# Resistor color code calc vs ElectroScan AI

The clearest difference is in-app purchases: Resistor color code calc at none against ElectroScan AI's 3. Resistor color code calc also leads on iOS requirement (11.0 vs 15.1). ElectroScan AI's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 3 months). On price and device support there is nothing between them.

Both are free to download. ElectroScan AI sells 3 one-off in-app purchases. Resistor color code calc asks for nothing beyond the download.

Resistor color code calc ships an update every 3 months, ElectroScan AI every 2 weeks. The most recent releases landed on September 10, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Resistor color code calc | ElectroScan AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/resistor-color-code-calc/id1441211200/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 13 MB | 43 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EONSOFT](https://appshunter.io/developer/899851112) | [Alberto Cortinas](https://appshunter.io/developer/1849410798) |

## What reviewers say

### Resistor color code calc

[App page](https://appshunter.io/ios/app/resistor-color-code-calc/id1441211200)

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.

**Highlights:** Calculates resistance for 3-6 band resistors, Visual band color selection, Displays resistance and tolerance, Aids electronics configuration, User-friendly interface

**Features:** Vision Pro support

**In-app purchases:** none


### ElectroScan AI

[App page](https://appshunter.io/ios/app/electroscan-ai-chip-scanner/id6754641007)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| package with 100 scans | $1.99 | one-time |
| package with 300 scans | $4.99 | one-time |
| package with 1000 scans | $9.99 | one-time |


## Frequently asked questions

### Is Resistor color code calc free?

Resistor color code calc is free to download, with no in-app purchases.

### Is ElectroScan AI free?

ElectroScan AI is free to download, with in-app purchases available.

### Do Resistor color code calc or ElectroScan AI have ads?

Resistor color code calc shows ads; ElectroScan AI does not.

### Which is updated more often, Resistor color code calc or ElectroScan AI?

Resistor color code calc ships an update every 3 months, and ElectroScan AI every 2 weeks. Most recently, Resistor color code calc was updated on September 10, 2026 and ElectroScan AI on September 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*