# EPA 608 Practice vs CDL Prep A+

The clearest difference is price: CDL Prep A+ at Free against EPA 608 Practice's $8.99. CDL Prep A+ also leads on update cadence (every 5 weeks vs every 3 months). EPA 608 Practice's advantage is in-app purchases (none vs 2) and iOS requirement (14.0 vs 16.0). On ads and device support there is nothing between them.

CDL Prep A+ is free to download; EPA 608 Practice costs $8.99 up front. CDL Prep A+ sells 2 in-app purchases, starting at $8.99 per month. EPA 608 Practice asks for nothing beyond the download.

EPA 608 Practice ships an update every 3 months, CDL Prep A+ every 5 weeks. The most recent releases landed on September 17, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | EPA 608 Practice | CDL Prep A+ |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[4.5 (20 ratings)](https://appshunter.io/ios/app/epa-608-practice-hvac-exam/id1633908364/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Paid | — |
| Size | 2 MB | 13 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Apps4World](https://appshunter.io/developer/1633802880) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### EPA 608 Practice

[App page](https://appshunter.io/ios/app/epa-608-practice-hvac-exam/id1633908364)

Prepare for and pass the EPA 608 Core, Type I, Type II, and Type III certification exams with this comprehensive study tool. Features include multiple learning modes, progress tracking, and daily reminders to help you master the material.

**Highlights:** Prepare for all 4 EPA 608 categories, Multiple learning modes (Exam, Random 10, Random 50), Revisit incorrectly answered questions, Track progress with statistics and weekly charts, Daily study reminders, Countdown to exam day (coming soon)

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

**In-app purchases:** none


### CDL Prep A+

[App page](https://appshunter.io/ios/app/cdl-prep-a-plus/id6736498207)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $8.99 | per month |
| Lifetime version | $14.99 | one-time |


## Frequently asked questions

### Is EPA 608 Practice free?

EPA 608 Practice costs $8.99, with no in-app purchases.

### Is CDL Prep A+ free?

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

### Do EPA 608 Practice or CDL Prep A+ have ads?

Neither EPA 608 Practice nor CDL Prep A+ shows ads.

### Which is updated more often, EPA 608 Practice or CDL Prep A+?

EPA 608 Practice ships an update every 3 months, and CDL Prep A+ every 5 weeks. Most recently, EPA 608 Practice was updated on September 17, 2026 and CDL Prep A+ on October 6, 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.*