# iVSP vs ImportEspana

The clearest difference is in-app purchases: iVSP at none against ImportEspana's 3. iVSP also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.1). ImportEspana's advantage is update cadence (fortnightly vs every 21 months). On price and device support there is nothing between them.

Both are free to download. ImportEspana sells 3 in-app purchases, starting at $3.99 per month. iVSP asks for nothing beyond the download.

iVSP ships an update every 21 months, ImportEspana fortnightly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | iVSP | ImportEspana |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ivsp/id1451717453/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 384 MB | 52 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Voith Digital Solutions Inc](https://appshunter.io/developer/1281566238) | [Giorgi Khimshiashvili](https://appshunter.io/developer/1831374425) |

## What reviewers say

### iVSP

[App page](https://appshunter.io/ios/app/ivsp/id1451717453)

Experience ship navigation with Voith propulsion systems. Explore the mechanics and hydrodynamics of Voith Schneider Propellers (VSP) and their unique thrust capabilities on various vessel types. Learn about the innovative technology behind this propulsion system.

**Highlights:** Steer ships with Voith propulsion, Explore Voith Schneider Propeller mechanics, Understand VSP hydrodynamics, Simulate various vessel types, Learn about VSP thrust generation

**Features:** macOS Compatibility

**In-app purchases:** none


### ImportEspana

[App page](https://appshunter.io/ios/app/importespana/id6759112789)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $3.99 | per month |
| Yearly Pro | $19.99 | per year |
| Lifetime | $44.99 | one-time |


## Frequently asked questions

### Is iVSP free?

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

### Is ImportEspana free?

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

### Do iVSP or ImportEspana have ads?

ImportEspana shows ads; iVSP does not.

### Which is updated more often, iVSP or ImportEspana?

iVSP ships an update every 21 months, and ImportEspana fortnightly. Most recently, iVSP was updated on November 2, 2026 and ImportEspana on November 5, 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.*