Resistor-Converter

Gerhard Lentschik Utilities iPhoneiPadiPod touch

Resistor-Converter is a free Utilities app for iPhone and iPad by Gerhard Lentschik. Rated 4.9/5 from 18 ratings. Requires iOS 26.0. Updated July 25, 2026.

Rating: 4.9; 18 ratings
Price: Free; on the App Store
Size: 8 MB; Age 4+
Updated: Jul 25; 2026 · v26.0

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About Resistor-Converter

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!

Ratings & reviews

4.9

18 ratings

5 ★ 89% 4 ★ 11% 3 ★ 0% 2 ★ 0% 1 ★ 0%

What’s new

Version 26.0 · Updated July 25, 2026

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.

App privacy

The developer, Gerhard Lentschik, reported these privacy practices to Apple.

Data Not Collected

The developer does not collect any data from this app.

App details

Resistor-Converter is a free Utilities app for iPhone, iPad and iPod touch, developed by Gerhard Lentschik. It is rated 4.9 out of 5 from 18 ratings on the App Store, requires iOS 26.0 or later, is 8 MB to download and is available in 5 languages. It was first released on March 28, 2023 and last updated on July 25, 2026.

Category: Utilities
Rating: 4.9 / 5 (18 ratings)
Price: Free
Version: 26.0
Size: 8 MB
Requires: iOS 26.0 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English, French, German, Italian, Spanish
Age rating: 4+
Released: March 28, 2023
Last updated: July 25, 2026
Developer: Gerhard Lentschik

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Alternatives to Resistor-Converter

Looking for apps like Resistor-Converter? Here are 6 similar apps on the App Store. The highest rated is SMD decoder (5.0/5), and all 6 are free to download.

Resistor-Converter vs. alternatives
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