Comparison

resistor code calculator+ vs Resistor Decoder

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

Head to head
About

resistor code calculator+

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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!

About

Resistor Decoder

Features
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Are you an electronics hobbyist, student, or electrical engineer? Resistor Decoder is your ultimate companion to quickly and accurately calculate and identify resistor values on the go. Whether you are working with surface-mount devices (SMD) on a modern PCB or classic through-hole color-banded resistors, this app provides instant results without any hassle. Key Features: SMD Resistor Decoder 3-Digit & 4-Digit Codes: Decode standard SMD resistor markings instantly. EIA-96 System: High-precision 1% resistor code decoding using the standard multiplier lookups. Letter-Notation Codes: Easily read codes with letter values (e.g., R, K, M as decimal points). Color Band Resistor Calculator Multi-Band Support: Supports 4-band, 5-band, and 6-band color configurations. Comprehensive Details: Identifies not just the resistance value, but also the exact Tolerance and Temperature Coefficient (ppm/K). Interactive UI: Tap and select colors visually to instantly watch the value update. Built for Productivity Clean & Intuitive Interface: No complicated menus, get your answers in just a few taps. Completely Offline: Use it in the lab, workshop, or classroom without needing an internet connection. Lightweight & Fast: Optimized to run smoothly on any mobile device. Stop guessing resistor values or manually scrolling through confusing color charts. Download Resistor Decoder today and make your electronics projects easier and faster!

Screenshots

resistor code calculator+4 screens
Resistor Decoder4 screens

Verdict

The call

The clearest difference is update cadence: Resistor Decoder at every 9 days against resistor code calculator+'s every 3 weeks. resistor code calculator+'s advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

resistor code calculator+ ships an update every 3 weeks, Resistor Decoder every 9 days. The most recent releases landed on September 8, 2026 and September 11, 2026 respectively.

Scorecard2 real differences · 4 level
resistor code calculator+ versus Resistor Decoder: the parameters behind the verdict, then further details
Parameterresistor code calculator+Resistor Decoder
PriceFreeFree
Update frequencyEvery 3 weeksEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size25 MB72 MB
Age rating4+4+
Developer佳 黄ESDEV Teknoloji

In-app purchases

None

resistor code calculator+

No in-app purchases

None

Resistor Decoder

No in-app purchases

Questions

Is resistor code calculator+ free?
resistor code calculator+ is free to download, with no in-app purchases.
Is Resistor Decoder free?
Resistor Decoder is free to download, with no in-app purchases.
Do resistor code calculator+ or Resistor Decoder have ads?
Neither resistor code calculator+ nor Resistor Decoder shows ads.
Which is updated more often, resistor code calculator+ or Resistor Decoder?
resistor code calculator+ ships an update every 3 weeks, and Resistor Decoder every 9 days. Most recently, resistor code calculator+ was updated on September 8, 2026 and Resistor Decoder on September 11, 2026.

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