Resistor Code Calculators vs SJ Resistor Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Resistor Code Calculators
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The one handy app for electrical engineering calculation. This app contains not only resistor color code and capacitor code calculators but also electrical filter, attenuator, rectifier, LC oscillator, RF, PCB trace, cable, Ohm's Law, skin effect, Lumen Candela conversion, Delta Y Conversion, and many other handy calculators.
SJ Resistor Calculator
This tool simplifies resistor calculations for electronics enthusiasts, students, and professionals. It accurately decodes resistor color codes and performs series/parallel calculations for complex circuit analysis. Avoid manual errors and streamline your electronics projects.
- Resistor color code decoding (4, 5, 6 band)
- Series resistor calculations
- Parallel resistor calculations
- Accurate resistance and tolerance values
- User-friendly interface
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############################# # SJ RESISTOR CALCULATOR # ############################# Never misread your electronic components again! SJ Resistor Calculator is the essential tool for professionals, students, and electronics enthusiasts. No more color code errors or tedious calculations for your circuits! +----------------------------------------+ | WHY CHOOSE THIS APP | +----------------------------------------+ [ INTUITIVE DECODING ] - Instantly read 4, 5, or 6-band resistors. - Get the exact value and tolerance effortlessly. [ SERIES CALCULATIONS ] - Calculate the equivalent resistance of your series circuits. - Add as many components as you need. [ PARALLEL CALCULATIONS ] - Easily analyze the behavior of your parallel circuits. - Absolute precision for your electrical designs. [ PROFESSIONAL RELIABILITY ] - A clean, ergonomic, and straightforward interface. - Designed for maintenance, studies, and troubleshooting. Free and available in your language, download it today!
Screenshots
Verdict
The clearest difference is in-app purchases: Resistor Code Calculators at none against SJ Resistor Calculator's 5. Resistor Code Calculators also leads on iOS requirement (13.4 vs 16.0). SJ Resistor Calculator's advantage is update cadence (every 2 weeks vs every 7 months). On price, ads and device support 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
Both are free to download. SJ Resistor Calculator sells 5 one-off in-app purchases. Resistor Code Calculators asks for nothing beyond the download.
Resistor Code Calculators ships an update every 7 months, SJ Resistor Calculator every 2 weeks. The most recent releases landed on September 17, 2026 and July 18, 2026 respectively.
| Parameter | Resistor Code Calculators | SJ Resistor Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 7 months | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.4 — better | 16.0 |
| Further details — not scored | ||
| Size | 6 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Kanta Kikubo | Stephane JAILLIARD |
In-app purchases
Resistor Code Calculators
No in-app purchases
SJ Resistor Calculator
- A coffee$0.99
- A cookie$2.99
- No ads$4.99
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- A lemon tart$4.99
- A pizza$9.99
Questions
Is Resistor Code Calculators free?
Is SJ Resistor Calculator free?
Do Resistor Code Calculators or SJ Resistor Calculator have ads?
Which is updated more often, Resistor Code Calculators or SJ Resistor Calculator?
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