# Solve vs Chalcack

The clearest difference is in-app purchases: Solve at none against Chalcack's 3. Chalcack's advantage is review sentiment (97% vs 86%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Chalcack sells 3 in-app purchases, starting at $9.99 per month. Solve asks for nothing beyond the download.

Solve ships an update every 4 days, Chalcack every 2 days. Both last shipped on September 22, 2026.

## The numbers

| Metric | Solve | Chalcack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (10 ratings)](https://appshunter.io/ios/app/chalcack-homework-unstuck/id6747833381/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | 85.7% of reviews | **97.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 154 MB | 50 MB |
| Requires iOS | **17.6** | 18.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Testbank Inc.](https://appshunter.io/developer/1489897656) | [Dong Hae Jang](https://appshunter.io/developer/1573538288) |

## What reviewers say

### Solve

[App page](https://appshunter.io/ios/app/solve-study-notes/id1629592780)

This app offers free past exam papers for various subjects and allows users to access popular workbooks digitally. It features automatic grading and integrated note-taking for efficient studying, eliminating the need to flip between books and answer keys.

**Highlights:** Free past exam papers, Digital workbooks, Automatic grading, Integrated note-taking, Problem and solution on one screen, iPad and Apple Pencil support

**Features:** macOS Compatibility

**In-app purchases:** none


### Chalcack

[App page](https://appshunter.io/ios/app/chalcack-homework-unstuck/id6747833381)

This AI-powered study companion helps students master difficult subjects by providing step-by-step solutions and explanations. It recognizes problems from photos and offers a personalized study vault for review. Get instant academic support anytime, anywhere.

**Highlights:** Snap and solve problems from photos, AI-powered step-by-step explanations, Support for Math, Science, English, and more, Master core concepts and principles, Personal study vault and review library, 24/7 AI academic assistance

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium subscription | $9.99 | per month |
| Yearly Pro (Special Offer) | $59.99 | per year |
| Yearly Premium subscription | $79.99 | per year |


## Frequently asked questions

### Is Solve free?

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

### Is Chalcack free?

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

### Do Solve or Chalcack have ads?

Both Solve and Chalcack show ads.

### Which is updated more often, Solve or Chalcack?

Solve ships an update every 4 days, and Chalcack every 2 days. Most recently, Solve was updated on September 22, 2026 and Chalcack on September 22, 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.*