# Piazza vs UB Mobile

Piazza and UB Mobile both sit at 2.1 stars, but that hides the real split: 44% of UB Mobile's written reviews are positive against 14% of Piazza's. UB Mobile also leads on iOS requirement (13.0 vs 15.6). Piazza's advantage is update cadence (every 11 days vs every 10 months) and ratings volume (279 vs 33). On price, rating, ads and in-app purchases there is nothing between them.

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

UB Mobile holds the better App Store score, 2.3 against 2.1. That said, the two scores are not equally well evidenced: Piazza has 279 ratings behind it against 33, so its average is the more settled of the two. Written reviews point the same way: 14% of Piazza's written reviews are positive against 44% of UB Mobile's.

Piazza ships an update every 11 days, UB Mobile every 10 months. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Piazza | UB Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (279 ratings)](https://appshunter.io/ios/app/piazza/id453142230/reviews) | **[2.3 (33 ratings)](https://appshunter.io/ios/app/ub-mobile/id457650145/reviews)** |
| Number of ratings | **279** | 33 |
| Positive reviews | 14.2% of reviews | **44.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 10 months |
| Monetization | Free | Free |
| Size | 3 MB | 38 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Piazza Technologies, Inc.](https://appshunter.io/developer/453142233) | [University at Buffalo](https://appshunter.io/developer/457650148) |

## What reviewers say

### Piazza

[App page](https://appshunter.io/ios/app/piazza/id453142230)

This platform facilitates communication and learning for higher education. Students can ask and answer questions, while instructors can monitor student engagement. It provides real-time updates and a centralized space for class interactions.

**Highlights:** Ask and answer questions, Real-time updates, Centralized class communication, Student engagement monitoring, Mobile access for students and instructors

**In-app purchases:** none

**What reviewers like**

- 🚀 Useful app
- 🚀 Great for tracking classes
- 🚀 Convenient mobile access

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Buggy and unreliable
- 🐛 Lacks key features from web version
- 🐛 Poor user interface and navigation
- 🔒 Login and authentication issues

**Reported bugs**

- Inability to post or reply
- Randomly logs out users
- Fails to load posts and resources
- Incompatible with newer iOS versions

**Requested features**

- Dark mode option
- Ability to access course materials
- Improved formatting and editing tools
- Better organization of posts and discussions
- Seamless integration with web version


### UB Mobile

[App page](https://appshunter.io/ios/app/ub-mobile/id457650145)

This app provides a comprehensive mobile portal for university students and staff. Access academic resources, campus maps, transportation schedules, dining information, and university news. Stay connected with campus events and athletic updates.

**Highlights:** Campus maps and navigation, Course management access, Transportation tracking, University news and events, Faculty and staff directory, Library resource access

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

**In-app purchases:** none


## Frequently asked questions

### Is Piazza free?

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

### Is UB Mobile free?

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

### Which has better reviews, Piazza or UB Mobile?

UB Mobile is rated higher. Piazza averages 2.1 out of 5 from 279 ratings, while UB Mobile averages 2.3 from 33 ratings.

### Do Piazza or UB Mobile have ads?

Neither Piazza nor UB Mobile shows ads.

### Which is updated more often, Piazza or UB Mobile?

Piazza ships an update every 11 days, and UB Mobile every 10 months. Most recently, Piazza was updated on October 14, 2026 and UB Mobile 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.*