# Piazza vs Plant Tracer App

The clearest difference is rating: Plant Tracer App at 4.2 against Piazza's 2.1. Plant Tracer App also leads on iOS requirement (9.0 vs 15.6). Piazza's advantage is ratings volume (282 vs 5). On price, update cadence, 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.

Plant Tracer App holds the better App Store score, 4.2 against 2.1. That said, the two scores are not equally well evidenced: Piazza has 282 ratings behind it against 5, so its average is the more settled of the two.

Piazza ships an update every 11 days, Plant Tracer App every 3 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Piazza | Plant Tracer App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (282 ratings)](https://appshunter.io/ios/app/piazza/id453142230/reviews) | **[4.2 (5 ratings)](https://appshunter.io/ios/app/plant-tracer-app/id1421866105/reviews)** |
| Number of ratings | **282** | 5 |
| Positive reviews | 13.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 3 MB | 69 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Piazza Technologies, Inc.](https://appshunter.io/developer/453142233) | [Yao Wang](https://appshunter.io/developer/1421866104) |

## 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


### Plant Tracer App

[App page](https://appshunter.io/ios/app/plant-tracer-app/id1421866105)

This application assists plant scientists in tracking plant movement. Users can record videos, upload them for experimentation, collect data, and share findings.

**Highlights:** Track plant movement, Record and upload videos, Conduct experiments, Gather scientific data, Share research findings

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Piazza free?

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

### Is Plant Tracer App free?

Plant Tracer App is free to download, with no in-app purchases.

### Which has better reviews, Piazza or Plant Tracer App?

Plant Tracer App is rated higher. Piazza averages 2.1 out of 5 from 282 ratings, while Plant Tracer App averages 4.2 from 5 ratings.

### Do Piazza or Plant Tracer App have ads?

Neither Piazza nor Plant Tracer App shows ads.

### Which is updated more often, Piazza or Plant Tracer App?

Piazza ships an update every 11 days, and Plant Tracer App every 3 weeks. Most recently, Piazza was updated on November 1, 2026 and Plant Tracer App on November 2, 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.*