LineConstants vs Transformer Calculation Tool
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
LineConstants
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LineConstants is a professional tool for calculating the parameters of overhead (OHL) and cable (CL) power transmission lines. This app is ideal for engineers, designers, energy specialists, and technical students. Key Features: Fast and accurate calculation of resistances and admittances for both OHL and CL Multi-section line modeling with multiple circuits Support for split conductors and grounding configurations Cable modeling with core arrangement and screen grounding Comprehensive built-in directories: supports, conductors, cables, ground wires, insulators, soil types, and voltage classes Export results to PDF and share with other apps Flexible language settings, frequency selection, and temperature adjustments LineConstants is built for professionals who demand accuracy, efficiency, and control. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Transformer Calculation Tool
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Easy Transformer Calculator is a practical and accurate tool designed for electricians, engineers, technicians, and students. Perform transformer calculations instantly with a clean and easy-to-use interface. Whether you're working with electrical systems, power distribution, or learning transformer theory, this app helps simplify complex calculations and improve accuracy. Key Features: ⢠Transformer voltage and current calculations ⢠Turns ratio and power estimation ⢠Supports electrical engineering formulas ⢠Fast, accurate, and easy-to-use interface ⢠Ideal for students, electricians, and professionals ⢠Useful for industrial and educational applications Save time, reduce calculation errors, and simplify transformer analysis with Easy Transformer Calculator. in-app purchase included Lifetime to Remove Ads Privacy Policy : https://docs.google.com/document/d/1A79qPsEUJu1rXjqsSUct_IBBAewiuBK5b8Dz-SPD0CY/edit?usp=sharing Terms & Condition : https://docs.google.com/document/d/1_yiolHxlRnOnEZk_sgPThQ0hggtlZAKCM6NvqDOE8Gs/edit?usp=sharing
Screenshots
Verdict
The clearest difference is iOS requirement: Transformer Calculation Tool at 13.0 against LineConstants's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. LineConstants sells 2 in-app purchases, starting at $9.99 per month and Transformer Calculation Tool sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
LineConstants ships an update every 2 months, Transformer Calculation Tool every 4 weeks. The most recent releases landed on September 12, 2026 and September 16, 2026 respectively.
| Parameter | LineConstants | Transformer Calculation Tool |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 4 weeks ā better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod ā better |
| Requires iOS | 18.0 | 13.0 ā better |
| Further details ā not scored | ||
| Size | 33 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | Sergey Gussev | Shraddhaben Parmar |
In-app purchases
LineConstants
- Monthly$9.991 Month
- Yearly$19.991 Year
Transformer Calculation Tool
- Lifetime premium$9.99
Questions
Is LineConstants free?
Is Transformer Calculation Tool free?
Do LineConstants or Transformer Calculation Tool have ads?
Which is updated more often, LineConstants or Transformer Calculation Tool?
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