# SEMA3 vs snapaa

The clearest difference is iOS requirement: snapaa at 13.0 against SEMA3's 15.1. On price, ads, 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.

## The numbers

| Metric | SEMA3 | snapaa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (7 ratings)](https://appshunter.io/ios/app/sema3/id1427120118/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 38 MB | 82 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Richard Sinnott](https://appshunter.io/developer/1080236817) | [LAYLA EL-ROZZ](https://appshunter.io/developer/1864252104) |

## What reviewers say

### SEMA3

[App page](https://appshunter.io/ios/app/sema3/id1427120118)

Design and conduct smartphone-based survey research with this comprehensive software suite. It offers tools for creating and deploying ecological momentary assessments directly on mobile devices.

**Highlights:** Design survey research, Conduct smartphone surveys, Ecological momentary assessment, Mobile survey deployment, Research software suite

**Features:** macOS Compatibility

**In-app purchases:** none


### snapaa

[App page](https://appshunter.io/ios/app/snapaa/id6757022648)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SEMA3 free?

SEMA3 is free to download, with no in-app purchases.

### Is snapaa free?

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

### Do SEMA3 or snapaa have ads?

Neither SEMA3 nor snapaa shows ads.

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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.*