# System Designer vs Form Extractor

The clearest difference is review sentiment: System Designer at 78% against Form Extractor's 0%. System Designer also leads on rating (4.4 vs 3.8) and in-app purchases (none vs 1). Form Extractor's advantage is update cadence (weekly vs monthly). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Form Extractor sells 1 one-off in-app purchase. System Designer asks for nothing beyond the download.

System Designer holds the better App Store score, 4.4 against 3.8. Both are backed by a comparable volume of ratings — 17 and 12 respectively. Written reviews point the same way: 78% of System Designer's written reviews are positive against 0% of Form Extractor's.

System Designer ships an update monthly, Form Extractor weekly. The most recent releases landed on September 18, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | System Designer | Form Extractor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (17 ratings)](https://appshunter.io/ios/app/system-designer/id1132983280/reviews)** | [3.8 (12 ratings)](https://appshunter.io/ios/app/form-extractor-scan-and-export/id1614300456/reviews) |
| Number of ratings | **17** | 12 |
| Positive reviews | **77.8% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 48 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Erwan Carriou](https://appshunter.io/developer/1102494853) | [Arthur Eduardo Skaetta Alvarez Desenvolvimento de Software LTDA.](https://appshunter.io/developer/867175889) |

## What reviewers say

### System Designer

[App page](https://appshunter.io/ios/app/system-designer/id1132983280)

Design complex systems using a low-code platform that leverages UML standards. Generate code skeletons and manage components graphically. Run and test your system with dynamic type checking.

**Highlights:** UML-based system modeling, Code skeleton generation, Graphical component creation, MSON format for model definition, Dynamic type checking, Cross-device synchronization via GitHub

**Features:** macOS Compatibility

**In-app purchases:** none


### Form Extractor

[App page](https://appshunter.io/ios/app/form-extractor-scan-and-export/id1614300456)

Scan documents, extract specific data, and build a database. Export your compiled information into multiple formats, including CSV for spreadsheet viewing. This app works offline, prioritizing your data privacy.

**Highlights:** Scan images and extract data, Create custom data templates, Build a local database, Export data in multiple formats (CSV), Offline functionality, Data privacy focused

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Form Extractor Premium | $3.99 | one-time |


## Frequently asked questions

### Is System Designer free?

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

### Is Form Extractor free?

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

### Which has better reviews, System Designer or Form Extractor?

System Designer is rated higher. System Designer averages 4.4 out of 5 from 17 ratings, while Form Extractor averages 3.8 from 12 ratings.

### Do System Designer or Form Extractor have ads?

Neither System Designer nor Form Extractor shows ads.

### Which is updated more often, System Designer or Form Extractor?

System Designer ships an update monthly, and Form Extractor weekly. Most recently, System Designer was updated on September 18, 2026 and Form Extractor on September 20, 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.*