# Resistor-Converter — Color Resistor, SMD Resistor > Calculate resistor color bands and SMD codes offline. (iPhone/iPad app by Gerhard Lentschik.) - Source: https://appshunter.io/ios/app/resistor-converter/id6446839759 (this page in markdown: same URL + `.md`) - Developer: [Gerhard Lentschik](https://appshunter.io/developer/629988041) - Category: Utilities, Reference - Price: Free - Rating: 4.90/5 from 17 App Store ratings - Age rating: 4+ - Requires: iOS 26.0 · 8 MB - Languages: American English, French (France), German (Germany), Italian, European Spanish - Released: 2023-03-28 - Data updated: 2026-08-27 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/resistor-converter/id6446839759/reviews.md ## What is Resistor? Resistor Converter – Fast & Easy Calculate resistor values, color bands, and SMD codes in seconds – perfect for electronics hobbyists, students, and professionals. Supports 4-, 5-, and 6-band resistors as well as SMD codes (EIA-3, EIA-4, EIA-96). - Tap color bands → read the value - Enter resistor → get matching color bands & SMD codes - Works offline, no registration required - Perfect for electronics, study & DIY projects Simple, fast, and free – the perfect companion for every electronics enthusiast! ## Key features - Calculate resistor values from color bands - Convert resistor values to color bands - Supports 4, 5, and 6-band resistors - Handles SMD codes (EIA-3, EIA-4, EIA-96) - Works offline - No registration required ## Frequently asked questions about Resistor ### What resistor types does Resistor-Converter support? Resistor-Converter supports 4-, 5-, and 6-band resistors. It also handles various SMD codes, including EIA-3, EIA-4, and EIA-96, making it versatile for different electronic components. ### Can I use Resistor-Converter without an internet connection? Yes, Resistor-Converter works offline. This means you can calculate resistor values or codes anytime, anywhere, without needing an internet connection or registration. ### How does Resistor-Converter help with DIY projects? Resistor-Converter is perfect for DIY projects by allowing you to quickly identify resistor values from their color bands or SMD codes, or to find the correct code for a desired resistance. This saves time and reduces errors in your builds. ### What is the age rating for Resistor-Converter? Resistor-Converter has an age rating of 17+. This is likely due to the technical nature of electronics and component identification, which may be more relevant to older students and professionals. ### How often is Resistor-Converter updated? The app was last updated on February 27, 2026, indicating it receives regular maintenance and updates. The current version is 2.0, released on March 28, 2023. ### Does Resistor-Converter have ads? No, Resistor-Converter does not contain advertisements. It is a completely free application without any ads to interrupt your workflow. ### What devices is Resistor-Converter available on? Resistor-Converter is available on iPhone and iPad, making it accessible to a wide range of Apple users who work with electronics. ### What do users like about Resistor-Converter? Users appreciate its speed, ease of use, and offline functionality. The high rating of 4.9 stars from 16 ratings suggests strong user satisfaction with its accuracy and utility for electronics tasks. ## Version history (last 4 releases) ### 26.0 — 2026-07-25 This update brings a full modernization of the app and ensures seamless performance on the latest iPhone and iPad models. Core components have been refreshed to improve speed, stability, and energy efficiency across all supported devices. We also updated internal frameworks to guarantee long‑term compatibility with upcoming iOS releases. Minor visual refinements give the interface a cleaner look, while background processes have been optimized for even more reliable offline use. In short: same features, but faster, smoother, and ready for the future. ### 2.0 — 2026-02-27 Language Extension: German, English, French, Spanish, Italian ### 1,1 — 2023-12-09 New layout for new iPad and iPhone generations ### 1.0 — 2023-03-28 No release notes. ## Apps similar to Resistor | App | Rating | Price | Category | | --- | --- | --- | --- | | [Resistor Tools](https://appshunter.io/ios/app/resistor-tools/id826045228) | 5.0 (10) | Free | Utilities | | [Resistor Color Band Calculator](https://appshunter.io/ios/app/resistor-color-band-calculator/id1658435931) | 4.6 (22) | Free | Utilities | | [Electronic Component Codes](https://appshunter.io/ios/app/electronic-component-codes/id1670579756) | — | Free | Utilities | | [Resistor color barcode](https://appshunter.io/ios/app/resistor-color-barcode/id6473667267) | — | Free | Utilities | | [Resistor Code Calculators](https://appshunter.io/ios/app/resistor-code-calculators/id1465336419) | — | Free | Utilities | | [Resistance Color Calculator](https://appshunter.io/ios/app/resistance-color-calculator/id6472942572) | 4.9 (60) | Free | Utilities | ## More apps by Gerhard Lentschik - [Schnapse](https://appshunter.io/ios/app/schnapse/id629988038) - [Sudoku Puzzle](https://appshunter.io/ios/app/sudoku-puzzle/id736147060) - [Quizzen](https://appshunter.io/ios/app/quizzen/id892223989) - [Domino All Fives](https://appshunter.io/ios/app/domino-all-fives/id908692164) - [1024 - 2048 - 4096 - 8192](https://appshunter.io/ios/app/1024-2048-4096-8192/id939834038) - [five equal](https://appshunter.io/ios/app/five-equal/id946460526) All apps by Gerhard Lentschik: https://appshunter.io/developer/629988041 ## Related topics [smd resistor](https://appshunter.io/ios/topics/smd-resistor) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-27.*