# AppUISP vs SIGMA GEOFOR

The clearest difference is update cadence: AppUISP at every 3 weeks against SIGMA GEOFOR's every 21 months. SIGMA GEOFOR's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 16.4). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AppUISP ships an update every 3 weeks, SIGMA GEOFOR every 21 months. The most recent releases landed on September 13, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | AppUISP | SIGMA GEOFOR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 21 months |
| Size | 51 MB | 22 MB |
| Requires iOS | 16.4 | **11.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [ABSOLUTE SNC (IT)](https://appshunter.io/developer/543195728) | [ID&A S.r.l.](https://appshunter.io/developer/1446283055) |

## What reviewers say

### AppUISP

[App page](https://appshunter.io/ios/app/appuisp/id1521871065)

**Features:** Vision Pro support

**In-app purchases:** none


### SIGMA GEOFOR

[App page](https://appshunter.io/ios/app/sigma-geofor/id1673506472)

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

**In-app purchases:** none


## Frequently asked questions

### Is AppUISP free?

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

### Is SIGMA GEOFOR free?

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

### Do AppUISP or SIGMA GEOFOR have ads?

Neither AppUISP nor SIGMA GEOFOR shows ads.

### Which is updated more often, AppUISP or SIGMA GEOFOR?

AppUISP ships an update every 3 weeks, and SIGMA GEOFOR every 21 months. Most recently, AppUISP was updated on September 13, 2026 and SIGMA GEOFOR on September 11, 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.*