EV Master vs Transformer Calculation Tool
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
EV Master
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EV Master focuses on the diagnosis and health status detection of new energy vehicle battery packs, integrating fault diagnosis, data stream reading, temperature and voltage monitoring of battery packs, and supporting one click generation of health reports. ā Fault diagnosis: We automatically scan the entire vehicle system of new energy vehicles and support one click clearing of fault codes. ā Read data stream: Supports reading battery pack related data streams for users to view battery related information in real time ā Battery pack inspection: Read the voltage and temperature of each battery in the new energy vehicle, and grasp the health status of each battery. Battery Health Report: It covers basic information about the battery (remaining charge, health status) and inspection details (fault conditions, battery voltage and temperature, data flow information), assisting users in understanding the battery condition of their car.
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 in-app purchases: EV Master at none against Transformer Calculation Tool's 1. Transformer Calculation Tool's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence, ads and device support 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. Transformer Calculation Tool sells 1 one-off in-app purchase. EV Master asks for nothing beyond the download.
EV Master ships an update every 5 weeks, Transformer Calculation Tool every 4 weeks. The most recent releases landed on October 1, 2026 and September 16, 2026 respectively.
| Parameter | EV Master | Transformer Calculation Tool |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | Every 4 weeks ā better |
| Ads | No | No |
| In-app purchases | No ā better | Yes |
| Devices | iPhone, iPod | iPhone, iPad, iPod ā better |
| Requires iOS | 15.6 | 13.0 ā better |
| Further details ā not scored | ||
| Size | 66 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | TopTekk Technology Co.,Ltd. | Shraddhaben Parmar |
In-app purchases
EV Master
No in-app purchases
Transformer Calculation Tool
- Lifetime premium$9.99
Questions
Is EV Master free?
Is Transformer Calculation Tool free?
Do EV Master or Transformer Calculation Tool have ads?
Which is updated more often, EV Master or Transformer Calculation Tool?
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