# GESIS SMART vs VETPROTECT24

The clearest difference is device support: VETPROTECT24 at 3 against GESIS SMART's 1. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 17, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | GESIS SMART | VETPROTECT24 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 28 MB | 64 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GESIS - Leibniz Institute for the Social Sciences](https://appshunter.io/developer/1735286430) | [Vella GmbH](https://appshunter.io/developer/1879789482) |

## What reviewers say

### GESIS SMART

[App page](https://appshunter.io/ios/app/gesis-smart/id6479244351)

Participate in academic research by completing surveys and questionnaires directly within the app. Track your progress and compensation for contributing to studies. Requires an access code to join specific research projects.

**Highlights:** Complete questionnaires in-app, Track study progress, View compensation details, Receive push notifications for new surveys, Secure and pseudonymized data storage, Control data sharing permissions

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

**In-app purchases:** none


### VETPROTECT24

[App page](https://appshunter.io/ios/app/vetprotect24/id6759610355)

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

**In-app purchases:** none


## Frequently asked questions

### Is GESIS SMART free?

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

### Is VETPROTECT24 free?

VETPROTECT24 is free to download, with no in-app purchases.

### Do GESIS SMART or VETPROTECT24 have ads?

Neither GESIS SMART nor VETPROTECT24 shows ads.

### Which is updated more often, GESIS SMART or VETPROTECT24?

GESIS SMART ships an update every 2 months, and VETPROTECT24 every 2 months. Most recently, GESIS SMART was updated on October 17, 2026 and VETPROTECT24 on October 28, 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.*