Calculation Transformers vs WireCalc
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Calculation Transformers
Read full descriptionHide full description
Calculation Transformers is a practical electrical engineering tool designed to help calculate important transformer parameters quickly and accurately. It is suitable for students, technicians, and professionals working with transformer design, maintenance, and analysis. The app simplifies complex electrical formulas and provides reliable outputs in an easy-to-understand format. With a clean interface and fast processing, it becomes a handy reference for daily engineering tasks. Key Features: Fast transformer-related calculations Clear and structured inputs Accurate and easy-to-read results Helpful for design and troubleshooting User-friendly interface Calculation Transformers supports efficient planning and understanding of transformer performance, making it a valuable companion for electrical work. in-app purchase included β¨ Lifetime to unlock all calculation and remove ads Privacy Policy : https://docs.google.com/document/d/1Dn1gNdDP2AHL7sg-px4rxdLAcoGHlNB8/edit#heading=h.1ionsc3v3xmq Terms and Condition : https://docs.google.com/document/d/1t-LREPKByKaM0UkbIo4o0E1gdAYs21Oe30EfGxenEss/edit?usp=sharing
WireCalc
Read full descriptionHide full description
The NEC wire sizing calculator that works where you work -- even with no signal. WireCalc gives electricians, contractors, and apprentices instant access to NEC 2023 wire sizing, voltage drop calculations, and conduit fill tables. No internet required. No subscription. Just accurate answers on the job site. STOP OVERSIZING WIRE. STOP GUESSING. Enter your load and run length. Get the correct wire gauge per NEC 310.16 in seconds. Check voltage drop. Verify conduit fill. Solve Ohm's law. All based on NEC 2023 (NFPA 70) tables. FEATURES: - Wire size calculator -- sizes by both ampacity AND voltage drop per NEC - Full NEC Table 310.16 ampacity reference (interactive, searchable) - Voltage drop calculator (single-phase and three-phase) - Conduit fill calculator with NEC Chapter 9 data (EMT, IMC, RMC, PVC) - Ohm's law calculator (V, A, Ohm, W -- enter any two, get all four) - Copper and aluminum conductor support - 60Β°C, 75Β°C, and 90Β°C temperature ratings - THHN, THWN, XHHW, TW, THW insulation types - Pass/fail indicators with NEC-compliant thresholds WHY ELECTRICIANS CHOOSE WIRECALC: - Works 100% offline -- designed for job sites with zero signal - No subscriptions, no ads, no account required - One-time purchase -- yours forever - NEC 2023 compliant tables and calculations - Large text and tap targets -- usable with work gloves Based on NEC 2023 (NFPA 70). Note: This app is a calculation tool and reference guide. It does not replace professional judgment or code compliance verification. Always verify calculations and consult local codes and amendments.
Screenshots
Verdict
The clearest difference is price: Calculation Transformers at Free against WireCalc's $7.99. Calculation Transformers also leads on iOS requirement (13.0 vs 16.0). WireCalc's advantage is in-app purchases (none vs 1) and chart position (#192 vs unranked). On ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Calculation Transformers is free to download; WireCalc costs $7.99 up front. Calculation Transformers sells 1 one-off in-app purchase. WireCalc asks for nothing beyond the download.
Calculation Transformers ships an update every 5 months, WireCalc every 2 months. The most recent releases landed on September 17, 2026 and September 6, 2026 respectively.
| Parameter | Calculation Transformers | WireCalc |
|---|---|---|
| Price | Free β better | $7.99 |
| Update frequency | Every 5 months | Every 2 months β better |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Best chart rank | β | #192 β better |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 13.0 β better | 16.0 |
| Further details β not scored | ||
| Size | 56 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Nanjibhai Gorasiya | Aditya Wirayudha |
In-app purchases
Calculation Transformers
- Lifetime premium$9.99
WireCalc
No in-app purchases
Questions
Is Calculation Transformers free?
Is WireCalc free?
Do Calculation Transformers or WireCalc have ads?
Which is updated more often, Calculation Transformers or WireCalc?
Other comparisons















