# Chalk & Math vs Clean Reader

The clearest difference is monetization model: Chalk & Math at free against Clean Reader's paid. Clean Reader's advantage is update cadence (weekly vs every 71 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Chalk & Math against 5.0 for Clean Reader. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Chalk & Math ships an update every 71 months, Clean Reader weekly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Chalk & Math | Clean Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/chalk-and-math/id974996755/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/clean-reader-learn-to-read/id6759177993/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 71 months | **Weekly** |
| Monetization | **Free** | Paid |
| Size | 103 MB | 61 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carlton Payne III](https://appshunter.io/developer/923853665) | [Pensieve Labs](https://appshunter.io/developer/1680659027) |

## What reviewers say

### Chalk & Math

[App page](https://appshunter.io/ios/app/chalk-and-math/id974996755)

This app helps children develop fundamental math abilities, covering addition, subtraction, multiplication, division, and geometry. It features 19 learning levels, from Pre-K to third grade, and includes a test mode with customizable question counts.

**Highlights:** Addition skills, Subtraction skills, Multiplication skills, Division skills, Geometry basics, 19 learning levels, Test mode

**Features:** macOS Compatibility

**In-app purchases:** none


### Clean Reader

[App page](https://appshunter.io/ios/app/clean-reader-learn-to-read/id6759177993)

This phonics app uses a Montessori-aligned approach to help children aged 3-6 learn to read. It focuses on synthetic phonics and a distraction-free learning environment, offering a calm alternative to overstimulating educational games.

**Highlights:** Montessori-aligned phonics, Distraction-free learning, Synthetic phonics sequence (SATPIN), Sound blending sandbox, Decodable stories, Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chalk & Math free?

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

### Is Clean Reader free?

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

### Which has better reviews, Chalk & Math or Clean Reader?

Chalk & Math and Clean Reader are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Chalk & Math or Clean Reader have ads?

Neither Chalk & Math nor Clean Reader shows ads.

### Which is updated more often, Chalk & Math or Clean Reader?

Chalk & Math ships an update every 71 months, and Clean Reader weekly. Most recently, Chalk & Math was updated on November 2, 2026 and Clean Reader on November 5, 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.*