# Resistor Code Calculators vs Resistor Color Band Calc

The clearest difference is update cadence: Resistor Color Band Calc at every 2 weeks against Resistor Code Calculators's every 7 months. Resistor Color Band Calc also leads on iOS requirement (11.0 vs 13.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Resistor Code Calculators ships an update every 7 months, Resistor Color Band Calc every 2 weeks. The most recent releases landed on November 6, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Resistor Code Calculators | Resistor Color Band Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Size | 6 MB | 51 MB |
| Requires iOS | 13.4 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Kanta Kikubo](https://appshunter.io/developer/1450598215) | [博 彭](https://appshunter.io/developer/1293268076) |

## What reviewers say

### Resistor Code Calculators

[App page](https://appshunter.io/ios/app/resistor-code-calculators/id1465336419)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Resistor Color Band Calc

[App page](https://appshunter.io/ios/app/resistor-color-band-calc/id6473075098)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Resistor Code Calculators free?

Resistor Code Calculators is free to download, with no in-app purchases.

### Is Resistor Color Band Calc free?

Resistor Color Band Calc is free to download, with no in-app purchases.

### Do Resistor Code Calculators or Resistor Color Band Calc have ads?

Both Resistor Code Calculators and Resistor Color Band Calc show ads.

### Which is updated more often, Resistor Code Calculators or Resistor Color Band Calc?

Resistor Code Calculators ships an update every 7 months, and Resistor Color Band Calc every 2 weeks. Most recently, Resistor Code Calculators was updated on November 6, 2026 and Resistor Color Band Calc on October 27, 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.*