Pipe Tools vs P Numbers
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
P Numbers
Quickly access weldability grouping numbers for welding procedures and performance qualifications. This app provides data from authoritative sources like ASME Section IX and AWS B2.1.
- Base metal weldability grouping lookup
- Welding procedure qualification data
- Performance qualification data
- ASME Section IX Table QW/QB-422 data
- AWS B2.1 Table C1 and C2 data
- ISO/TR 20173 data
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P-Numbers: Quick lookup of base metal weldability grouping numbers for welding procedure and performance qualification. Data is provided by C-spec from the master source used for generation, proof-reading and maintenance of ASME Section IX Table QW/QB-422, AWS B2.1 Table C1 and C2, and ISO/TR 20173.
Screenshots
Verdict
The clearest difference is rating: P Numbers at 4.8 against Pipe Tools's 4.2. P Numbers also leads on in-app purchases (none vs 1) and review sentiment (100% vs 79%). Pipe Tools's advantage is ratings volume (20 vs 5). On price, update cadence, ads and monetization model 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
Both are free to download. Pipe Tools sells 1 one-off in-app purchase. P Numbers asks for nothing beyond the download.
P Numbers holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 20 and 5 respectively. Written reviews point the same way: 79% of Pipe Tools's written reviews are positive against 100% of P Numbers's.
Pipe Tools ships an update every 36 months, P Numbers every 39 months. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.
| Parameter | Pipe Tools | P Numbers |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (20 ratings) | 4.8 (5 ratings) — better |
| Positive reviews | 78.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 20 — better | 5 |
| Update frequency | Every 36 months — better | Every 39 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 43 MB | 13 MB |
| Age rating | 17+ | 4+ |
| Developer | Bri-Steel Manufacturing | ASMEIX CORPORATION |
Customer experience
Pipe Tools
P Numbers
In-app purchases
Pipe Tools
- Unlock Pro Tools$0.99
P Numbers
No in-app purchases
Questions
Is Pipe Tools free?
Is P Numbers free?
Which has better reviews, Pipe Tools or P Numbers?
Do Pipe Tools or P Numbers have ads?
Which is updated more often, Pipe Tools or P Numbers?
Other comparisons
