# IU Mobile vs IUDM

The clearest difference is rating: IUDM at 5.0 against IU Mobile's 3.9. IUDM also leads on update cadence (every 6 days vs monthly). IU Mobile's advantage is ratings volume (187 vs 3). 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.

IUDM holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: IU Mobile has 187 ratings behind it against 3, so its average is the more settled of the two.

IU Mobile ships an update monthly, IUDM every 6 days. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | IU Mobile | IUDM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (187 ratings)](https://appshunter.io/ios/app/iu-mobile/id383456985/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/iudm/id6793291501/reviews)** |
| Number of ratings | **187** | 3 |
| Positive reviews | 35.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free | Free |
| Size | 63 MB | 21 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Indiana University](https://appshunter.io/developer/383456988) | [Indiana University Dance Marathon, LLC](https://appshunter.io/developer/6792915141) |

## What reviewers say

### IU Mobile

[App page](https://appshunter.io/ios/app/iu-mobile/id383456985)

This app serves as a central hub for Indiana University students, consolidating essential information and services from various university systems. It provides a personalized experience to help students navigate their academic journey, access updates, and find support.

**Highlights:** University message center, Access to updates and services, Search for support, Content from Knowledge base, People, One.IU, Personalized student experience

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy navigation and user-friendly interface
- ⚡ Quick access to essential campus resources
- 🎓 Helpful for new students finding classes and campus
- 🚌 Useful bus tracking and schedule features
- 💳 Convenient digital Crimson Card access

**What reviewers complain about**

- 🐛 Frequent crashes and app freezes
- 🔐 Constant forced re-authentication and logouts
- ⏳ Slow loading times and unresponsive performance
- 🌐 Functions as a web wrapper rather than native app
- 📵 Poor mobile optimization and screen compatibility

**Reported bugs**

- App crashes on startup or during use
- Login loops - requires re-authentication constantly
- Update required message with no available update
- Incompatibility with newer iOS versions
- Screen rotation issues on iPad

**Requested features**

- Save username and password securely
- Biometric login (Face ID/fingerprint)
- Grade book access
- Reply to class messages functionality
- Faculty-specific features for instructors


### IUDM

[App page](https://appshunter.io/ios/app/iudm/id6793291501)

This app serves as a central hub for Indiana University Dance Marathon participants. It provides access to important announcements, event schedules, fundraising tools, and information about the organization's mission. It complements the DonorDrive account for registered users.

**Highlights:** Important announcements, Upcoming event schedules, Fundraising resources, Learn about IUDM's mission, Connect with other participants

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

**In-app purchases:** none


## Frequently asked questions

### Is IU Mobile free?

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

### Is IUDM free?

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

### Which has better reviews, IU Mobile or IUDM?

IUDM is rated higher. IU Mobile averages 3.9 out of 5 from 187 ratings, while IUDM averages 5.0 from 3 ratings.

### Do IU Mobile or IUDM have ads?

Neither IU Mobile nor IUDM shows ads.

### Which is updated more often, IU Mobile or IUDM?

IU Mobile ships an update monthly, and IUDM every 6 days. Most recently, IU Mobile was updated on October 12, 2026 and IUDM on October 1, 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.*