# Piazza vs TIA Study

The clearest difference is review sentiment: TIA Study at 100% against Piazza's 14%. TIA Study also leads on rating (4.2 vs 2.1). Piazza's advantage is in-app purchases (none vs 10) and ratings volume (279 vs 23). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. TIA Study sells 10 one-off in-app purchases. Piazza asks for nothing beyond the download.

TIA Study holds the better App Store score, 4.2 against 2.1. That said, the two scores are not equally well evidenced: Piazza has 279 ratings behind it against 23, 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 100% of TIA Study's.

Piazza ships an update every 11 days, TIA Study every 3 weeks. The most recent releases landed on October 14, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Piazza | TIA Study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (279 ratings)](https://appshunter.io/ios/app/piazza/id453142230/reviews) | **[4.2 (23 ratings)](https://appshunter.io/ios/app/tia-study/id1547036414/reviews)** |
| Number of ratings | **279** | 23 |
| Positive reviews | 14.2% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 67 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Piazza Technologies, Inc.](https://appshunter.io/developer/453142233) | [The Infinite Actuary](https://appshunter.io/developer/886356301) |

## 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


### TIA Study

[App page](https://appshunter.io/ios/app/tia-study/id1547036414)

This learning platform offers a comprehensive study experience for exams. It provides scheduled daily tasks, video lessons, practice problems with AI scoring, and spaced repetition flashcards to aid memorization and mastery.

**Highlights:** Scheduled daily study tasks, Downloadable video lessons, AI-powered practice problems, Spaced repetition flashcards, Customizable quizzes and exams, Progress tracking and mastery scores

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| R Course | $199.99 | one-time |
| Accounting VEE - 6 Mo Access | $349.99 | one-time |
| Corp Finance VEE - 6 Mo Access | $349.99 | one-time |
| Micro Econ VEE - 6 Mo Access | $349.99 | one-time |
| Macro Econ VEE - 6 Mo Access | $349.99 | one-time |
| Databases Theory & Practice | $399.99 | one-time |
| Tech Skills - 12 Months Access | $449.99 | one-time |
| Exam P - 6 Months Access | $499.99 | one-time |
| Exam FM - 6 Months Access | $499.99 | one-time |
| Math Stats VEE - 6 Mo Access | $599.99 | one-time |


## Frequently asked questions

### Is Piazza free?

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

### Is TIA Study free?

TIA Study is free to download, with in-app purchases available.

### Which has better reviews, Piazza or TIA Study?

TIA Study is rated higher. Piazza averages 2.1 out of 5 from 279 ratings, while TIA Study averages 4.2 from 23 ratings.

### Do Piazza or TIA Study have ads?

Neither Piazza nor TIA Study shows ads.

### Which is updated more often, Piazza or TIA Study?

Piazza ships an update every 11 days, and TIA Study every 3 weeks. Most recently, Piazza was updated on October 14, 2026 and TIA Study on September 29, 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.*