Tabletop Infrastructure Viewer vs Electric Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tabletop Infrastructure Viewer
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• Access Tabletop Infrastructure Designer 3D scenes • Display 3D scenes using bleeding edge rendering technologies for mobile devices • Easily navigate 3D scenes containing structures, devices and other elements related to electrical infrastructure design and maintenance • Zoom into any element within the 3D scene to gain additional insight and leave annotations • Rendering of workers, vehicles, barricades and work site setup • Access to hundreds of items used to construct scenes: View • Add voice and text annotations to the scene elements • Collaborate with other project users • Make incremental improvements to scenes to ensure Project success
Electric Master
This app provides electrical code calculations and a panel planner for electricians. It offers 20 calculators for wire sizing, conduit fill, box fill, and more, all working offline. Generate PDF reports with your logo for inspectors and clients.
- 20+ electrical code calculators
- Offline functionality
- Panel planner and schedule
- PDF report generation
- Supports multiple electrical codes
- No account or ads required
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Every answer names the code table it came from — 310.16, Chapter 9, 250.122, Article 220 — so you can check it, cite it to an inspector, and learn it. That is the whole point. 20 calculators and a full panel planner. All of it works with no signal, in a basement, on a roof, in a crawlspace. PANEL PLANNER + PANEL SCHEDULE Lay out the actual board on screen. Drag breakers, GFCI/AFCI devices, busbars and terminals onto the rail, wire them up, name every circuit. Then export a PDF with your logo: panel schedule, board drawing and a parts list, ready to hand over. NO ACCOUNT, NO ADS - VOLTAGE DROP — branch and feeder circuits, instant 3%/5% check - AMPACITY — NEC Table 310.16 lookup, every size and insulation type - GROUND WIRE — equipment grounding conductor per 250.122 - OHM'S LAW and POWER TRIANGLE - THREE PHASE - PANEL PLANNER — free to enter and draw, core devices included MORE CALCULATORS - WIRE SIZING — the right conductor for the circuit, accounting for ampacity and temperature - CONDUIT FILL — EMT, IMC, RMC, PVC and flexible raceway - CONDUIT BENDING — 9 bend types (90°, offset, 3- and 4-point saddle, rolling offset, concentric, back-to-back, parallel offsets, matching centers), bender presets and an on-screen level - BOX FILL — junction box sizing per 314.16 - DWELLING LOAD — service sizing per Article 220 - NON-DWELLING DEMAND — commercial load calculation - SERVICE ENTRANCE — service and feeder sizing - GROUNDING ELECTRODE — per 250.66 - DERATING — temperature and conduit-fill factors - MOTOR — branch circuit protection per Article 430 - TRANSFORMER — overcurrent protection per Article 450 - FAULT CURRENT — available short-circuit current - EV CHARGER — EVSE branch circuit and load - SELECTIVITY — protective device coordination FOUR CODES, ONE APP NEC 2023 and 2026 - CEC 2024 (CSA C22.1) - BS 7671 - DIN VDE 0100. The app picks the right one for your region, and you can switch any time. Nobody else carries all four. PAY ONCE IF YOU WANT TO Every calculator gives you one free visit first, so you can check the math against your own book before you decide. Then choose a one-time Lifetime purchase and never see a subscription again — or pay yearly or monthly if you prefer. BUILT FOR THE TRUCK, NOT THE OFFICE - 100% offline. No internet, no account, no sign-up. - No ads. No tracking. No data collected. - PDF reports with your company logo and license number, US Letter or A4 - History with job names, side-by-side comparison, Siri Shortcuts, Home Screen widget Not affiliated with, endorsed by, or sponsored by the NFPA, CSA Group or the IET. NEC and National Electrical Code are registered trademarks of the National Fire Protection Association, Inc. Always verify against the adopted code edition in your jurisdiction. Terms: https://laborsam.com/apps/electric-master/terms Privacy: https://laborsam.com/apps/electric-master/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Tabletop Infrastructure Viewer at none against Electric Master's 3. Tabletop Infrastructure Viewer also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads 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
Both are free to download. Electric Master sells 3 in-app purchases, starting at $9.99 per month. Tabletop Infrastructure Viewer asks for nothing beyond the download.
Tabletop Infrastructure Viewer ships an update weekly, Electric Master every 11 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.
| Parameter | Tabletop Infrastructure Viewer | Electric Master |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.6 (5 ratings) — better |
| Number of ratings | — | 5 — better |
| Update frequency | Weekly — better | Every 11 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 340 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | 3DInternet Inc. | Yusuf Can Samiloglu |
In-app purchases
Tabletop Infrastructure Viewer
No in-app purchases
Electric Master
- Pro Monthly — All Calculators$9.991 Month
- Pro Yearly — All Calculators$59.991 Year
- Pro Lifetime — All Calculators$119.99
Questions
Is Tabletop Infrastructure Viewer free?
Is Electric Master free?
Do Tabletop Infrastructure Viewer or Electric Master have ads?
Which is updated more often, Tabletop Infrastructure Viewer or Electric Master?
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