# Chatty Math vs COTA OT Assistant Exam Prep

The clearest difference is iOS requirement: Chatty Math at 10.3 against COTA OT Assistant Exam Prep's 13.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Chatty Math sells 10 one-off in-app purchases and COTA OT Assistant Exam Prep sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Chatty Math | COTA OT Assistant Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (25 ratings)](https://appshunter.io/ios/app/chatty-math/id1388540306/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 28 MB |
| Requires iOS | **10.3** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arch Square](https://appshunter.io/developer/432278777) | [FLY SKY PTY LTD](https://appshunter.io/developer/1838696534) |

## What reviewers say

### Chatty Math

[App page](https://appshunter.io/ios/app/chatty-math/id1388540306)

An AI-powered math tutor engages children in conversational learning. It adapts to their grade level and performance, teaching various math concepts through interactive dialogues and exercises. This approach aims to make learning math more enjoyable and improve retention.

**Highlights:** AI-powered math teacher, Conversational learning dialogues, Adaptive difficulty based on grade and performance, Teaches Addition, Subtraction, Multiplication, Division, Word problems and equation solving, Algebraic equations and order of operations

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Multiplication Matcher | $0.99 | one-time |
| Division Matcher | $0.99 | one-time |
| Unlock Subtraction Comparer | $0.99 | one-time |
| Unlock Multiplication Comparer | $0.99 | one-time |
| Unlock Division Comparer | $0.99 | one-time |
| Unlock Math Operators | $1.99 | one-time |
| Algebra Equations Chat | $1.99 | one-time |
| Logic Sequencer Chat | $1.99 | one-time |
| Order of Operation Chat | $1.99 | one-time |
| Value Combo Pack | $4.99 | one-time |


### COTA OT Assistant Exam Prep

[App page](https://appshunter.io/ios/app/cota-ot-assistant-exam-prep/id6782510558)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| COTA OT Assistant Full Access | $4.99 | per 7 days |
| COTA OT Assistant Full Access | $12.99 | per month |
| COTA OT Assistant Full Access | $39.99 | one-time |


## Frequently asked questions

### Is Chatty Math free?

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

### Is COTA OT Assistant Exam Prep free?

COTA OT Assistant Exam Prep is free to download, with in-app purchases available.

### Do Chatty Math or COTA OT Assistant Exam Prep have ads?

Neither Chatty Math nor COTA OT Assistant Exam Prep shows ads.

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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.*