# My Solar Panel vs Simco Engineers

The clearest difference is in-app purchases: Simco Engineers at none against My Solar Panel's 2. Simco Engineers also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. My Solar Panel sells 2 in-app purchases, starting at $9.99 per month. Simco Engineers asks for nothing beyond the download.

My Solar Panel ships an update every 2 months, Simco Engineers every 3 weeks. The most recent releases landed on October 11, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | My Solar Panel | Simco Engineers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (108 ratings)](https://appshunter.io/ios/app/my-solar-panel/id1498356619/reviews)** | — |
| Number of ratings | **108** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 56 MB |
| Requires iOS | **13.2** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Igor Ilijovski](https://appshunter.io/developer/1492982127) | [AHASOLAR TECHNOLOGIES LIMITED](https://appshunter.io/developer/1632224285) |

## What reviewers say

### My Solar Panel

[App page](https://appshunter.io/ios/app/my-solar-panel/id1498356619)

Design and analyze solar photovoltaic systems on your smartphone. Get electricity generation estimates, payback periods, and detailed financial analyses for rooftop or commercial installations. Optimize your system for maximum output and make informed investment decisions.

**Highlights:** Design solar projects on mobile, Estimate electricity generation, Calculate payback period, Generate PDF reports, 3D panel simulator, Shading analysis, Financial analysis tools

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all features | $9.99 | per month |
| Unlock all features | $39.99 | per year |


### Simco Engineers

[App page](https://appshunter.io/ios/app/simco-engineers/id6443891485)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is My Solar Panel free?

My Solar Panel is free to download, with in-app purchases available.

### Is Simco Engineers free?

Simco Engineers is free to download, with no in-app purchases.

### Do My Solar Panel or Simco Engineers have ads?

My Solar Panel shows ads; Simco Engineers does not.

### Which is updated more often, My Solar Panel or Simco Engineers?

My Solar Panel ships an update every 2 months, and Simco Engineers every 3 weeks. Most recently, My Solar Panel was updated on October 11, 2026 and Simco Engineers on October 6, 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.*