# SIGMA MCP vs Extranjería app

The clearest difference is ads: SIGMA MCP at none against Extranjería app's shown. SIGMA MCP also leads on monetization model (free vs free with in-app purchases) and iOS requirement (11.0 vs 15.1). On price, update cadence, in-app purchases and device support there is nothing between them.

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

SIGMA MCP ships an update every 3 months, Extranjería app every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | SIGMA MCP | Extranjería app |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/extranjeria-app/id6450997467/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 3.8% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 23 MB | 52 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [ID&A S.r.l.](https://appshunter.io/developer/1446283055) | [NAFZAOUI ZABABE YACINE EL HASSAN](https://appshunter.io/developer/1696120882) |

## What reviewers say

### SIGMA MCP

[App page](https://appshunter.io/ios/app/sigma-mcp/id1560948052)

Monitor and track waste deliveries for roadside containers and collection centers. Optimize container distribution and emptying, and improve waste management services. Users can register with manager-provided credentials and verify their email or phone number.

**Highlights:** Track waste deliveries, Monitor containers and collection centers, Statistically evaluate user behavior, Optimize container distribution and emptying, Improve collection center management, Container opening identification, View waste disposal history

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

**In-app purchases:** none


### Extranjería app

[App page](https://appshunter.io/ios/app/extranjeria-app/id6450997467)

This app helps users in Spain find and get notified about available appointments for immigration procedures. It also provides access to official websites, useful information, and practice tests for Spanish nationality.

**Highlights:** Real-time appointment availability checks, New appointment notifications, Direct access to official immigration websites, TIE/NIE batch status lookup, Spanish Nationality practice tests, Virtual assistant for immigration procedures

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

**In-app purchases:** none


## Frequently asked questions

### Is SIGMA MCP free?

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

### Is Extranjería app free?

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

### Do SIGMA MCP or Extranjería app have ads?

Extranjería app shows ads; SIGMA MCP does not.

### Which is updated more often, SIGMA MCP or Extranjería app?

SIGMA MCP ships an update every 3 months, and Extranjería app every 2 months. Most recently, SIGMA MCP was updated on November 3, 2026 and Extranjería app on November 3, 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.*