# Electronics Engineer Helper vs CRUMB

The clearest difference is price: Electronics Engineer Helper at Free against CRUMB's $7.99. Electronics Engineer Helper also leads on review sentiment (98% vs 56%) and rating (4.8 vs 4.4). CRUMB's advantage is in-app purchases (none vs 2) and update cadence (weekly vs monthly). On ads and device support there is nothing between them.

Electronics Engineer Helper is free to download; CRUMB costs $7.99 up front. Electronics Engineer Helper sells 2 in-app purchases, starting at $4.89 per year. CRUMB asks for nothing beyond the download.

Electronics Engineer Helper holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 436 and 138 respectively. Written reviews point the same way: 98% of Electronics Engineer Helper's written reviews are positive against 56% of CRUMB's.

Electronics Engineer Helper ships an update monthly, CRUMB weekly. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Electronics Engineer Helper | CRUMB |
| --- | --- | --- |
| Price | **Free** | $7.99 |
| Rating | **[4.8 (436 ratings)](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646/reviews)** | [4.4 (138 ratings)](https://appshunter.io/ios/app/crumb/id1639868071/reviews) |
| Number of ratings | **436** | 138 |
| Positive reviews | **97.7% of reviews** | 55.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | — | **#160** |
| Size | 92 MB | 496 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Rostyslav Dovhaliuk](https://appshunter.io/developer/896429649) | [Vital Group Limited](https://appshunter.io/developer/1355662516) |

## What reviewers say

### 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


### CRUMB

[App page](https://appshunter.io/ios/app/crumb/id1639868071)

**Currently charting:** #160 Top Paid · Productivity (US App Store)

Explore and build electronic circuits in an interactive 3D environment. Learn circuit basics, experiment with components, and analyze performance with built-in tools without the risk of damaging real parts.

**Highlights:** Interactive 3D circuit construction, Wide selection of electronic components, Study transistors and audio filtering, Program EEPROMs, Built-in oscilloscope and analysis views, Prototype analysis before real-world construction

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great for beginners
- 💡 Good for learning new skills
- ✨ Simple to put things together
- 🎨 Great graphics
- 🧩 Plenty of components

**What reviewers complain about**

- ❌ Very limited components
- ❌ Lacks modern components
- 🐛 Crashing frequently
- 🐛 App crashes when using corners
- 🐛 Crashing on Mac

**Reported bugs**

- App crashes when using the “corners” option on jumper wires
- Experienced some crashing on Mac
- Component images do not rotate
- Power rails are backwards related to real life breadboards
- Program counters (74HC161) do not reset to 0 on a reset signal

**Requested features**

- Implement modern components (TI IC, LTC series)
- Add 12 segment display
- Add Arduino and other microcontrollers
- Add a spot to code Arduino/microcontrollers
- Allow custom wire colors


## Frequently asked questions

### Is Electronics Engineer Helper free?

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

### Is CRUMB free?

CRUMB costs $7.99, with no in-app purchases.

### Which has better reviews, Electronics Engineer Helper or CRUMB?

Electronics Engineer Helper is rated higher. Electronics Engineer Helper averages 4.8 out of 5 from 436 ratings, while CRUMB averages 4.4 from 138 ratings.

### Do Electronics Engineer Helper or CRUMB have ads?

Neither Electronics Engineer Helper nor CRUMB shows ads.

### Which is updated more often, Electronics Engineer Helper or CRUMB?

Electronics Engineer Helper ships an update monthly, and CRUMB weekly. Most recently, Electronics Engineer Helper was updated on October 11, 2026 and CRUMB on October 14, 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.*