Comparison

RC Circuit vs Coil Toolkit Pro

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

Head to head
About

RC Circuit

Calculate RC charging and filter circuits, including time constants and cutoff frequencies. Find component values from these parameters or get voltage at specific times. Save and share data easily.

Highlights
  • Calculate time constant
  • Find component values
  • Get voltage at time t
  • Calculate cutoff frequency
  • Save data to CSV
  • Upload CSV via AirDrop/iCloud Drive
  • Multi-language support
Features
Read full description

This app is used to calculate the RC charging and RC filter circuit. It is suitable for hobbyist or electronic engineer. Features * Calculate time constant from R, C * Find component value R,C from time constant * Get voltage at time t in RC charging / discharging * Calculate cutoff frequency by R, C * Find component value R,C from cutoff frequency * Save data to CSV files * Upload CSV via AirDrop / iCloud Drive * Support English, Traditional Chinese, Simplified Chinese, German, French, Italian, Spanish, Portuguese, Japanese

About

Coil Toolkit Pro

Features
Read full description

Coil Calculator is a powerful and easy-to-use inductance calculator designed for engineers, electronics hobbyists, HAM radio operators, students, and DIY enthusiasts. Quickly calculate the inductance, number of turns, wire length, coil dimensions, and other essential parameters for a wide variety of coil types. Whether you're designing RF circuits, audio crossovers, wireless power systems, or custom inductors, Coil Calculator helps you achieve accurate results in seconds. Key Features: • Single-Layer Air Core Coil Calculator • Multi-Layer Air Core Coil Calculator • Ferrite Toroid Inductor Calculator • Ferrite Choke Calculator • Flat Spiral Coil Calculator • PCB Coil Calculator • Inductance and Turns Calculation • Wire Length and Coil Dimension Estimation • Fast, Accurate, and Easy-to-Use Interface • Ideal for RF, Audio, Electronics, and DIY Projects • Works Offline – No Internet Required Perfect For: • HAM Radio Operators • Electronics Engineers • Electrical Engineering Students • Audio Enthusiasts • Makers and DIY Builders • Circuit Designers and Hobbyists Whether you need to calculate the required turns for a target inductance or determine the inductance of an existing coil, Coil Calculator provides reliable results to simplify your design process. Download Coil Calculator today and build better inductors with confidence.

Screenshots

RC Circuit4 screens
Coil Toolkit Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: Coil Toolkit Pro at none against RC Circuit's 1. On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. RC Circuit sells 1 one-off in-app purchase. Coil Toolkit Pro asks for nothing beyond the download.

Scorecard1 real difference · 8 level
RC Circuit versus Coil Toolkit Pro: the parameters behind the verdict, then further details
ParameterRC CircuitCoil Toolkit Pro
PriceFreeFree
Rating4.8 (5 ratings) — better—
Number of ratings5 — better—
Update frequencyEvery 6 months—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size16 MB29 MB
Age rating4+4+
DeveloperSiu Yuen HoMamta Kevadiya

In-app purchases

1 purchases

RC Circuit

One-time1
  • Unlock Pro features$0.99
None

Coil Toolkit Pro

No in-app purchases

Questions

Is RC Circuit free?
RC Circuit is free to download, with in-app purchases available.
Is Coil Toolkit Pro free?
Coil Toolkit Pro is free to download, with no in-app purchases.
Do RC Circuit or Coil Toolkit Pro have ads?
Neither RC Circuit nor Coil Toolkit Pro shows ads.

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