Building Wire Reliability Calc vs CurrentMate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Building Wire Reliability Calc
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Upgrade or upsize cables for critical infrastructure applications such as Data Centers, Healthcare Facilities, Wastewater Treatment Plants, Ports & Airports, or any heavily loaded systems.
CurrentMate
This app provides electricians with essential tools for quick calculations and references on the job. It includes calculators for Ohm's Law, wire sizing, voltage drop, and conduit fill, along with conduit bending guides and quick reference tables. Designed for speed and offline use, it aims to streamline field work.
- Ohm's Law calculator
- Wire sizing and voltage drop calculations
- Conduit fill and bending tools
- Quick reference tables
- Offline functionality
- Fast and easy to use
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CurrentMate is a simple, fast tool built for electricians who just need answers quick, all in one spot. No clutter, just the stuff you actually use on the job. Calculators: Ohm's Law calculator Construction Calculator Wire sizing (continuous & non-continuous loads) Voltage drop (single & three phase) Transformer KVA wire sizing EGC / GEC / bonding Conduit fill (multiple wire sizes supported) Box fill (multiple wire sizes supported) Conduit Bending: 90° stub 90° Back-to-back Kick 90° Offsets Parallel offsets Rolling offsets 3 bend saddles 4 bend saddles Quick References: 3-phase circuit colors Ampacity table (75°C focused) Offset multipliers 90° bending reference (deduct & shrink) Rigid precut & thread formula RJ45 wiring (T568A / T568B) Built to be fast, offline, and easy to use in the field. Important: CurrentMate is a reference tool designed to support electricians in the field. It does not replace the NEC, local codes, or professional judgment. Results should always be verified before performing work. Use of this app is at your own risk.
Screenshots
Verdict
The clearest difference is price: Building Wire Reliability Calc at Free against CurrentMate's $4.99. CurrentMate's advantage is update cadence (every 6 days vs every 3 weeks). On ads, in-app purchases, device support and iOS requirement 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
Building Wire Reliability Calc is free to download; CurrentMate costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Building Wire Reliability Calc ships an update every 3 weeks, CurrentMate every 6 days. The most recent releases landed on October 11, 2026 and September 18, 2026 respectively.
| Parameter | Building Wire Reliability Calc | CurrentMate |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | — | 5.0 (5 ratings) — better |
| Number of ratings | — | 5 — better |
| Update frequency | Every 3 weeks | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 6 MB | 38 MB |
| Age rating | 4+ | 17+ |
| Developer | Southwire Company | Matthew Coloma |
In-app purchases
Building Wire Reliability Calc
No in-app purchases
CurrentMate
No in-app purchases
Questions
Is Building Wire Reliability Calc free?
Is CurrentMate free?
Do Building Wire Reliability Calc or CurrentMate have ads?
Which is updated more often, Building Wire Reliability Calc or CurrentMate?
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