MileagePlus X vs AU Library Self Check
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MileagePlus X
Earn United MileagePlus award miles on everyday purchases. Discover nearby merchants, buy eGift cards, and browse curated deals. Track your miles as they post directly to your account with a refreshed, intuitive design.
- Earn award miles on purchases
- Discover nearby merchants
- Buy eGift cards
- Browse curated deals
- Track miles earned
- Intuitive design
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The new and improved MileagePlus X app is here, redesigned to make earning United® MileagePlus® award miles easier and smoother than ever. Explore a refreshed experience that brings shopping, dining and offers together in one place. Discover nearby merchants, buy eGift cards or browse curated deals to earn miles on everyday purchases. See earn rates before you shop, track your miles as they post directly to your MileagePlus® account and enjoy a cleaner, more intuitive design that puts your rewards front and center. Whether you’re grabbing coffee, shopping online or dining out, the new MileagePlus X app makes every purchase more rewarding.
AU Library Self Check
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AU Library Self Check is a self-checkout for American University Library users.
Screenshots
Verdict
The clearest difference is update cadence: AU Library Self Check at fortnightly against MileagePlus X's monthly. AU Library Self Check also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.2). On price, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MileagePlus X ships an update monthly, AU Library Self Check fortnightly. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.
| Parameter | MileagePlus X | AU Library Self Check |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (21K ratings) — better | — |
| Positive reviews | 21.8% of reviews | — |
| Number of ratings | 21K — better | — |
| Update frequency | Monthly | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.2 | 15.0 — better |
| Further details — not scored | ||
| Size | 58 MB | 355 MB |
| Age rating | 17+ | 17+ |
| Developer | UAL | Meescan Inc. |
Bugs and requests
MileagePlus X
Reported bugs
3 issues- Recurring transaction decline issues
- Inconsistent tracking of earned miles
- Glitches with gift card purchases
Requested features
3 requests- Improve search and location functionality
- Enhance user experience and app stability
- Provide better customer support channels
AU Library Self Check
Not enough reviews yet to summarise bugs or requests.
In-app purchases
MileagePlus X
No in-app purchases
AU Library Self Check
No in-app purchases
Questions
Is MileagePlus X free?
Is AU Library Self Check free?
Do MileagePlus X or AU Library Self Check have ads?
Which is updated more often, MileagePlus X or AU Library Self Check?
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