Conduit Fill & Bending Calc
Box Fill, EMT Bend, Ampacity
Only for iPhone
Free · In‑App Purchases · Designed for iPhone
iPhone
Pipe fill in seconds. Bend marks that hit the first time. NEC-cited answers for fill, offsets, saddles, and 90s - 16 calculators built for the field, no signal needed.
Conduit Fill is a professional NEC code calculator for licensed electricians. Sixteen calculators in your pocket, every result cited to the NEC table or section it came from, every PDF inspector-ready.
WHAT YOU GET
- 16 NEC calculators: Pipe Fill %, Conduit Sizing, Voltage Drop, Wire Size, Box Fill, EGC Sizing, GEC Sizing, Motor FLA, Transformer Sizing, Generator Sizing, Pipe Bending, Service Entrance, Load Calculation, Ampacity Derate, Pull Tension, Ohm's Law.
- NEC year-aware. Switch between 2017, 2020, 2023, and 2026 in one tap and every calculator recalibrates.
- Inspector citations on every result. Chapter 9 Table 1 for fill, 310.16 for ampacity, 250.66 for GEC, 250.122 for EGC, 220.82 for dwelling load, 314.16(B) for box fill.
- Live cross-section visualization for Pipe Fill. Watch the conduit pack as you drop wires. Threshold haptics fire the moment you cross 40 percent.
- Quick Add tray. Tap a gauge, that wire is in the conduit. Auto-Phase rotates Black, Red, Blue across hot taps. Quick combos drop entire circuit groups in one tap.
- Field Mode. Glove-friendly buttons, haptic confirms, larger taps for the job site.
- Inspector-ready PDF exports. Stamped with your name, license number, and state.
- Projects with photos. Group calculations under a job, attach panel and splice photos, export the whole bundle.
- Built for offline. Every NEC table is on-device. Works in basements, crawlspaces, mechanical rooms, and remote sites.
DEEP NEC COMPLIANCE
- Chapter 9 Note 5 nipple rule (60% on 24-inch and shorter runs)
- Note 9 multiconductor cable rule
- Note 4 bare-conductor dimensions
- Separate TW (60C) and THW (75C) jacket sizing
- 2020 NEC 314.16(B)(5) quarter-volume EGC sets
- Full Polywater straight-pull formula with vertical-riser support
PRICING
Try Yearly free for 7 days, then $9.99 per year. Or pay $19.99 once for Lifetime and never see this screen again. Monthly is $3.99.
PRIVACY
No accounts. No sign-in. No tracking. No analytics. Your projects, calculations, and license stamp live on your device only. We do not collect or transmit your data.
NOT ENGINEERING ADVICE
Conduit Fill is a reference and calculation tool. It is not a substitute for the NEC, the Authority Having Jurisdiction, or the judgment of a licensed electrician or engineer. Final responsibility for any installation rests with the licensed installer of record.
TERMS & PRIVACY
Privacy Policy: https://pandataps.com/privacy/conduit-fill
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
- Shareable bend cards get a refreshed look
- Minor improvements and fixes under the hood
Same NEC-accurate math for pipe fill, bending, and all 16 calculators. Questions or ideas? We read every review.
The developer, Panda Taps LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Panda Taps LLC
- Size
- 11.1 MB
- Category
- Utilities
- Compatibility
Requires iOS 18.6 or later.
- iPhone
Requires iOS 18.6 or later. - Mac
Requires macOS 15.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.6 or later.
- iPhone
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Conduit Fill Pro Yearly $9.99
- Conduit Fill Pro Monthly $3.99
- Conduit Fill Pro Lifetime $19.99
- Copyright
- © 2026 Panda Taps LLC