# L.E.D. Lab vs Electronics Engineer Helper

The clearest difference is monetization model: L.E.D. Lab at free against Electronics Engineer Helper's free with in-app purchases. L.E.D. Lab also leads on iOS requirement (15.6 vs 17.0). Electronics Engineer Helper's advantage is update cadence (monthly vs every 4 months) and ratings volume (436 vs 15). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. L.E.D. Lab sells 11 one-off in-app purchases and Electronics Engineer Helper sells 2 in-app purchases, starting at $4.89 per year. Whichever you choose, the download price is not the number that matters.

Electronics Engineer Helper holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Electronics Engineer Helper has 436 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 81% of L.E.D. Lab's written reviews are positive against 98% of Electronics Engineer Helper's.

L.E.D. Lab ships an update every 4 months, Electronics Engineer Helper monthly. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | L.E.D. Lab | Electronics Engineer Helper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (15 ratings)](https://appshunter.io/ios/app/led-lab/id832042156/reviews) | **[4.8 (436 ratings)](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646/reviews)** |
| Number of ratings | 15 | **436** |
| Positive reviews | 81.3% of reviews | **97.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 23 MB | 92 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 12+ |
| Developer | [Christopher Schardt](https://appshunter.io/developer/352273485) | [Rostyslav Dovhaliuk](https://appshunter.io/developer/896429649) |

## What reviewers say

### L.E.D. Lab

[App page](https://appshunter.io/ios/app/led-lab/id832042156)

Create dynamic visual experiences for LED displays without custom programming. Animate images, videos, and particles, and synchronize them with music or external audio inputs. Ideal for artists, designers, and hobbyists looking to add animated color to various projects.

**Highlights:** Create and animate scenes with images, videos, and camera feeds, Animate particle color, velocity, and brightness for LED strips, Synchronize visuals with music from your library, Audio reactivity for parameter control, External control via MIDI, DMX, ArtNet, OSC, Color keying and tiling for advanced compositing, Supports various LED controllers and external monitors

**Features:** macOS Compatibility

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Live Microphone | $9.99 | one-time |
| Live Video | $9.99 | one-time |
| LED Display | $19.99 | one-time |
| External Control | $19.99 | one-time |
| Music | $19.99 | one-time |
| External Screen | $39.99 | one-time |
| Authoring | $49.99 | one-time |
| LED Artist Pack | $59.99 | one-time |
| VJ Pack | $79.99 | one-time |
| Advanced Mapping | $84.99 | one-time |
| Everything Pack | $209.99 | one-time |


### Electronics Engineer Helper

[App page](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646)

This app provides a comprehensive suite of calculators and reference tools for electronics enthusiasts and professionals. It includes features for component identification, circuit calculations, and electrical property analysis, aiding in both study and practical work.

**Highlights:** Datasheet search, Resistor color code calculator, Electronic schematic symbols, Pinouts guide, Ohm's law calculator, AWG converter, Unit converter

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Year Subscription | $4.89 | per year |
| Lifetime PRO Version | $12.49 | one-time |

**What reviewers like**

- 🚀 Useful tool
- 👍 Comprehensive reference
- 👍 Intuitive and well-designed
- 👍 Saves time and effort
- 👍 Excellent for beginners and professionals

**What reviewers complain about**

- 💰 Some advanced features require paid subscription
- 🇷🇺 Some content in Russian language

**Reported bugs**

- Incorrect resistor color code display for some values
- In-app purchase option not working for some users

**Requested features**

- Add more circuit schematics and examples
- Include ASCII code to decimal, hex, and octal conversion
- Expand the pinout section with more details
- Add active filter (RC, RL, RLC, LC) calculators
- Include digital to analog converter, transistor, and transformer calculators


## Frequently asked questions

### Is L.E.D. Lab free?

L.E.D. Lab is free to download, with in-app purchases available.

### Is Electronics Engineer Helper free?

Electronics Engineer Helper is free to download, with in-app purchases available.

### Which has better reviews, L.E.D. Lab or Electronics Engineer Helper?

Electronics Engineer Helper is rated higher. L.E.D. Lab averages 4.6 out of 5 from 15 ratings, while Electronics Engineer Helper averages 4.8 from 436 ratings.

### Do L.E.D. Lab or Electronics Engineer Helper have ads?

Neither L.E.D. Lab nor Electronics Engineer Helper shows ads.

### Which is updated more often, L.E.D. Lab or Electronics Engineer Helper?

L.E.D. Lab ships an update every 4 months, and Electronics Engineer Helper monthly. Most recently, L.E.D. Lab was updated on October 2, 2026 and Electronics Engineer Helper on October 11, 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.*