# AI Chat Math Assistant Helper vs CDL Prep 

The clearest difference is ads: CDL Prep  at none against AI Chat Math Assistant Helper's shown. CDL Prep  also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

Both are free to download. AI Chat Math Assistant Helper sells 6 in-app purchases, starting at $12.99 per 7 days and CDL Prep  sells 4 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AI Chat Math Assistant Helper ships an update every 3 weeks, CDL Prep  every 11 days. The most recent releases landed on July 6, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | AI Chat Math Assistant Helper | CDL Prep  |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (74 ratings)](https://appshunter.io/ios/app/cdl-prep/id6749817521/reviews)** |
| Number of ratings | — | **74** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 32 MB | 129 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Marius Jurgen Koch](https://appshunter.io/developer/1805180663) | [KAHA INNOVATION COMPANY LIMITED](https://appshunter.io/developer/1807437678) |

## What reviewers say

### AI Chat Math Assistant Helper

[App page](https://appshunter.io/ios/app/ai-chat-math-assistant-helper/id6743940369)

This app provides instant math problem solutions with detailed, step-by-step explanations. It uses photo-scan technology to analyze handwritten or printed problems, making math accessible for all levels. Learn concepts thoroughly and avoid common mistakes with this AI-powered tutor.

**Highlights:** Instant photo-scan problem solving, Detailed step-by-step explanations, Covers all math levels, Visual concept explanations, Common mistake alerts, Practice variants

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Chat Math Assistant Helper | $12.99 | per 7 days |
| AI Chat Math Assistant Helper | $12.99 | per 7 days |
| AI Chat Math Assistant Helper | $14.99 | per month |
| AI Chat Math Assistant Helper | $15.99 | per month |
| AI Chat Math Assistant Helper | $83.99 | per year |
| AI Chat Math Assistant Helper | $99.99 | per year |


### CDL Prep 

[App page](https://appshunter.io/ios/app/cdl-prep/id6749817521)

Prepare for your Commercial Driver’s License (CDL) exam with a comprehensive and user-friendly app. It offers realistic simulations, flashcards, and AI-powered assistance to help you master all 50 states' requirements. Updated for 2025, it covers all necessary subjects for commercial drivers.

**Highlights:** Real exam simulation, Flashcards for memorization, AI Coach for questions, Traffic sign scanner, Progress tracking, Detailed explanations, Updated for 2025

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $7.99 | per 7 days |
| Weekly Trial | $7.99 | per 7 days |
| Monthly Trial | $19.99 | per month |
| Monthly | $19.99 | per month |


## Frequently asked questions

### Is AI Chat Math Assistant Helper free?

AI Chat Math Assistant Helper is free to download, with in-app purchases available.

### Is CDL Prep  free?

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

### Do AI Chat Math Assistant Helper or CDL Prep  have ads?

AI Chat Math Assistant Helper shows ads; CDL Prep  does not.

### Which is updated more often, AI Chat Math Assistant Helper or CDL Prep ?

AI Chat Math Assistant Helper ships an update every 3 weeks, and CDL Prep  every 11 days. Most recently, AI Chat Math Assistant Helper was updated on July 6, 2026 and CDL Prep  on September 10, 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.*