# CristCDL.com Practice Test CDL vs RandyAI

The clearest difference is review sentiment: RandyAI at 100% against CristCDL.com Practice Test CDL's 16%. RandyAI also leads on rating (5.0 vs 1.7) and ads (none vs shown). CristCDL.com Practice Test CDL's advantage is in-app purchases (none vs 2) and ratings volume (130 vs 5). On price, device support and iOS requirement there is nothing between them.

Both are free to download. RandyAI sells 2 in-app purchases, starting at $4.99 per month. CristCDL.com Practice Test CDL asks for nothing beyond the download.

RandyAI holds the better App Store score, 5.0 against 1.7. That said, the two scores are not equally well evidenced: CristCDL.com Practice Test CDL has 130 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 16% of CristCDL.com Practice Test CDL's written reviews are positive against 100% of RandyAI's.

CristCDL.com Practice Test CDL ships an update every 5 months, RandyAI every 2 months. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | CristCDL.com Practice Test CDL | RandyAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (130 ratings)](https://appshunter.io/ios/app/cristcdlcom-practice-test-cdl/id6738142291/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/randyai/id6752505326/reviews)** |
| Number of ratings | **130** | 5 |
| Positive reviews | 15.9% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | **Ad-supported** | Freemium |
| Size | 8 MB | 41 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [William Crist](https://appshunter.io/developer/1779566537) | [RenAIssance Labs, LLC](https://appshunter.io/developer/1839570709) |

## What reviewers say

### CristCDL.com Practice Test CDL

[App page](https://appshunter.io/ios/app/cristcdlcom-practice-test-cdl/id6738142291)

Prepare for your Commercial Driver's License (CDL) exams with state-specific practice tests. Access a comprehensive question bank, including specialized endorsements, and receive immediate feedback with explanations for each answer. Download your state manual for further study.

**Highlights:** State-specific practice tests, General Knowledge tests, Endorsement tests (Air Brakes, Tanker, etc.), Pre-Trip Inspection tests and videos, Immediate answer feedback with explanations, Downloadable state CDL manuals

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

**In-app purchases:** none


### RandyAI

[App page](https://appshunter.io/ios/app/randyai/id6752505326)

This app helps water and wastewater professionals prepare for certification exams and understand plant operations. It offers state-specific practice questions, an AI-powered study assistant for complex topics, and troubleshooting support for equipment. Learn and retain critical concepts with interactive lessons and quizzes, accessible offline.

**Highlights:** State-specific exam preparation, AI-powered study assistant, Troubleshooting support for plant operations, Interactive lessons and quizzes, Offline mobile learning, Operator-developed content

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Randy Pro - Monthly | $4.99 | per month |
| Randy Pro - Yearly | $44.99 | per year |


## Frequently asked questions

### Is CristCDL.com Practice Test CDL free?

CristCDL.com Practice Test CDL is free to download, with no in-app purchases.

### Is RandyAI free?

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

### Which has better reviews, CristCDL.com Practice Test CDL or RandyAI?

RandyAI is rated higher. CristCDL.com Practice Test CDL averages 1.7 out of 5 from 130 ratings, while RandyAI averages 5.0 from 5 ratings.

### Do CristCDL.com Practice Test CDL or RandyAI have ads?

CristCDL.com Practice Test CDL shows ads; RandyAI does not.

### Which is updated more often, CristCDL.com Practice Test CDL or RandyAI?

CristCDL.com Practice Test CDL ships an update every 5 months, and RandyAI every 2 months. Most recently, CristCDL.com Practice Test CDL was updated on October 24, 2026 and RandyAI on October 17, 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.*