Comparison

Frequency Conversion vs Electrical Calculator Pro

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Frequency Conversion

Features
Read full description

Frequency Converter is a fast, practical tool for converting frequency units and understanding wave measurements with clarity. Whether you work with audio, radio, electronics, telecommunications, physics, engineering, or education, this app helps you calculate and compare frequency values in seconds. Convert between common frequency units including Hz, kHz, MHz, GHz, and THz, and view related wave information such as wavelength and period where applicable. The clean interface is designed for quick input, easy reading, and smooth everyday use, making it useful for students, technicians, radio enthusiasts, engineers, teachers, and anyone who needs reliable frequency calculations on iPhone. Frequency Converter is built to make technical conversions simple. Enter a value, choose your units, and instantly see the converted result. Use it when studying wave behavior, checking signal ranges, comparing audio frequencies, reviewing RF bands, or working through science and electronics problems. The app also includes helpful reference content so you can better understand frequency ranges and their real-world meaning. Key features include: โ€ข Convert frequency values across Hz, kHz, MHz, GHz, and THz โ€ข Calculate related wave properties such as wavelength and period โ€ข Simple, readable conversion results โ€ข Conversion history for reviewing recent calculations โ€ข Reference information for common frequency ranges โ€ข Clean design for students, engineers, hobbyists, and professionals โ€ข Useful for audio, radio, wireless, electronics, physics, and telecom work โ€ข Supports quick calculations without unnecessary complexity Frequency Converter is ideal for learning, field work, lab use, classroom exercises, and everyday technical reference. From low-frequency audio signals to high-frequency wireless and electromagnetic waves, the app gives you a convenient way to move between units and understand the numbers behind wave behavior. Download Frequency Converter to make frequency, wavelength, and period calculations faster, clearer, and easier to manage. Thanks for your support and do visit nitrio.com for more apps for your iOS devices.

About

Electrical Calculator Pro

Features
Read full description

The Ultimate Toolkit for Modern Electricians. Precision and speed are non-negotiable on the job site. Electrical Calculator Pro is the comprehensive, professional-grade software designed for installers, electrical designers, and engineers who need accurate calculations and reliable reports in seconds. Whether you are sizing cables, calculating voltage drop, or checking circuit breaker requirements, our app handles the complex math while complying with major international codes (NEC, IEC, CEC, BS). *** Core Calculations *** 1. Ohm's Law & Power: Instantly solve for Voltage, Current, Resistance, and Power (Single & 3-Phase). 2. Advanced Cable Sizing: Determine recommended conductor sizes based on current, length, and installation method. 3. Voltage Drop Calculator: Ensure safety and compliance by calculating precise drops over any distance. 4. Circuit Breaker Sizing: Suggest appropriate breaker sizes to protect your installations. 5. Conduit Fill: Estimate raceway capacity and fill ratios on the fly. 6. Motor Analysis: Calculate Motor Current, Efficiency, Slip, and Torque with ease. 7. Comprehensive Unit Conversion: Seamlessly convert between Power, Energy, Temperature, and Imperial/Metric units. *** Professional Features *** 1. Persistent History: Save every calculation to your log for quick reference or client documentation. 2. Clear Visual Previews: Intuitive icons and clean layouts designed for clarity in low-light or high-pressure environments.

Screenshots

Frequency Conversion4 screens
Electrical Calculator Pro4 screens

Verdict

The call

The clearest difference is price: Electrical Calculator Pro at Free against Frequency Conversion's $2.99. Frequency Conversion's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Electrical Calculator Pro is free to download; Frequency Conversion costs $2.99 up front. Electrical Calculator Pro sells 1 one-off in-app purchase. Frequency Conversion asks for nothing beyond the download.

Scorecard3 real differences ยท 3 level
Frequency Conversion versus Electrical Calculator Pro: the parameters behind the verdict, then further details
ParameterFrequency ConversionElectrical Calculator Pro
Price$2.99Free โ€” better
Update frequencyEvery 22 monthsโ€”
AdsNo โ€” betterYes
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS17.617.0 โ€” better
Further details โ€” not scored
Size2 MB8 MB
Age rating4+4+
DeveloperHeng Jia LiangDo Tri

In-app purchases

None

Frequency Conversion

No in-app purchases

1 purchases

Electrical Calculator Pro

One-time1
  • Remove Ads$9.99

Questions

Is Frequency Conversion free?
Frequency Conversion costs $2.99, with no in-app purchases.
Is Electrical Calculator Pro free?
Electrical Calculator Pro is free to download, with in-app purchases available.
Do Frequency Conversion or Electrical Calculator Pro have ads?
Electrical Calculator Pro shows ads; Frequency Conversion does not.

Other comparisons