Easily determine the resistance value of electronic components. Simply select the number of color bands on your resistor and input the colors one by one to instantly get the resistance and tolerance. This tool simplifies a common electronics task.




214+ iOS apps curated and reviewed
With an average user rating of 4.3★, the resistor scanner category is one of the App Store's strongest. Browse all 214+ apps we track, sorted so the most loved ones surface first.








Easily determine the resistance value of electronic components. Simply select the number of color bands on your resistor and input the colors one by one to instantly get the resistance and tolerance. This tool simplifies a common electronics task.








This app uses your device's camera and a neural network to identify resistors and decode their resistance values from color bands. It offers a unique perspective on electronic components and includes an "Inside Brain" feature to visualize the neural network's processing.


Point your phone's camera at a resistor to instantly identify its value. Currently supports 4-band carbon film resistors with a 5% tolerance.


Quickly identify the value of resistors using their color bands. This utility tool simplifies electronics calculations for hobbyists and professionals alike.


Easily scan QR codes and product barcodes to find the best prices and reviews. This app also allows you to generate custom QR codes for various information types and save your scan history.


Easily determine the resistance value of electronic components using their color bands. This reference tool supports both 4 and 5-band resistors, making it ideal for makers, engineers, and students working with electronics projects.


Transform your phone into a portable scanner to digitize documents, receipts, and images. Convert scanned content to various formats, extract text using OCR, and manage your files efficiently. Secure your documents with advanced features.


Transform your iPhone into a powerful document scanner. Quickly capture, organize, and share multipage documents, receipts, and more as high-quality PDFs or JPEGs. Advanced algorithms ensure accurate edge detection, perspective correction, and optimal contrast for clear scans.


Transform your iPhone or iPad into a powerful scanner. Capture and digitize texts, business cards, notes, book pages, contracts, and receipts with high-resolution scans. Edit, delete pages, and create multi-page PDFs with OCR technology.


This utility helps you determine the resistance value of resistors by interpreting their colored bands. It supports 3, 4, 5, and 6 band resistors, visually displaying your selections and the calculated resistance and tolerance.


Transform your mobile device into a powerful portable scanner. Easily capture documents, receipts, and photos, converting them into high-quality PDFs or JPEGs. Organize, annotate, and share your scans with advanced editing and OCR capabilities.


This app offers robust barcode scanning capabilities, supporting over 30 different types including QR, UPC, and Data Matrix. It provides powerful parsing for industry-standard formats like driver's licenses and GS1 codes, simplifying data extraction.


Instantly scan QR codes and barcodes to access product information, reviews, and more. Features enhanced security alerts and the ability to discover new products and experiences. Save and share your scans with ease.


This application provides fast and secure scanning of QR codes and various barcode formats. It offers an ad-free and privacy-focused experience with no hidden costs or data collection. Simply open the app and point your camera at the code to scan.


Digitize paper documents with advanced image processing for crisp, clear scans. This app allows you to scan anything, extract text with OCR, and easily share or save your documents to cloud storage. Organize and protect your digital files with advanced features.


Transform your phone into a powerful multipage scanner for documents, receipts, and notes. Quickly scan, edit, and export your files as PDF or JPEG. Share via email, print, or save to your device for easy access.


Transform your device into a powerful document scanner. Easily scan, save, and share documents in various formats, with advanced features like text recognition and electronic signatures. Go paperless and keep all your important files securely on your device.


Access over 50,000 live audio feeds from police, fire, EMS, air traffic, and more. Stay informed about local and global events with real-time updates, recordings, and live chat features.