# Piazza vs UCSC Pisa Class Search

The clearest difference is rating: UCSC Pisa Class Search at 5.0 against Piazza's 2.1. Piazza's advantage is update cadence (fortnightly vs every 4 months) and ratings volume (277 vs 2). 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.

UCSC Pisa Class Search holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: Piazza has 277 ratings behind it against 2, so its average is the more settled of the two.

Piazza ships an update fortnightly, UCSC Pisa Class Search every 4 months. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Piazza | UCSC Pisa Class Search |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (277 ratings)](https://appshunter.io/ios/app/piazza/id453142230/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ucsc-pisa-class-search/id6467175262/reviews)** |
| Number of ratings | **277** | 2 |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free | Free |
| Size | 3 MB | 1 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Piazza Technologies, Inc.](https://appshunter.io/developer/453142233) | [Advaith Jagathesan](https://appshunter.io/developer/1121762093) |

## 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


### UCSC Pisa Class Search

[App page](https://appshunter.io/ios/app/ucsc-pisa-class-search/id6467175262)

Easily search the UC Santa Cruz course catalog using subject codes, class codes, or keywords. View detailed course information directly within the app. Optimized for a simple, native user experience.

**Highlights:** Search course catalog, Filter by subject, code, or keyword, View full course details, Native user interface, Direct link to Pisa for details

**In-app purchases:** none


## Frequently asked questions

### Is Piazza free?

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

### Is UCSC Pisa Class Search free?

UCSC Pisa Class Search is free to download, with no in-app purchases.

### Which has better reviews, Piazza or UCSC Pisa Class Search?

UCSC Pisa Class Search is rated higher. Piazza averages 2.1 out of 5 from 277 ratings, while UCSC Pisa Class Search averages 5.0 from 2 ratings.

### Do Piazza or UCSC Pisa Class Search have ads?

Neither Piazza nor UCSC Pisa Class Search shows ads.

### Which is updated more often, Piazza or UCSC Pisa Class Search?

Piazza ships an update fortnightly, and UCSC Pisa Class Search every 4 months. Most recently, Piazza was updated on September 21, 2026 and UCSC Pisa Class Search on September 11, 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.*