# Repair Guru vs E

The clearest difference is in-app purchases: Repair Guru at none against E's 3. Repair Guru also leads on ads (none vs shown). E's advantage is update cadence (every 3 weeks vs every 16 months) and device support (4 vs 2). On price and iOS requirement there is nothing between them.

Both are free to download. E sells 3 in-app purchases, starting at $2.99 per month. Repair Guru asks for nothing beyond the download.

Repair Guru ships an update every 16 months, E every 3 weeks. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Repair Guru | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/e-light-circuit-simulator/id6787548627/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 65 MB | 37 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Sulaiman A Farooqi](https://appshunter.io/developer/1737261317) | [Mohamed Mubarak](https://appshunter.io/developer/6787548629) |

## What reviewers say

### Repair Guru

[App page](https://appshunter.io/ios/app/repair-guru/id6503249032)

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

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-light-circuit-simulator/id6787548627)

Learn electrical engineering by building and simulating circuits. This app offers a realistic physics engine, a vast library of industrial components, and professional-grade calculators for hands-on learning and analysis.

**Highlights:** Interactive circuit simulator with MNA physics engine, 125+ industrial electrical components, Real-time voltage, current, and power calculations, 20 professional engineer-grade calculators, Safe simulation of component failures, Cross-device project syncing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Quarterly | $7.99 | per 3 months |
| Pro Yearly | $24.99 | per year |


## Frequently asked questions

### Is Repair Guru free?

Repair Guru is free to download, with no in-app purchases.

### Is E free?

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

### Do Repair Guru or E have ads?

E shows ads; Repair Guru does not.

### Which is updated more often, Repair Guru or E?

Repair Guru ships an update every 16 months, and E every 3 weeks. Most recently, Repair Guru was updated on October 25, 2026 and E on October 31, 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.*