# tramontana vs ZIG SIM PRO

The clearest difference is price: tramontana at Free against ZIG SIM PRO's $3.99. tramontana also leads on rating (5.0 vs 3.9) and iOS requirement (8.0 vs 13.0). ZIG SIM PRO's advantage is update cadence (monthly vs every 6 months) and chart position (#148 vs unranked). On ads, in-app purchases and device support there is nothing between them.

tramontana is free to download; ZIG SIM PRO costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

tramontana holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 2 and 8 respectively.

tramontana ships an update every 6 months, ZIG SIM PRO monthly. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | tramontana | ZIG SIM PRO |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tramontana/id1121069555/reviews)** | [3.9 (8 ratings)](https://appshunter.io/ios/app/zig-sim-pro/id1481556614/reviews) |
| Number of ratings | 2 | **8** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#148** |
| Size | 4 MB | 4 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Enrico Gueli](https://appshunter.io/developer/1482553780) | [1-10, INC.](https://appshunter.io/developer/1447864635) |

## What reviewers say

### tramontana

[App page](https://appshunter.io/ios/app/tramontana/id1121069555)

Prototype interactive spaces and connected products using your smartphone's sensors and actuators. Control features like flash, vibration, and screen display, or read device orientation, accelerometer, and touch events. Integrates with machine learning software for advanced prototyping.

**Highlights:** Smartphone sensor access (orientation, accelerometer, magnetometer), Smartphone actuator control (flash, vibration, screen brightness), Remote camera triggering and Dropbox upload, Integration with Wekinator for machine learning, Libraries for Processing, Javascript, and OpenFrameworks, Wireless prototyping capabilities

**Features:** macOS Compatibility

**In-app purchases:** none


### ZIG SIM PRO

[App page](https://appshunter.io/ios/app/zig-sim-pro/id1481556614)

**Currently charting:** #148 Top Paid · Productivity (US App Store)

This app enables physical prototyping by sending sensor and ARKit feature point data to a specified device. It supports various communication protocols and message types for IoT experimentation without electronic kits.

**Highlights:** Send sensor and ARKit feature point data, Monitor feature point data with ARKit, TCP and UDP communication, Supports OSC and JSON message types, Save sensor data to local file, Selectable communication intervals (1-60 FPS)

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

**In-app purchases:** none


## Frequently asked questions

### Is tramontana free?

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

### Is ZIG SIM PRO free?

ZIG SIM PRO costs $3.99, with no in-app purchases.

### Which has better reviews, tramontana or ZIG SIM PRO?

tramontana is rated higher. tramontana averages 5.0 out of 5 from 2 ratings, while ZIG SIM PRO averages 3.9 from 8 ratings.

### Do tramontana or ZIG SIM PRO have ads?

Neither tramontana nor ZIG SIM PRO shows ads.

### Which is updated more often, tramontana or ZIG SIM PRO?

tramontana ships an update every 6 months, and ZIG SIM PRO monthly. Most recently, tramontana was updated on October 7, 2026 and ZIG SIM PRO on October 10, 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.*