# LED Calc.

> Calculates resistor values for LED circuit design. (iPhone/iPad app by Jibiki Works.)

- Source: https://appshunter.io/ios/app/led-calc/id556845805 (this page in markdown: same URL + `.md`)
- Developer: [Jibiki Works](https://appshunter.io/developer/556845808)
- Category: Utilities, Education
- Price: Free
- Rating: 1.00/5 from 1 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 17 MB
- Languages: American English, Japanese, Chinese (Simplified, China)
- Released: 2012-09-10
- Data updated: 2026-06-05
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/led-calc/id556845805/reviews.md

## What is LED Calc.?

This app calculates the value of resistor, when designing a circuit using LED.

## Key features

- Resistor value calculation
- LED circuit design assistance
- Component value determination

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/led-calc/id556845805/reviews.md

### 1/5 — Not quite there....

*2017-01-31*

Does not give one important value... WATTAGE!  That would help a lot. Fix that and you would have a fine app.

### 5/5 — Good

*2013-06-25*

Does what it says on the tin... Thanks

## Frequently asked questions about LED Calc.

### What is LED Calc. used for?

LED Calc. is used to calculate the correct resistor values needed when designing circuits for LEDs. This helps ensure your LEDs function properly and safely within your electronic projects.

### Is LED Calc. free to use?

Yes, LED Calc. is available for free. However, it does contain advertisements, which helps support the development and maintenance of the application.

### What devices is LED Calc. compatible with?

LED Calc. is designed for iOS devices, specifically iPhones and iPods. It is not currently available for Android or other operating systems.

### How often is LED Calc. updated?

The app was last updated on May 7, 2023, with version 2.6. While specific update frequency isn't detailed, this indicates ongoing support and potential for future improvements.

### What is the age rating for LED Calc.?

LED Calc. has an age rating of 4+. This suggests it is suitable for a wide range of users, including younger individuals interested in electronics.

### Does LED Calc. have ads?

Yes, LED Calc. contains advertisements. These ads are displayed to support the app's free availability to users.

### What is the user feedback on LED Calc.?

Based on the available data, LED Calc. has received one rating of 1.0 stars. This indicates a very low user satisfaction score from the single review.

## Version history (last 5 releases)

### 2.6 — 2023-05-07

- Added power consumption calculations.

### 2.5 — 2022-11-08

Add a numerical formula on the screen.

### 2.4 — 2020-02-01

- Support Chinese, Simplified.

### 2.3 — 2019-09-19

- Supports Dark Mode.

### 2.2 — 2017-10-02

* Fix location of Ad banner for iPhone X.

## Apps similar to LED Calc.

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [EE Number Cruncher](https://appshunter.io/ios/app/ee-number-cruncher/id1440407780) | 4.2 (5) | Free | Utilities |
| [Circuit Resistance Creator](https://appshunter.io/ios/app/circuit-resistance-creator/id1475404949) | 5.0 (3) | Free | Utilities |
| [Capacitor-Converter](https://appshunter.io/ios/app/capacitor-converter/id6447107842) | 4.8 (6) | Free | Utilities |
| [LED Resistor Calculator Plus](https://appshunter.io/ios/app/led-resistor-calculator-plus/id1369457811) | 5.0 (6) | $2.99 | Utilities |
| [Voltage Divider](https://appshunter.io/ios/app/voltage-divider/id372094728) | 2.7 (3) | $1.99 | Utilities |
| [Timer 555 Calculator](https://appshunter.io/ios/app/timer-555-calculator/id834044557) | 3.9 (8) | Free | Utilities |

## More apps by Jibiki Works

- [555 Calc](https://appshunter.io/ios/app/555-calc/id868058244)
- [No Share Camera](https://appshunter.io/ios/app/no-share-camera/id987298376)

All apps by Jibiki Works: https://appshunter.io/developer/556845808

## Related topics

[jibiki works](https://appshunter.io/ios/topics/jibiki-works)

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*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 2026-06-05.*