Comparison

UTCal vs ProPump

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

Head to head
About

UTCal

Features
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Your UT Bible, built for the field. Skip distance, D1.1 acceptance, beam path diagrams, encoder calibration, pipe data, and code criteria — offline, right in your pocket. Built by a working NDT tech for working NDT techs. No account. No internet. No subscription. Runs entirely on-device. CALCULATOR • Skip distance, half skip, and full skip for any angle and thickness • Beam spread — near-field distance, half-angle, and full spread • AWS D1.1 indication rating • Fracture mechanics — critical flaw size & ASME VIII Div 2/3 evaluation • Transfer correction (dB) • Encoder step resolution converter — steps/mm ↔ steps/in, with target-distance conversion for OmniScan calibration • Imperial and metric — switch units anytime BEAM PATH DIAGRAM • Interactive cross-section of your beam path through the material • Drag the probe to see coverage and position change in real time • Rotate to landscape for a fullscreen diagram WELD OVERLAY • Overlay Single V or Double V weld joint profiles on the beam path diagram • 5 standard weld presets, or enter custom bevel angle, root opening, and root face • Index offset — see where your probe index point sits relative to the weld centerline PIPE DATA • NPS 1/8" through 48" per ASME B36.10M • OD, ID, wall thickness, and scan length for every standard schedule • Stainless steel schedules where wall thickness differs from carbon steel (dual ASME standard support) • Apple Watch companion — quick pipe lookups on your wrist CODE ACCEPT/REJECT CRITERIA • ASME Section V, Article 4 • ASME B31.3 — Process Piping • AWS D1.1 — Structural Welding • API 1104 — Pipeline Welding • Inches and millimeters, side by side SETUPS & HISTORY • Build and save complete job setups — material, angle, frequency, weld geometry, and notes • Save calculation results with names and notes, then recall them in one tap for your records • Custom presets for your most-used configurations FREE & PRO • Free to download — skip distance, Snell's law, and a hands-on trial of every Pro tool • The full pipe chart is free for your first 10 lookups, then part of Pro • UTCal Pro unlocks unlimited use of everything: the full pipe chart, saved calculation history, custom presets & weld builder, encoder calculator, fracture mechanics, beam path diagrams, weld overlay, the full code library, and the Apple Watch app • One-time purchase — no subscription, ever WHY UTCAL • Built by a UT tech who got tired of doing skip math on a paper napkin • Works on the roof, in the ditch, in the shop — no signal required • Updated for the latest ASME, AWS, and API editions Questions or feature requests: support.utcal@carboncode.app

About

ProPump

Features
Read full description

Designed specifically for professional water well installers, drillers, and pump technicians, PumpSizer Pro is the essential tool for accurate pump selection and system design. Calculate Total Dynamic Head (TDH) quickly and accurately with built-in formulas for friction loss, elevation, pressure, and velocity head. Select the right pump for residential, commercial, and agricultural applications with direct support for leading brands including **Pentair, Flint & Walling, Goulds, and Franklin Electric**. Key Features: • Precise Total Dynamic Head (TDH) calculator • Pump performance and selection recommendations • Direct compatibility with Pentair, Flint & Walling, Goulds, and Franklin Electric pumps • Friction loss calculations for different pipe sizes and materials • Water level drawdown analysis • Multiple unit support (Imperial & Metric) • Save and load project files for easy reference on the job Whether you're sizing a new installation or troubleshooting an existing system, PumpSizer Pro helps you choose the correct pump the first time — saving time, reducing costly mistakes, and ensuring optimal system performance. Built by professionals, for professionals. By subscribing you agree to our Privacy Policy and Terms of Use. Privacy Policy: https://sites.google.com/bluediamondfab.com/privacypolicy/home Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

UTCal4 screens
ProPump4 screens

Verdict

The call

The clearest difference is update cadence: ProPump at every 3 days against UTCal's fortnightly. ProPump also leads on iOS requirement (15.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. UTCal sells 1 one-off in-app purchase and ProPump sells 11 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

UTCal ships an update fortnightly, ProPump every 3 days. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.

Scorecard2 real differences Ā· 4 level
UTCal versus ProPump: the parameters behind the verdict, then further details
ParameterUTCalProPump
PriceFreeFree
Update frequencyFortnightlyEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, Apple WatchiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size3 MB75 MB
Age rating4+4+
DeveloperTomas RamirezBrandon Wright

In-app purchases

1 purchases

UTCal

One-time1
  • UTCal Pro$14.99
11 purchases

ProPump

Subscriptions11
  • ProPump Goulds Monthly Subscription14 Days trial$4.991 Month
  • ProPumpPentair Monthly Subscription14 Days trial$4.991 Month
  • Franklin Monthly Subscription14 Days trial$4.991 Month
Show 8 more
  • F&W Monthly Subscription14 Days trial$4.991 Month
  • ProPump Goulds Yearly Subscription14 Days trial$44.991 Year
  • ProPump Pentair Yearly Subscription14 Days trial$49.991 Year
  • Franklin Yearly Subscription14 Days trial$49.991 Year
  • F&W Yearly Subscription14 Days trial$49.991 Year
  • ProPump Small Team Subscription14 Days trial$149.001 Month
  • ProPump Growth Team Subscription14 Days trial$279.001 Month
  • ProPump Large Team Subscription14 Days trial$679.001 Month

Questions

Is UTCal free?
UTCal is free to download, with in-app purchases available.
Is ProPump free?
ProPump is free to download, with in-app purchases available.
Do UTCal or ProPump have ads?
Neither UTCal nor ProPump shows ads.
Which is updated more often, UTCal or ProPump?
UTCal ships an update fortnightly, and ProPump every 3 days. Most recently, UTCal was updated on September 15, 2026 and ProPump on September 8, 2026.

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