# Curious Mobile vs Edna Pro

Curious Mobile and Edna Pro are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Curious Mobile ships an update fortnightly, Edna Pro every 3 weeks. The most recent releases landed on August 28, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Curious Mobile | Edna Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/curious-mobile/id1299242097/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | — |
| Size | 235 MB | 53 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Child Mind Institute, Inc.](https://appshunter.io/developer/1266734440) | [Viocare, Inc.](https://appshunter.io/developer/1219443719) |

## What reviewers say

### Curious Mobile

[App page](https://appshunter.io/ios/app/curious-mobile/id1299242097)

This app facilitates secure data collection and content delivery for research studies and healthcare interventions. It supports groundbreaking research and educational programs, making scientific work more efficient.

**Highlights:** Secure data collection, Content delivery, Supports research studies, Enables healthcare interventions, Delivers educational programs

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

**In-app purchases:** none


### Edna Pro

[App page](https://appshunter.io/ios/app/edna-pro/id6502454028)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Curious Mobile free?

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

### Is Edna Pro free?

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

### Do Curious Mobile or Edna Pro have ads?

Neither Curious Mobile nor Edna Pro shows ads.

### Which is updated more often, Curious Mobile or Edna Pro?

Curious Mobile ships an update fortnightly, and Edna Pro every 3 weeks. Most recently, Curious Mobile was updated on August 28, 2026 and Edna Pro on September 16, 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.*