Comparison

Resistor Calculator Lite vs SJ Resistor Calculator

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

Head to head
About

Resistor Calculator Lite

Features
Read full description

Resistor Lite is a calculator for your electric resistors, for those moments when you have lots of resistors and you need to check the value and tolerance of them by their color, well now you don't need to check the value of every color and do the necessary math to know its value, you just need to use your Resistor app. Select the colors your resistor has, and it will instantly give you it's value and tolerance. Support the developer by getting the Resistor Calculator Pro app, with more features and better updates!

About

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.

Highlights
  • Resistor color code decoding (4, 5, 6 band)
  • Series resistor calculations
  • Parallel resistor calculations
  • Accurate resistance and tolerance values
  • User-friendly interface
Features
Read full description

############################# # 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

Resistor Calculator Lite3 screens
SJ Resistor Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: Resistor Calculator Lite at none against SJ Resistor Calculator's 5. Resistor Calculator Lite also leads on ads (none vs shown) and iOS requirement (11.0 vs 16.0). SJ Resistor Calculator's advantage is update cadence (every 2 weeks vs every 6 weeks). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SJ Resistor Calculator sells 5 one-off in-app purchases. Resistor Calculator Lite asks for nothing beyond the download.

UpkeepUpdate frequency

Resistor Calculator Lite ships an update every 6 weeks, SJ Resistor Calculator every 2 weeks. The most recent releases landed on October 29, 2026 and November 4, 2026 respectively.

Scorecard4 real differences · 5 level
Resistor Calculator Lite versus SJ Resistor Calculator: the parameters behind the verdict, then further details
ParameterResistor Calculator LiteSJ Resistor Calculator
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS11.0 — better16.0
Further details — not scored
Size8 MB4 MB
Age rating4+4+
DeveloperMarck AppsStephane JAILLIARD

In-app purchases

None

Resistor Calculator Lite

No in-app purchases

5 purchases

SJ Resistor Calculator

One-time5
  • A coffee$0.99
  • A cookie$2.99
  • No ads$4.99
Show 2 more
  • A lemon tart$4.99
  • A pizza$9.99

Questions

Is Resistor Calculator Lite free?
Resistor Calculator Lite is free to download, with no in-app purchases.
Is SJ Resistor Calculator free?
SJ Resistor Calculator is free to download, with in-app purchases available.
Do Resistor Calculator Lite or SJ Resistor Calculator have ads?
SJ Resistor Calculator shows ads; Resistor Calculator Lite does not.
Which is updated more often, Resistor Calculator Lite or SJ Resistor Calculator?
Resistor Calculator Lite ships an update every 6 weeks, and SJ Resistor Calculator every 2 weeks. Most recently, Resistor Calculator Lite was updated on October 29, 2026 and SJ Resistor Calculator on November 4, 2026.

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