# Chalcack vs FocusTok

The clearest difference is ads: FocusTok at none against Chalcack's shown. FocusTok also leads on iOS requirement (16.0 vs 18.5). Chalcack's advantage is update cadence (every 2 days vs fortnightly) and review sentiment (97% vs 77%). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Chalcack sells 3 in-app purchases, starting at $9.99 per month and FocusTok sells 3 in-app purchases, starting at $9.99 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 Chalcack against 4.9 for FocusTok. Both are backed by a comparable volume of ratings — 12 and 11 respectively. Written reviews are what separate them: 97% of Chalcack's written reviews are positive against 77% of FocusTok's.

Chalcack ships an update every 2 days, FocusTok fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Chalcack | FocusTok |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/chalcack-your-study-crush/id6747833381/reviews)** | [4.9 (11 ratings)](https://appshunter.io/ios/app/focustok-deep-focus-timer/id6756112463/reviews) |
| Number of ratings | **12** | 11 |
| Positive reviews | **97.2% of reviews** | 76.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Fortnightly |
| Monetization | Free with in-app purchases | Freemium |
| Size | 49 MB | 140 MB |
| Requires iOS | 18.5 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dong Hae Jang](https://appshunter.io/developer/1573538288) | [KYOTO K.K.](https://appshunter.io/developer/1724153255) |

## What reviewers say

### Chalcack

[App page](https://appshunter.io/ios/app/chalcack-your-study-crush/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 |


### FocusTok

[App page](https://appshunter.io/ios/app/focustok-deep-focus-timer/id6756112463)

This app transforms focus sessions into an immersive flight experience. Track your progress visually as your aircraft travels across real-world maps, fueled by your concentration. Enhance your study or work time with customizable soundscapes and a unique flight logbook.

**Highlights:** Immersive flight timer with real-time map tracking, Diverse ambient soundscapes for focus, Customizable aircraft selection, Automatic flight logbook for progress tracking, Focus modes for session categorization, Strict mode for uninterrupted concentration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Focus Flight Premium Monthly | $9.99 | per month |
| Focus Flight Premium Yearly | $19.99 | per year |
| Focus Flight Premium Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Chalcack free?

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

### Is FocusTok free?

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

### Which has better reviews, Chalcack or FocusTok?

Chalcack is rated higher. Chalcack averages 5.0 out of 5 from 12 ratings, while FocusTok averages 4.9 from 11 ratings.

### Do Chalcack or FocusTok have ads?

Chalcack shows ads; FocusTok does not.

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

Chalcack ships an update every 2 days, and FocusTok fortnightly. Most recently, Chalcack was updated on October 25, 2026 and FocusTok on October 24, 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.*