Comparison

ThreadFon Multi vs Piping Engineer's Toolbox

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

Head to head
About

ThreadFon Multi

This tool provides detailed insights into metric, inch, pipe, and trapezoidal cylindrical threads based on ISO and ASME standards. It helps users efficiently determine essential thread specifications for various thread types.

Highlights
  • ISO Metric thread support
  • Unified Inch thread support
  • Pipe thread support
  • Trapezoidal thread support
  • Based on ISO 965 and ASME B1.1 standards
  • Determines fundamental thread parameters
Features
Read full description

This application now supports ISO Metric, Unified Inch, Pipe, and Trapezoidal Thread Tolerances, providing detailed insights into the fundamental parameters of metric, inch, pipe, and trapezoidal cylindrical threads. Built on the ISO 965 standard, ASME/ANSI B1.1 standard, ISO 228, ANSI/ASME B1.20.1, ГОСТ 6357-81, and GOST 24737-81 standard. Designed for precision and ease, this tool helps you efficiently determine essential thread specifications for metric, unified inch, pipe, and trapezoidal threads.

About

Piping Engineer's Toolbox

Features
Read full description

Piping Engineer's Toolbox delivers instant, reliable access to comprehensive dimensional, weight, and design data for 72 standard ASME piping components — right at your fingertips. Trusted by engineers and companies worldwide, Piping Engineer's Toolbox has built its reputation on accuracy, consistency, and up-to-date technical data. The app provides detailed specifications aligned with the latest ASME standards, covering Metric, U.S. Customary, and Inch Fraction units across NPS and DN pipe sizes. From pipes and valves to flanges and fittings, Piping Engineer's Toolbox puts everything you need for engineering and field work in one place. Key Features: Extensive ASME specifications, including pipe dimensions (ASME B36.10M/19M-2004), flanges (ASME B16.5-2013), and fittings (ASME B16.9-2007) Full support for welded, threaded, and socket-welded fittings Detailed valve dimensions and weights for gate, globe, butterfly, check, and control valves Non-metallic rings, spiral wound gaskets, and RTJ rings for multiple flange types Complete weight data for pipes, flanges, and valves across various configurations Built for professionals in the piping and engineering industries, Pipedata combines precision, speed, and versatility in one intuitive, easy-to-navigate app. In-App Purchase: Lifetime Premium Privacy Policy: https://privacypolicy50.wordpress.com/privacy-policy-subscription/ Terms & Conditions: https://privacypolicy50.wordpress.com/terms-and-condition/

Screenshots

ThreadFon Multi4 screens
Piping Engineer's Toolbox4 screens

Verdict

The call

The clearest difference is price: ThreadFon Multi at Free against Piping Engineer's Toolbox's $4.99. ThreadFon Multi also leads on update cadence (monthly vs every 21 months) and iOS requirement (12.0 vs 15.6). On 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

ThreadFon Multi is free to download; Piping Engineer's Toolbox costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ThreadFon Multi ships an update monthly, Piping Engineer's Toolbox every 21 months. The most recent releases landed on September 9, 2026 and September 19, 2026 respectively.

Scorecard3 real differences · 7 level
ThreadFon Multi versus Piping Engineer's Toolbox: the parameters behind the verdict, then further details
ParameterThreadFon MultiPiping Engineer's Toolbox
PriceFree — better$4.99
Rating3.8 (4 ratings) — better—
Positive reviews80.0% of reviews—
Number of ratings4 — better—
Update frequencyMonthly — betterEvery 21 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.6
Further details — not scored
Size43 MB57 MB
Age rating4+4+
DeveloperDmitriy TrofimovAshvin Kevadiya

In-app purchases

None

ThreadFon Multi

No in-app purchases

None

Piping Engineer's Toolbox

No in-app purchases

Questions

Is ThreadFon Multi free?
ThreadFon Multi is free to download, with no in-app purchases.
Is Piping Engineer's Toolbox free?
Piping Engineer's Toolbox costs $4.99, with no in-app purchases.
Do ThreadFon Multi or Piping Engineer's Toolbox have ads?
Neither ThreadFon Multi nor Piping Engineer's Toolbox shows ads.
Which is updated more often, ThreadFon Multi or Piping Engineer's Toolbox?
ThreadFon Multi ships an update monthly, and Piping Engineer's Toolbox every 21 months. Most recently, ThreadFon Multi was updated on September 9, 2026 and Piping Engineer's Toolbox on September 19, 2026.

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