# Tabletop Infrastructure Viewer vs Electric Master

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.

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.

## The numbers

| Metric | Tabletop Infrastructure Viewer | Electric Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.6 (5 ratings)](https://appshunter.io/ios/app/electric-master-nec-panel/id6760935722/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 11 days |
| Monetization | — | Free with in-app purchases |
| Size | 340 MB | 73 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [3DInternet Inc.](https://appshunter.io/developer/954601443) | [Yusuf Can Samiloglu](https://appshunter.io/developer/1863275820) |

## What reviewers say

### Tabletop Infrastructure Viewer

[App page](https://appshunter.io/ios/app/tabletop-infrastructure-viewer/id6514329377)

**In-app purchases:** none


### Electric Master

[App page](https://appshunter.io/ios/app/electric-master-nec-panel/id6760935722)

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.

**Highlights:** 20+ electrical code calculators, Offline functionality, Panel planner and schedule, PDF report generation, Supports multiple electrical codes, No account or ads required

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly — All Calculators | $9.99 | per month |
| Pro Yearly — All Calculators | $59.99 | per year |
| Pro Lifetime — All Calculators | $119.99 | one-time |


## Frequently asked questions

### Is Tabletop Infrastructure Viewer free?

Tabletop Infrastructure Viewer is free to download, with no in-app purchases.

### Is Electric Master free?

Electric Master is free to download, with in-app purchases available.

### Do Tabletop Infrastructure Viewer or Electric Master have ads?

Neither Tabletop Infrastructure Viewer nor Electric Master shows ads.

### Which is updated more often, Tabletop Infrastructure Viewer or Electric Master?

Tabletop Infrastructure Viewer ships an update weekly, and Electric Master every 11 days. Most recently, Tabletop Infrastructure Viewer was updated on November 8, 2026 and Electric Master on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*