# Quick Study AI vs Thinkzo

The clearest difference is monetization model: Thinkzo at free against Quick Study AI's freemium. Thinkzo also leads on iOS requirement (13.0 vs 16.6). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Quick Study AI sells 2 in-app purchases, starting at $4.99 per 7 days and Thinkzo sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Quick Study AI against 5.0 for Thinkzo. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Quick Study AI ships an update weekly, Thinkzo every 11 days. The most recent releases landed on July 6, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Quick Study AI | Thinkzo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/quick-study-ai/id6738230951/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/thinkzo-ai-homework-helper/id6759196682/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 11 days |
| Monetization | Freemium | **Free** |
| Size | 27 MB | 46 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Panic Agency, Inc.](https://appshunter.io/developer/1779822066) | [Gang Wu](https://appshunter.io/developer/1832307850) |

## What reviewers say

### Quick Study AI

[App page](https://appshunter.io/ios/app/quick-study-ai/id6738230951)

Instantly solve homework problems by taking a photo of your question. Receive clear, step-by-step explanations for subjects like math, science, history, and literature. Designed to help students understand concepts, not just find answers.

**Highlights:** AI-powered homework analysis, Step-by-step explanations, Photo-based problem recognition, Save and review solution history, Support for multiple subjects, Follow-up questions for deeper understanding

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access (1-Week) | $4.99 | per 7 days |
| All Access (1-Year) | $19.99 | per year |


### Thinkzo

[App page](https://appshunter.io/ios/app/thinkzo-ai-homework-helper/id6759196682)

Instantly solve homework problems by taking a photo. Get step-by-step explanations, generate practice questions, and receive instant AI grading with feedback. Supports multiple languages and subjects for students of all levels.

**Highlights:** AI-powered photo problem solver, Step-by-step solution explanations, Generate custom practice questions, Instant homework grading and feedback, Multi-language support, Privacy editor for sensitive information, Bookmark and save solutions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Annual | $29.99 | per year |


## Frequently asked questions

### Is Quick Study AI free?

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

### Is Thinkzo free?

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

### Which has better reviews, Quick Study AI or Thinkzo?

Quick Study AI and Thinkzo are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Quick Study AI or Thinkzo have ads?

Neither Quick Study AI nor Thinkzo shows ads.

### Which is updated more often, Quick Study AI or Thinkzo?

Quick Study AI ships an update weekly, and Thinkzo every 11 days. Most recently, Quick Study AI was updated on July 6, 2026 and Thinkzo 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.*