# SIUE vs Addendum.

The clearest difference is update cadence: Addendum. at weekly against SIUE's every 2 months. Addendum. also leads on rating (5.0 vs 4.7). SIUE's advantage is ratings volume (444 vs 1) and iOS requirement (15.1 vs 17.0). 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.

Addendum. holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: SIUE has 444 ratings behind it against 1, so its average is the more settled of the two.

SIUE ships an update every 2 months, Addendum. weekly. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SIUE | Addendum. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (444 ratings)](https://appshunter.io/ios/app/siue/id484167450/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/addendum/id6787558572/reviews)** |
| Number of ratings | **444** | 1 |
| Positive reviews | 75.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | Free |
| Size | 61 MB | 2 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Southern Illinois University Edwardsville](https://appshunter.io/developer/484167453) | [Steven Ermer](https://appshunter.io/developer/6777496728) |

## What reviewers say

### SIUE

[App page](https://appshunter.io/ios/app/siue/id484167450)

Manage your academic life and campus experience with this app. Stay organized with event and assignment tracking, access academic tools, and receive important campus notifications. Navigate campus easily and discover available services.

**Highlights:** Event and assignment calendar, Academic tools access, Deadline reminders and alerts, Class management and to-dos, Campus event discovery, Campus services information, Push notifications for alerts, Campus map with routing

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to navigate and user-friendly interface
- 📅 Helpful calendar and schedule viewing features
- 🚀 Quick access to campus information and resources
- 📱 Convenient mobile alternative to website
- ℹ️ Comprehensive campus event and activity information

**What reviewers complain about**

- 💰 Excessive campus fees and costs
- 🚌 Limited bus service hours for commuters
- 🎁 CAB events lack quality and materials
- 🍔 Expired groceries in Cougar Cupboard
- 🐛 Frequent crashes and glitches

**Reported bugs**

- Class schedule sync to calendar fails with errors
- Email screen glitches and infinite loading
- App crashes frequently
- Courses fail to load
- Login functionality broken after app reinstall

**Requested features**

- Extended bus service hours for commuters
- Better schedule viewing for entire semester
- Mac application version
- Integration with CNet and MySIUE
- Direct Tech Support contact within app


### Addendum.

[App page](https://appshunter.io/ios/app/addendum/id6787558572)

This private journal helps medical students capture clinical moments for residency applications. It allows for quick note-taking, tagging by theme, and drafting ERAS experiences. The app prioritizes privacy with on-device encryption and offline functionality.

**Highlights:** Capture clinical moments quickly, Tag entries by interview archetypes, Draft ERAS experiences with character counts, Prepare for interviews with STAR stories, Track letters of recommendation, Private, on-device encryption, Offline functionality

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SIUE free?

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

### Is Addendum. free?

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

### Which has better reviews, SIUE or Addendum.?

Addendum. is rated higher. SIUE averages 4.7 out of 5 from 444 ratings, while Addendum. averages 5.0 from 1 ratings.

### Do SIUE or Addendum. have ads?

Neither SIUE nor Addendum. shows ads.

### Which is updated more often, SIUE or Addendum.?

SIUE ships an update every 2 months, and Addendum. weekly. Most recently, SIUE was updated on October 7, 2026 and Addendum. on September 30, 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.*