# SmartSignals® eCOA vs CSFA Prep

The clearest difference is price: SmartSignals® eCOA at Free against CSFA Prep's $19.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

SmartSignals® eCOA is free to download; CSFA Prep costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SmartSignals® eCOA | CSFA Prep |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/smartsignals-ecoa/id1602206850/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 53 MB | 39 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Signant Health Oy](https://appshunter.io/developer/885378600) | [Medical Relevant Inc](https://appshunter.io/developer/1736847152) |

## What reviewers say

### SmartSignals® eCOA

[App page](https://appshunter.io/ios/app/smartsignals-ecoa/id1602206850)

This app facilitates data collection from patients and caregivers in clinical trials for new medicines. It provides easy access to questionnaires, helping participants follow study protocols and ensuring data privacy.

**Highlights:** Patient data collection, Caregiver data collection, Clinical trial participation, Questionnaire access, Timely reminders, Patient privacy compliance

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

**In-app purchases:** none


### CSFA Prep

[App page](https://appshunter.io/ios/app/csfa-prep-surgical-assistant/id6755456054)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartSignals® eCOA free?

SmartSignals® eCOA is free to download, with no in-app purchases.

### Is CSFA Prep free?

CSFA Prep costs $19.99, with no in-app purchases.

### Do SmartSignals® eCOA or CSFA Prep have ads?

Neither SmartSignals® eCOA nor CSFA Prep 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.*