# Piazza vs Vulcanize

The clearest difference is rating: Vulcanize at 3.2 against Piazza's 2.1. Vulcanize also leads on review sentiment (55% vs 14%) and iOS requirement (10.0 vs 15.6). Piazza's advantage is ratings volume (282 vs 26). 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.

Vulcanize holds the better App Store score, 3.2 against 2.1. That said, the two scores are not equally well evidenced: Piazza has 282 ratings behind it against 26, 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 55% of Vulcanize's.

## The numbers

| Metric | Piazza | Vulcanize |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (282 ratings)](https://appshunter.io/ios/app/piazza/id453142230/reviews) | **[3.2 (26 ratings)](https://appshunter.io/ios/app/vulcanize/id1154777474/reviews)** |
| Number of ratings | **282** | 26 |
| Positive reviews | 13.7% of reviews | **54.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | — |
| Monetization | Free | Free |
| Size | 3 MB | 21 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Piazza Technologies, Inc.](https://appshunter.io/developer/453142233) | [Saagar Jha](https://appshunter.io/developer/1386473045) |

## 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


### Vulcanize

[App page](https://appshunter.io/ios/app/vulcanize/id1154777474)

Easily send beautifully rendered mathematical formulas within iMessage. Write equations using LaTeX and see them previewed live, or create stickers from your formulas for quick sharing. Access your previously created formulas with ease.

**Highlights:** Send rendered math formulas via iMessage, Write formulas using LaTeX, Live preview of formulas, Create iMessage stickers from formulas, Access past formulas

**In-app purchases:** none


## Frequently asked questions

### Is Piazza free?

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

### Is Vulcanize free?

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

### Which has better reviews, Piazza or Vulcanize?

Vulcanize is rated higher. Piazza averages 2.1 out of 5 from 282 ratings, while Vulcanize averages 3.2 from 26 ratings.

### Do Piazza or Vulcanize have ads?

Neither Piazza nor Vulcanize shows ads.

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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.*