thickness calculations
Features
Read full description

Steel Pipe Handbook that fits in your pocket! Great tool for pipe purchasers & sales, pipe manufacturers, pipe yard inspectors, fabricators, oilfield workers, NDE techs, truck operators, designers, heat treaters, and engineers. Steel pipe charts for wall thickness (inch & mm) and pipe mass (lb/ft and kg/m) from ASME B36.10M, and casing and tubing charts from API 5CT. Quick conversion between feet, metres, pounds, kilograms, CWT, net tons, metric tonnes for any pipe size. Compare pipe costs $/ft, $/m, $/lb, $/kg, $/CWT, $/net ton, $/metric tonne for your pipe size. Prepare quotes for pipe sales and send customized pdf to your customers - all from within the app! Info from various pipe specs (ASTM, CSA, API, NACE) Mechanical conversions (for strength & toughness). Calculator for Carbon Equivalents. Hardness conversions (scales include HRBW, HRC, HV, HBW, UTS) Calculate the weight of a truckload of steel pipe. Check typical AISI alloy content. Calculate the weight & buoyancy of pipe including its coatings and contents. Calculate ASME B31.3 maximum pressures and minimum wall thicknesses. www.bri-steel.com sales@bri-steel.com 2020 Bri-Steel Manufacturing, All Rights Reserved

About

Quel

Features
Read full description

Quel is your all-in-one engineering toolkit for instrumentation and controls. Designed for process engineers, control engineers, and instrumentation specialists, Quel brings powerful sizing and calculation tools into one streamlined app. Whether you're working on valves, orifice plates, or temperature sensors, Quel helps you size, calculate, and verify with speed and accuracy. KEY FEATURES • Control Valve Sizing – Quickly determine Cv, flow conditions, and check for subcritical or critical operation. • Valve Performance Calculator – Evaluate installed gain, rangeability, and operating point across the full stroke range. • Orifice Plate Sizing – Built-in ISO 5167 calculations for DP, Beta ratio, and flowrate in engineering units. • Temperature Sensors – RTD and thermocouple resistance and millivolt reference tables for common sensor types. • Unit Conversions – Instant conversions across pressure, temperature, flow, and volume to simplify day-to-day calculations. • Save & Export – Save calculation results to history, export as PDF or text for documentation and field reports. • Engineering References – Quick guides and formulas used in the field for sizing and troubleshooting. WHY QUEL? • Fast & Reliable – Save time in the field or office with ready-to-use sizing tools. • Accurate – Built around standard engineering methods (ISA, IEC, API, ISO, ASME). • Practical – Designed by engineers, for engineers, with workflows that match real projects. • Portable – A professional-grade toolkit in your pocket, whether you're commissioning, troubleshooting, or reviewing designs. With Quel, you work smarter and more confidently on process control projects, knowing your sizing and calculations are consistent with industry standards.

Screenshots

Pipe Tools4 screens
Quel4 screens

Verdict

The call

The clearest difference is update cadence: Quel at every 5 days against Pipe Tools's every 36 months. On price, ads, in-app purchases 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 Tools sells 1 one-off in-app purchase and Quel sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Pipe Tools ships an update every 36 months, Quel every 5 days. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.

Scorecard1 real difference · 9 level
Pipe Tools versus Quel: the parameters behind the verdict, then further details
ParameterPipe ToolsQuel
PriceFreeFree
Rating4.2 (20 ratings) — better—
Positive reviews78.6% of reviews—
Number of ratings20 — better—
Update frequencyEvery 36 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.1 — better15.6
Further details — not scored
Size43 MB7 MB
Age rating17+4+
DeveloperBri-Steel ManufacturingGuillermo Alvarado

In-app purchases

1 purchases

Pipe Tools

One-time1
  • Unlock Pro Tools$0.99
3 purchases

Quel

Subscriptions2
  • Quel Monthly Plan$9.991 Month
  • Quel Yearly Plan$69.991 Year
One-time1
  • Full Access$4.99

Questions

Is Pipe Tools free?
Pipe Tools is free to download, with in-app purchases available.
Is Quel free?
Quel is free to download, with in-app purchases available.
Do Pipe Tools or Quel have ads?
Neither Pipe Tools nor Quel shows ads.
Which is updated more often, Pipe Tools or Quel?
Pipe Tools ships an update every 36 months, and Quel every 5 days. Most recently, Pipe Tools was updated on October 8, 2026 and Quel on October 11, 2026.

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