CableCalc BS7671 Lite vs ExiCalculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CableCalc BS7671 Lite
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.
- 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
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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.
ExiCalculator
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Download the Endress+Hauser ExiCalculator and perform for free time consuming mathematical operations usually made by hand. It is easy, simple and intuitive! Use ExiCalculator during your engineering meetings and define in a click, the exact cable length you need to make the 2-wire concept safe in hazardous areas. Main advantages: - The data of 12 parameters derived from 3 components are already compiled in ExiCalculator which corresponds exactly to the information you need to perform the calculation - Less than a minute is the time you need to perform mathematical operations usually done by hand - You can retrieve in a click, a proof certifying that the 2-wire concept is safe
Screenshots
Verdict
The clearest difference is update cadence: ExiCalculator at every 10 months against CableCalc BS7671 Lite's every 34 months. CableCalc BS7671 Lite's advantage is iOS requirement (7.0 vs 15.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
CableCalc BS7671 Lite ships an update every 34 months, ExiCalculator every 10 months. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.
| Parameter | CableCalc BS7671 Lite | ExiCalculator |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 34 months | Every 10 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 7.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 1 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Castline Systems | Endress and Hauser Instruments International AG |
In-app purchases
CableCalc BS7671 Lite
No in-app purchases
ExiCalculator
No in-app purchases
Questions
Is CableCalc BS7671 Lite free?
Is ExiCalculator free?
Do CableCalc BS7671 Lite or ExiCalculator have ads?
Which is updated more often, CableCalc BS7671 Lite or ExiCalculator?
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