# ExpiWell vs Illinois

The clearest difference is rating: ExpiWell at 4.6 against Illinois's 2.7. ExpiWell also leads on ads (none vs shown) and update cadence (every 4 days vs every 5 weeks). On price, 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.

ExpiWell holds the better App Store score, 4.6 against 2.7. That said, the two scores are not equally well evidenced: ExpiWell has 1.4K ratings behind it against 117, so its average is the more settled of the two. Written reviews point the same way: 40% of ExpiWell's written reviews are positive against 11% of Illinois's.

ExpiWell ships an update every 4 days, Illinois every 5 weeks. The most recent releases landed on September 23, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | ExpiWell | Illinois |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.4K ratings)](https://appshunter.io/ios/app/expiwell/id1070733440/reviews)** | [2.7 (117 ratings)](https://appshunter.io/ios/app/illinois/id1476075513/reviews) |
| Number of ratings | **1.4K** | 117 |
| Positive reviews | **40.0% of reviews** | 10.6% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 5 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 72 MB | 124 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Expiwell, Inc.](https://appshunter.io/developer/1070733439) | [University of Illinois](https://appshunter.io/developer/422670617) |

## 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, Apple Wallet, 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


### Illinois

[App page](https://appshunter.io/ios/app/illinois/id1476075513)

Navigate the University of Illinois with this comprehensive digital companion. Access class schedules, your student ID, campus maps, and event information. Utilize an AI assistant for university-related questions and discover wellness resources.

**Highlights:** Customizable home screen, Class schedules and locations, Digital student ID and bus pass, AI-powered university assistant, Interactive campus maps with amenities, Campus event listings, Wellness resources

**In-app purchases:** none


## Frequently asked questions

### Is ExpiWell free?

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

### Is Illinois free?

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

### Which has better reviews, ExpiWell or Illinois?

ExpiWell is rated higher. ExpiWell averages 4.6 out of 5 from 1.4K ratings, while Illinois averages 2.7 from 117 ratings.

### Do ExpiWell or Illinois have ads?

Illinois shows ads; ExpiWell does not.

### Which is updated more often, ExpiWell or Illinois?

ExpiWell ships an update every 4 days, and Illinois every 5 weeks. Most recently, ExpiWell was updated on September 23, 2026 and Illinois on September 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*