# ExpiWell vs NCA 2024

The clearest difference is rating: NCA 2024 at 5.0 against ExpiWell's 4.6. NCA 2024 also leads on iOS requirement (13.4 vs 15.0). ExpiWell's advantage is ratings volume (1.5K vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

NCA 2024 holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: ExpiWell has 1.5K ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | ExpiWell | NCA 2024 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1.5K ratings)](https://appshunter.io/ios/app/expiwell/id1070733440/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/nca-2024/id6737075614/reviews)** |
| Number of ratings | **1.5K** | 2 |
| Positive reviews | 39.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free | Free |
| Size | 36 MB | 56 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Expiwell, Inc.](https://appshunter.io/developer/1070733439) | [National Communication Association](https://appshunter.io/developer/1713791503) |

## What reviewers say

### ExpiWell

[App page](https://appshunter.io/ios/app/expiwell/id1070733440)

This app facilitates experience sampling and ecological momentary assessment for research. It allows users to share opinions and experiences through surveys and daily diaries, ensuring data privacy. Researchers can collect valuable insights through this platform.

**Highlights:** Experience sampling method (ESM), Ecological momentary assessment (EMA), Surveys and mood tracking, Daily diary entries, Just-in-time adaptive interventions (JITAI), Digital ethnography

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

**In-app purchases:** none

**What reviewers like**

- 👍 Straightforward experience
- 🚀 Clean and easy to use
- 💡 Fascinating app

**What reviewers complain about**

- 🐛 Keeps signing users out
- 🐛 App shuts down
- 🐛 Slow performance
- 🐛 Frequent updates

**Reported bugs**

- Login issues
- Incompatibility with certain devices
- Crashing during surveys

**Requested features**

- Better notification system
- More seamless interface


### NCA 2024

[App page](https://appshunter.io/ios/app/nca-2024/id6737075614)

This app helps attendees navigate a conference by allowing them to favorite sessions, create custom itineraries, and engage with the community. Users can filter content, update profiles, and participate in a social feed.

**Highlights:** Custom itinerary creation, Session and presentation filtering, Participant search, Profile and virtual badge updates, Conference social feed, Community engagement

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ExpiWell free?

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

### Is NCA 2024 free?

NCA 2024 is free to download, with no in-app purchases.

### Which has better reviews, ExpiWell or NCA 2024?

NCA 2024 is rated higher. ExpiWell averages 4.6 out of 5 from 1.5K ratings, while NCA 2024 averages 5.0 from 2 ratings.

### Do ExpiWell or NCA 2024 have ads?

Neither ExpiWell nor NCA 2024 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.*