# CableCalc BS7671 Lite

> Electrical cable circuit calculation and checks for twin and earth PVC cable. (iPhone/iPad app by Castline Systems.)

- Source: https://appshunter.io/ios/app/cablecalc-bs7671-lite/id561044556 (this page in markdown: same URL + `.md`)
- Developer: [Castline Systems](https://appshunter.io/developer/561044559)
- Category: Business, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 7.0 · 1 MB
- Languages: American English
- Released: 2012-10-03
- Data updated: 2026-06-05
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/cablecalc-bs7671-lite/id561044556/reviews.md

## What is CableCalc BS7671 Lite?

CableCalc BS7671 for iPhone is a mobile version of our popular Windows CableCalc software.

This free app will calculate ring, radial and lighting circuits wired in twin and earth or 3 core and earth pvc cable up to 16mm. Calculations and checks include current carrying capacity, volt drop, correction factors, operating temperature, maximum Zs and minimum cpc size with a detailed summary.

CableCalc is a registered Trade Mark of Castline Systems.

## Key features

- Ring, radial, and lighting circuit calculations
- Current carrying capacity checks
- Volt drop calculations
- Correction factor application
- Operating temperature analysis
- Maximum Zs and minimum cpc size checks
- Detailed summary of results

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/cablecalc-bs7671-lite/id561044556/reviews.md

### 5/5 — Excellent app

*2012-10-14*

Does what it says. Very useful!

## Frequently asked questions about CableCalc BS7671 Lite

### What electrical circuits can CableCalc BS7671 Lite calculate?

CableCalc BS7671 Lite can calculate ring, radial, and lighting circuits. It supports twin and earth or 3 core and earth PVC cable up to 16mm.

### What checks does CableCalc BS7671 Lite perform?

The app performs checks for current carrying capacity, volt drop, correction factors, operating temperature, maximum Zs, and minimum cpc size.

### What devices is CableCalc BS7671 Lite available on?

CableCalc BS7671 Lite is available for iPhone and iPod devices.

### Is CableCalc BS7671 Lite free to use?

Yes, CableCalc BS7671 Lite is a free application.

### When was CableCalc BS7671 Lite last updated?

The app was last updated on August 1, 2015, with version 1.1.

### What is the age rating for CableCalc BS7671 Lite?

CableCalc BS7671 Lite has an age rating of 4+.

### Does CableCalc BS7671 Lite have ads?

No, CableCalc BS7671 Lite does not contain advertisements.

### What information does the detailed summary in CableCalc BS7671 Lite provide?

The detailed summary provides a comprehensive overview of all the calculations and checks performed for the selected electrical circuit.

## Version history (last 2 releases)

### 1.1 — 2015-08-01

This app has been updated by Apple to display the Apple Watch app icon.

Updated for BS7671 amendment 3, newer iOS versions.

### 1.0.0 — 2012-10-03

No release notes.

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## More apps by Castline Systems

- [CableCalc BS7671](https://appshunter.io/ios/app/cablecalc-bs7671/id665882941)

All apps by Castline Systems: https://appshunter.io/developer/561044559

## Related topics

[cablecalc bs7671 lite](https://appshunter.io/ios/topics/cablecalc-bs7671-lite)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-05.*