VoltForge vs Conduit Bend Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VoltForge
This app provides electricians with essential field calculators, up-to-date code references, and a job estimator. It offers tools for Ohm's Law, voltage drop, conduit bending, and wire ampacity, all accessible offline. Pro features are available as a one-time purchase.
- Ohm's Law & Voltage Drop Calculator
- Fraction & Wire Ampacity Tables
- Conduit Bending & Fill Calculators
- Wire Pull Tension Calculator
- NEC 2023 Quick Reference
- Job Estimator with PDF Export
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Built for the field, not the classroom. VoltForge puts precision calculators, NEC 2023 code references, and a professional job estimator in your pocket. Built for journeymen, master electricians, and apprentices who need fast, accurate answers on the job site. Launch pad home screen. Light and dark mode. Large tap targets. Fully offline. No ads. No subscriptions. FREE TOOLS OHM'S LAW & VOLTAGE DROP Solve for any value from any two inputs. Voltage drop supports 1-phase and 3-phase, copper and aluminum, 14 AWG to 500 kcmil, 120V to 600V. Auto-suggests correct wire size when over NEC 3% limit. Includes 3-phase kVA, kW, kVAR, and HP calculator. FRACTION CALCULATOR Tap-style keyboard with denominators from halves to 64ths. Add, subtract, multiply, and divide. Displays fraction and decimal simultaneously. WIRE AMPACITY TABLE NEC Table 310.15(B) for copper and aluminum, 14 AWG through 1000 kcmil. Includes derating calculator for conductor count and temperature correction table. PRO TOOLS - One-time $4.99, yours forever CONDUIT BENDING CALCULATOR All six bend types: 90 Stub, Back-to-Back, Offset, 3-Point Saddle, 4-Point Saddle, Rolling Offset. Enter measurements in feet and inches. Marks display in feet and fractions to the nearest 1/8". EMT 1/2" through 4". CONDUIT FILL CALCULATOR EMT, IMC, RMC, PVC 40/80, HDPE, LFMC up to 4". THHN/THWN, XHHW, RHH/RHW-2, THW/THHW up to 1000 kcmil. Shows fill %, jam ratio per NEC Ch.9, and ampacity derating warning for 4+ conductors. WIRE PULL TENSION CALCULATOR Build your pull route segment by segment. Calculates cumulative tension through straights and bends. Flags sidewall pressure violations. Pass/fail result with remedies when over limit. TRANSFORMER WIRING DIAGRAMS 7 configurations with schematic diagrams and field notes: 1-Phase 120/240V, 1-Phase 480V Step-Down, Delta-Wye, Wye-Delta, Delta-Delta, Wye-Wye, and Open Delta. Terminal reference and NEC field notes for each. NEC QUICK REFERENCE 20 searchable NEC 2023 sections: Working Clearances, Box Fill, GFCI, AFCI, Breaker Sizing, Feeder Sizing, Grounding, Service Entrance, Conduit Fill, Load Calculations, Motor Calculations, Panelboard Rules, Transformers, Torque Specs, and more. JOB ESTIMATOR + PDF EXPORT Material list with markup, labor, permit fee, and tax. Generates a professional PDF with company info, customer details, scope of work, line items, and signature blocks. Share via email, AirDrop, or any iOS share sheet. WHY VOLTFORGE - NEC 2023 - current code, not years-old data - Light and dark mode - tap to switch on the home screen - Fully offline - works anywhere, no signal needed - Fraction and feet/inches input - built for how electricians measure - No ads, no subscription - Pro is one purchase, forever - Large tap targets for gloved hands All calculations are for planning purposes. Always verify with your local AHJ.
Conduit Bend Calculator
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Conduit Bend Calculator is a fast, field-ready tool built for electricians who need accurate layouts without slowing down. Quickly calculate common conduit bends including 90° stub-ups, offsets, three-bend saddles, and four-bend saddles. Designed for real job site use with simple inputs and instant results. KEY FEATURES: • 90° Stub-Up calculations with automatic take-up • Offset bend spacing and shrink calculations • Three-bend saddle layout • Four-bend saddle layout for wider obstacles • Built-in conduit size support (EMT, Rigid, PVC) • Instant results with clean visual diagrams • Simple, easy-to-use interface designed for the field WHY USE THIS APP: Stop guessing, measuring twice, or wasting material. Get precise bend marks and spacing instantly so you can work faster and more efficiently. Whether you're an apprentice learning the trade or an experienced electrician, this app helps you make accurate bends every time.
Screenshots
Verdict
The clearest difference is in-app purchases: Conduit Bend Calculator at none against VoltForge's 1. VoltForge's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 26.4). On price and ads 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. VoltForge sells 1 one-off in-app purchase. Conduit Bend Calculator asks for nothing beyond the download.
| Parameter | VoltForge | Conduit Bend Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 26.4 |
| Further details — not scored | ||
| Size | 47 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Clark Allen | Timothy McCoy |
In-app purchases
VoltForge
- VoltForge Pro$4.99
Conduit Bend Calculator
No in-app purchases
Questions
Is VoltForge free?
Is Conduit Bend Calculator free?
Do VoltForge or Conduit Bend Calculator have ads?
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