# CableCalc BS7671 Lite vs Cable Calculator

The clearest difference is update cadence: Cable Calculator at every 2 months against CableCalc BS7671 Lite's every 34 months. CableCalc BS7671 Lite's advantage is iOS requirement (7.0 vs 11.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CableCalc BS7671 Lite ships an update every 34 months, Cable Calculator every 2 months. The most recent releases landed on September 18, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | CableCalc BS7671 Lite | Cable Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 1 MB | 16 MB |
| Requires iOS | **7.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Castline Systems](https://appshunter.io/developer/561044559) | [KlausFaberAG](https://appshunter.io/developer/905213428) |

## What reviewers say

### CableCalc BS7671 Lite

[App page](https://appshunter.io/ios/app/cablecalc-bs7671-lite/id561044556)

This app calculates electrical circuits, including current carrying capacity, volt drop, and correction factors for PVC cable. It provides a detailed summary of checks for ring, radial, and lighting circuits.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases:** none


### Cable Calculator

[App page](https://appshunter.io/ios/app/cable-calculator/id972631396)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CableCalc BS7671 Lite free?

CableCalc BS7671 Lite is free to download, with no in-app purchases.

### Is Cable Calculator free?

Cable Calculator is free to download, with no in-app purchases.

### Do CableCalc BS7671 Lite or Cable Calculator have ads?

Neither CableCalc BS7671 Lite nor Cable Calculator shows ads.

### Which is updated more often, CableCalc BS7671 Lite or Cable Calculator?

CableCalc BS7671 Lite ships an update every 34 months, and Cable Calculator every 2 months. Most recently, CableCalc BS7671 Lite was updated on September 18, 2026 and Cable Calculator on September 28, 2026.

---

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