Comparison

Pipe Kit Offset Calculator Pro vs Trades

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

Head to head
About

Pipe Kit Offset Calculator Pro

Calculate pipe offsets, weight, and fittings with precision. Features real-time updates, interactive 3D visualization, and multiple input modes for engineers and plumbers. Save and restore previous calculations.

Highlights
  • Offset Calculator
  • Interactive 3D Chart
  • Real-Time Results
  • Multiple Input Modes
  • Manufacturing Details
  • History & Restore
Features
Read full description

Pipe Calculator is a powerful and easy-to-use tool designed for engineers, plumbers, and pipe professionals. Calculate pipe offset, weight, and fittings with precision using real-time updates and interactive 3D visualization. KEY FEATURES • Offset Calculator – accurate offset calculations with improved geometry models • Interactive 3D Chart – zoom, pan, and rotate pipe layouts • Real-Time Results – instant updates on input changes • Multiple Input Modes – OD/2, DN + standard, explicit CLR, direct takeout • Manufacturing Details – includes elbow type, CLR assumptions, and calculation source • History & Restore – save and reload previous calculations Designed for speed, accuracy, and simplicity. Perfect for on-site and field work. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://privacy-policy.yanchengang00.workers.dev/apps/pipe/

About

Trades

Features
Read full description

The only app that replaces your Construction Master Pro AND gives you code-aware calculators for every trade — electrical, concrete, framing, plumbing, HVAC, and welding. All in one app. No subscriptions. Ever. TRY BEFORE YOU BUY Download free and get 1 working calculator from each of the 6 trade packs. No credit card. No time limit. See if it works for your job site before you spend a dime. WHAT'S INSIDE Electrical Pack — 11 Calculators Wire ampacity (NEC Table 310.16), voltage drop, conduit fill, box fill, motor circuit sizing, residential load calculation, transformer KVA, EVSE load, Ohm's law solver, parallel resistance, BTU-kWh converter. Edition-aware: NEC 2017, 2020, 2023, and 2026. Concrete Pack — 10 Calculators Slab volume, footing volume, minimum PSI by application (ACI 318-19 exposure classes), rebar spacing, footing size by soil bearing, water-cement ratio, concrete order calculator, post hole calculator, block/CMU wall, formwork estimator. Supports IBC 2018, 2021, and 2024. Framing Pack — 8 Calculators Rafter length with bird's mouth check, header sizing (IRC R602.7), board feet, stud count with California corners, floor joist span (IRC R502.3.1), roof pitch to angle with material minimums, stair stringer with IRC code checks, compound miter for crown molding. Supports IRC 2018, 2021, and 2024. Plumbing Pack — 9 Calculators Pipe sizing by flow, pressure drop (Hazen-Williams), DWV drain pipe sizing, water heater sizing, DFU count, thermal expansion, WSFU count, gas pipe sizing (IFGC), pipe offset with rolling offset support. Code-aware: IPC 2021/2024 and UPC 2021/2024. HVAC Pack — 10 Calculators BTU rule of thumb, CFM per room, duct sizing (equal friction), refrigerant charge (superheat and subcooling with R-454B, R-410A, R-32 support), static pressure, equipment tonnage, sensible heat ratio, SEER2 operating cost with DOE regional minimums, psychrometric calculator, gas pipe sizing for HVAC equipment. Based on ACCA Manual J 8th Edition. Welding Pack — 11 Calculators TIG/MIG amperage by thickness, stick (SMAW) amperage by electrode, wire feed speed, heat input (kJ/in per AWS D1.1), preheat temperature/carbon equivalent, shielding gas flow rate, filler metal selection with D1.1 prequalified status, fillet weld strength (ASD/LRFD), filler metal weight estimator, welding cost calculator, FCAW parameters. Supports AWS D1.1-2020 and D1.1-2025. REFERENCE TABLES INCLUDED Browse NEC, IRC, IPC, AWS, and ACI code tables right in the app. No flipping through codebooks. Tables include NEC 310.16 ampacity, IRC joist spans, IPC DFU values, AWS preheat tables, ACI exposure class requirements, and more. WHY TRADES: CALC? No subscriptions. Construction Master Pro charges $35/year. We charge once. All trades in one app. Stop juggling 5 separate apps on the job site. Code-aware. Pick your NEC edition (2017–2026). Toggle IPC vs UPC (2021/2024). Select your IRC year (2018–2024). Choose AWS D1.1-2020 or 2025. The app knows which code you're working under. Accurate. Every formula audited against primary code sources — NEC 2026, ACI 318-19, IRC 2024, IPC 2024, AWS D1.1-2025. Works offline. Every calculation runs locally. No internet required. No account required. PRICING Free — 1 calculator per pack (6 total) + browse the app Core Unlock ($9.99) — Full app + reference tables + choose 1 free trade pack Additional Packs ($6.99 each) — Add any trade you need All Access ($34.99) — Everything. All 59 calculators. All reference tables. All future content. Forever. All calculations are for reference only. Verify results with your AHJ and a licensed professional.

Screenshots

Pipe Kit Offset Calculator Pro4 screens
Trades4 screens

Verdict

The call

The clearest difference is iOS requirement: Pipe Kit Offset Calculator Pro at 15.0 against Trades's 17.0. 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 Kit Offset Calculator Pro sells 2 in-app purchases, starting at $1.99 per month and Trades sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 8 level
Pipe Kit Offset Calculator Pro versus Trades: the parameters behind the verdict, then further details
ParameterPipe Kit Offset Calculator ProTrades
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyFortnightly—
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size36 MB4 MB
Age rating12+4+
Developer成昂 闫Paul Gregory

In-app purchases

2 purchases

Pipe Kit Offset Calculator Pro

Subscriptions2
  • Pipe Kit Pro Monthly$1.991 Month
  • Pipe Kit Pro Yearly$17.991 Year
8 purchases

Trades

One-time8
  • Electrical Pack$6.99
  • Concrete Pack$6.99
  • Welding Pack$6.99
Show 5 more
  • Plumbing Pack$6.99
  • Framing Pack$6.99
  • HVAC Pack$6.99
  • App Unlock$9.99
  • All Access$34.99

Questions

Is Pipe Kit Offset Calculator Pro free?
Pipe Kit Offset Calculator Pro is free to download, with in-app purchases available.
Is Trades free?
Trades is free to download, with in-app purchases available.
Do Pipe Kit Offset Calculator Pro or Trades have ads?
Neither Pipe Kit Offset Calculator Pro nor Trades shows ads.

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