# Engross vs Chalk

The clearest difference is in-app purchases: Chalk at none against Engross's 1. Engross's advantage is iOS requirement (16.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Engross sells 1 one-off in-app purchase. Chalk asks for nothing beyond the download.

## The numbers

| Metric | Engross | Chalk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (46 ratings)](https://appshunter.io/ios/app/engross-focus-timer-and-to-do/id1494680611/reviews)** | — |
| Number of ratings | **46** | — |
| Positive reviews | 48.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 4 MB |
| Requires iOS | **16.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Husain Haidery](https://appshunter.io/developer/1494680610) | [Sepehr Mohammadi](https://appshunter.io/developer/6796235702) |

## What reviewers say

### Engross

[App page](https://appshunter.io/ios/app/engross-focus-timer-and-to-do/id1494680611)

This app helps users improve focus and productivity, especially those with ADHD or time blindness. It offers customizable focus sessions, task management, and analytics to understand work patterns. Features include distraction alerts, planning tools, and ambient sounds.

**Highlights:** ADHD-Friendly Pomodoro Timer, Distraction detection and training, Task breakdown for executive function, Integrated daily planner, Deep work analytics and charts, Immersive white noise ambience, Minimalist black theme

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Engross Premium | $5.99 | one-time |


### Chalk

[App page](https://appshunter.io/ios/app/chalk-count-and-settle/id6800959287)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Engross free?

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

### Is Chalk free?

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

### Do Engross or Chalk have ads?

Neither Engross nor Chalk shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*