About Resistor ColorCode Calculator
Calculating resistor color codes has never been easier. This ad-free tool supports all resistor types—3-band, 4-band, 5-band, and 6-band. Simply select the colors to instantly determine the exact resistance value, tolerance, and temperature coefficient (PPM).
■ Key Features
・Full Band Support: Supports 3, 4, 5, and 6-band (PPM) resistors.
・Instant Calculation: Results update in real-time as you select colors—no need to press a "Calculate" button.
・Multilingual Support: Available in Japanese, English, German, French, Chinese (Simplified/Traditional), Korean, Spanish, Portuguese, Russian, and Hindi.
・Dark Mode: Switch freely between eye-friendly Dark Mode and high-visibility Light Mode.
・Smart Save: Automatically remembers your last used theme and language settings.
・Privacy-Focused: We do not collect any personal information.
■ Use Cases
・A helpful tool for science and engineering experiments, DIY electronics, and academic study.
・Perfect for engineers to quickly design or verify electronic circuits.
■ How to Use
・Select Bands: Use the tabs at the top of the screen to choose the number of bands (3–6).
・Pick Colors: Tap each band on the resistor illustration to select the corresponding color.
・Get Results: The calculated resistance value will be displayed instantly at the top of the screen.
Resistor ColorCode Calculator details
Resistor ColorCode Calculator is a free Tools app for Android with 50+ installs on Google Play. It was released on February 8, 2026 and last updated on February 15, 2026. It's developed by Nishizumi-Lab. It requires Android 7.0 or later.
- Category
- Tools
- Installs
- 50+
- Price
- Free
- In-app purchases
- No
- Ads
- No ads
- Current version
- 1.0.1
- Requires Android
- 7.0
- Content rating
- Everyone
- Released
- February 8, 2026
- Last updated
- February 15, 2026
- Developer
- Nishizumi-Lab
What’s new in Resistor ColorCode Calculator
Added a Favorites feature! You can now save frequently used resistor values and recall them anytime. Supports custom titles, notes, reordering, and deletion.
Version 1.0.1 · Updated February 15, 2026
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| App | Rating | Price | Installs | Last updated |
|---|---|---|---|---|
| Resistor ColorCode Calculator | – | Free | 50+ | Feb 15, 2026 |
| Video Speed Changer PRO | – | Free | 1,000+ | Feb 21, 2026 |
| Web画面のメモPLUS | – | Free | 10+ | – |
| PDF-画像 変換PLUS | – | Free | 5+ | – |
| 写真リサイズPlus 〜画像のサイズ変更・拡大・縮小・回転〜 | – | Free | 10+ | – |
| メモ帳 PLUS ~判子やスタンプ・写真がある国産アプリ~ | – | Free | 10+ | – |
| 写真モザイク＆ぼかしPLUS ～指でなぞってかんたん加工～ | – | Free | 10+ | – |
