Resistor Color Code Calculator

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Content rating
Everyone
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Screenshot image
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About this app

Resistor Code is a fast electronics workbench for resistor identification.

COLOR BANDS
• Decode 3, 4, 5 and 6-band resistors
• See resistance, tolerance and temperature coefficient
• Build color bands from a resistance value

SMD MARKINGS
• Decode 3-digit, 4-digit and R decimal markings
• Read results in Ω, kΩ and MΩ

Works offline. No account required. Remove ads with a one-time purchase.
Decode 3–6 color bands, build bands from a value, and read SMD codes.
Updated on
Sep 14, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Location, App activity and 2 others
  • This app may collect these data types
    Location, App activity and 2 others
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

Initial release.
Content rating
Everyone
In-App Purchases
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App support

About the developer
펜타랩
rock@pentarab.com
대한민국 서울특별시 강남구 강남구 테헤란로 328, 1동 4층 402호(역삼동, 동우빌딩) 06212
+82 10-5124-2995

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