# 凡亿教育 vs Electronics docs & calculators

The clearest difference is price: 凡亿教育 at Free against Electronics docs & calculators's $4.99. Electronics docs & calculators's advantage is iOS requirement (13.0 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

凡亿教育 is free to download; Electronics docs & calculators costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on September 20, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 凡亿教育 | Electronics docs & calculators |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/electronics-docs-and-calculators/id1581668963/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | — | Paid |
| Size | 32 MB | 49 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ningbo Yoer Network Service Co., Ltd.](https://appshunter.io/developer/1143372237) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## What reviewers say

### 凡亿教育

[App page](https://appshunter.io/ios/app/id1458598088)

**Features:** macOS Compatibility

**In-app purchases:** none


### Electronics docs & calculators

[App page](https://appshunter.io/ios/app/electronics-docs-and-calculators/id1581668963)

This app serves as a pocket electronics lab, offering a comprehensive reference for components and circuits. It simplifies complex calculations for filters, inductors, and various circuit configurations, aiding engineers and hobbyists in their designs.

**Highlights:** Electronic component reference, Electronic circuit reference, Filter calculation tools, Inductor winding calculators, Resistor and capacitor calculations, Ohm's Law calculator, AC/DC power calculations

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

**In-app purchases:** none


## Frequently asked questions

### Is 凡亿教育 free?

凡亿教育 is free to download, with no in-app purchases.

### Is Electronics docs & calculators free?

Electronics docs & calculators costs $4.99, with no in-app purchases.

### Do 凡亿教育 or Electronics docs & calculators have ads?

Neither 凡亿教育 nor Electronics docs & calculators shows ads.

### Which is updated more often, 凡亿教育 or Electronics docs & calculators?

凡亿教育 ships an update every 6 months, and Electronics docs & calculators every 6 months. Most recently, 凡亿教育 was updated on September 20, 2026 and Electronics docs & calculators on September 9, 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.*