# LED Ohm Calc vs Resistor Color Code Calc +

The clearest difference is price: Resistor Color Code Calc + at Free against LED Ohm Calc's $0.99. Resistor Color Code Calc + also leads on update cadence (every 2 days vs every 10 days). LED Ohm Calc's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Resistor Color Code Calc + is free to download; LED Ohm Calc costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LED Ohm Calc ships an update every 10 days, Resistor Color Code Calc + every 2 days. The most recent releases landed on September 29, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | LED Ohm Calc | Resistor Color Code Calc + |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/led-ohm-calc/id390985541/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 64.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 2 days** |
| Monetization | Paid | — |
| Size | 2 MB | 51 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Mimi Apps&technologies](https://appshunter.io/developer/390985544) | [heekyung moon](https://appshunter.io/developer/6779193748) |

## What reviewers say

### LED Ohm Calc

[App page](https://appshunter.io/ios/app/led-ohm-calc/id390985541)

This utility simplifies calculating LED resistors by handling various voltages, decimal values, and multiple LEDs. It offers intuitive input methods for power supply and LED ratings, making complex calculations straightforward.

**Highlights:** Calculate LED resistors, Handle various power supply voltages, Input decimal LED voltage ratings, Calculate current and wattage, Support for multiple LEDs, Intuitive slide bar and text input

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

**In-app purchases:** none


### Resistor Color Code Calc +

[App page](https://appshunter.io/ios/app/resistor-color-code-calc-plus/id6790018644)

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

**In-app purchases:** none


## Frequently asked questions

### Is LED Ohm Calc free?

LED Ohm Calc costs $0.99, with no in-app purchases.

### Is Resistor Color Code Calc + free?

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

### Do LED Ohm Calc or Resistor Color Code Calc + have ads?

Resistor Color Code Calc + shows ads; LED Ohm Calc does not.

### Which is updated more often, LED Ohm Calc or Resistor Color Code Calc +?

LED Ohm Calc ships an update every 10 days, and Resistor Color Code Calc + every 2 days. Most recently, LED Ohm Calc was updated on September 29, 2026 and Resistor Color Code Calc + on October 1, 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.*