# ComponentFinder vs Electronics Reference

The clearest difference is update cadence: ComponentFinder at weekly against Electronics Reference's every 2 months. ComponentFinder also leads on device support (4 vs 2) and iOS requirement (15.0 vs 18.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. ComponentFinder sells 4 in-app purchases, starting at $2.99 per month and Electronics Reference sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ComponentFinder ships an update weekly, Electronics Reference every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | ComponentFinder | Electronics Reference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/electronics-reference/id6768106743/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | — | Free |
| Size | 7 MB | 19 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Beijing XingheBit Science & Technology Development Co., Ltd.](https://appshunter.io/developer/1882505330) | [John Kennedy](https://appshunter.io/developer/284943103) |

## What reviewers say

### ComponentFinder

[App page](https://appshunter.io/ios/app/componentfinder-parts-lookup/id6760567800)

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ComponentFinder Pro Monthly | $2.99 | per month |
| ComponentFinder Pro Yearly | $29.99 | per year |
| AI 加油包 50 次 | $3.99 | one-time |
| AI 加油包 120 次 | $7.99 | one-time |


### Electronics Reference

[App page](https://appshunter.io/ios/app/electronics-reference/id6768106743)

A comprehensive reference tool for electronics enthusiasts and professionals. It provides interactive calculators, decoding guides, and detailed specifications for components, microcontrollers, and development boards. Features include camera-based identification and learning modules for common circuits.

**Highlights:** Interactive resistor color band calculator, Capacitor marking decoder, Semiconductor reference cards, Integrated circuit library with pinouts, Microcontroller specifications, Development board pinout diagrams, Component identification via camera OCR

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee! | $0.99 | one-time |


## Frequently asked questions

### Is ComponentFinder free?

ComponentFinder is free to download, with in-app purchases available.

### Is Electronics Reference free?

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

### Do ComponentFinder or Electronics Reference have ads?

Neither ComponentFinder nor Electronics Reference shows ads.

### Which is updated more often, ComponentFinder or Electronics Reference?

ComponentFinder ships an update weekly, and Electronics Reference every 2 months. Most recently, ComponentFinder was updated on October 24, 2026 and Electronics Reference on October 24, 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.*