# AppSat vs Electrical Schematics

The clearest difference is price: AppSat at Free against Electrical Schematics's $2.99. AppSat also leads on in-app purchases (none vs 2). Electrical Schematics's advantage is update cadence (every 4 days vs every 3 weeks). On ads, device support and iOS requirement there is nothing between them.

AppSat is free to download; Electrical Schematics costs $2.99 up front. Electrical Schematics sells 2 one-off in-app purchases. AppSat asks for nothing beyond the download.

AppSat ships an update every 3 weeks, Electrical Schematics every 4 days. The most recent releases landed on October 18, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | AppSat | Electrical Schematics |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 13 MB | 11 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Prindo S.L.](https://appshunter.io/developer/1358603213) | [Angel Martinez](https://appshunter.io/developer/1446956865) |

## What reviewers say

### AppSat

[App page](https://appshunter.io/ios/app/appsat/id1502240417)

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

**In-app purchases:** none


### Electrical Schematics

[App page](https://appshunter.io/ios/app/electrical-schematics-canvas/id6797312801)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Convert to DXF | $0.49 | one-time |
| Save multiple schematics | $5.99 | one-time |


## Frequently asked questions

### Is AppSat free?

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

### Is Electrical Schematics free?

Electrical Schematics costs $2.99, and also offers in-app purchases.

### Do AppSat or Electrical Schematics have ads?

Neither AppSat nor Electrical Schematics shows ads.

### Which is updated more often, AppSat or Electrical Schematics?

AppSat ships an update every 3 weeks, and Electrical Schematics every 4 days. Most recently, AppSat was updated on October 18, 2026 and Electrical Schematics on October 29, 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.*