Comparison

ExpiWell vs Illinois

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ExpiWell

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
Read full description

ExpiWell is the premier experience sampling method (ESM) and ecological momentary assessment (EMA) app for surveys, mood tracking, daily diary, just-in-time adaptive interventions (JITAI), and digital ethnography. Market researchers, polling companies, and social scientists want your valuable opinions and experiences. Using our free app, you can share your experiences and opinions. We have real surveys that you can take. ExpiWell® ensures your privacy. We will not forward, sell, or transfer your information. ExpiWell Privacy Policy - https://app.expiwell.com/privacy ExpiWell Terms of Use - https://app.expiwell.com/tos

About

Illinois

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
Read full description

Your digital companion to the University of Illinois, the Illinois app is for you, whether you’re a student, a Fighting Illini fan, an employee, or a first-time visitor. Features include: • A customizable home screen to make the app your own • Campus map with amenities like ADA entrances, all-gender restrooms, and lactation spaces • Class schedules, locations, and building floor plans • Illini ID, library card, and MTD bus pass • Digital business card • Wellness and safety resources, including SafeWalk requests and 24/7 crisis hotlines • Residence hall dining menus tailored to your food preferences • Groups: create or join one, or explore the official Illinois communities you’re already part of • University events, including Fighting Illini sports, Campus Recreation group fitness classes, arts, culture, and more Your quickest path to support is to report issues at https://go.illinois.edu/AppFeedback.

Screenshots

ExpiWell4 screens
Illinois4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard7 real differences · 3 level
ExpiWell versus Illinois: the parameters behind the verdict, then further details
ParameterExpiWellIllinois
PriceFreeFree
Rating4.6 (1.4K ratings) — better2.7 (117 ratings)
Positive reviews40.0% of reviews — better10.6% of reviews
Number of ratings1.4K — better117
Update frequencyEvery 4 days — betterEvery 5 weeks
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.4 — better15.0
Further details — not scored
Size72 MB124 MB
Age rating4+4+
DeveloperExpiwell, Inc.University of Illinois

Customer experience

ExpiWell

All ratings1,419 ratings
Positive90.7%
Neutral4.9%
Negative4.4%
Written reviews20 reviews
Positive40.0%
Neutral15.0%
Negative45.0%

Illinois

All ratings117 ratings
Positive39.3%
Neutral4.3%
Negative56.4%
Written reviews66 reviews
Positive10.6%
Neutral4.5%
Negative84.8%

Bugs and requests

ExpiWell

Reported bugs

3 issues
  • Login issues
  • Incompatibility with certain devices
  • Crashing during surveys

Requested features

2 requests
  • Better notification system
  • More seamless interface

Illinois

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

ExpiWell

No in-app purchases

None

Illinois

No in-app purchases

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.

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