Comparison

SJ Resistor Calculator vs resistor code calculator+

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

Head to head
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!

About

resistor code calculator+

Quickly determine resistor values using the standard color-coding system. Ideal for electronics enthusiasts, students, and makers working on projects. Instantly calculates resistance without needing to memorize color codes.

Highlights
  • Calculates 3, 4, 5, and 6-band resistors
  • Easy-to-use interface
  • Industry-standard color codes
  • Instant value calculation
  • Reference for electronics projects
Read full description

Resistor Color Code Calculator A handy reference app for calculating resistor values using the standard color-coding system. Perfect for makers, engineers, students, and hobbyists working with Arduino, Raspberry Pi, or any electronic projects. Key Features: • Comprehensive support for 3, 4, 5, and 6-band resistors • Easy-to-use interface • Industry-standard color codes • Instant value calculation Whether you're breadboarding a prototype, repairing electronics, or learning about circuits, this app helps you quickly identify resistor values without memorizing the color code system. Simply select the colors on your resistor and get the resistance value instantly. Essential for: • Electronics enthusiasts • Engineering students • Makers and DIY enthusiasts • Arduino/Raspberry Pi projects • Electronics repair and maintenance • Circuit design and prototyping Never struggle with resistor color codes again - keep this practical reference tool in your pocket!

Screenshots

SJ Resistor Calculator4 screens
resistor code calculator+4 screens

Verdict

The call

The clearest difference is in-app purchases: resistor code calculator+ at none against SJ Resistor Calculator's 5. resistor code calculator+ also leads on ads (none vs shown) and iOS requirement (12.0 vs 16.0). SJ Resistor Calculator's advantage is update cadence (every 2 weeks vs every 3 weeks). On price, rating, ratings volume 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 code calculator+ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for SJ Resistor Calculator against 5.0 for resistor code calculator+. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

SJ Resistor Calculator ships an update every 2 weeks, resistor code calculator+ every 3 weeks. Both last shipped on October 30, 2026.

Scorecard5 real differences · 4 level
SJ Resistor Calculator versus resistor code calculator+: the parameters behind the verdict, then further details
ParameterSJ Resistor Calculatorresistor code calculator+
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Number of ratings11
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.012.0 — better
Further details — not scored
Size4 MB25 MB
Age rating4+4+
DeveloperStephane JAILLIARD佳 黄

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
None

resistor code calculator+

No in-app purchases

Questions

Is SJ Resistor Calculator free?
SJ Resistor Calculator is free to download, with in-app purchases available.
Is resistor code calculator+ free?
resistor code calculator+ is free to download, with no in-app purchases.
Which has better reviews, SJ Resistor Calculator or resistor code calculator+?
SJ Resistor Calculator and resistor code calculator+ are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do SJ Resistor Calculator or resistor code calculator+ have ads?
SJ Resistor Calculator shows ads; resistor code calculator+ does not.
Which is updated more often, SJ Resistor Calculator or resistor code calculator+?
SJ Resistor Calculator ships an update every 2 weeks, and resistor code calculator+ every 3 weeks. Most recently, SJ Resistor Calculator was updated on October 30, 2026 and resistor code calculator+ on October 30, 2026.

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