# RetrofitReady vs CDL General Knowledge Prep 26

The clearest difference is ads: RetrofitReady at none against CDL General Knowledge Prep 26's shown. CDL General Knowledge Prep 26's advantage is iOS requirement (13.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. RetrofitReady sells 4 in-app purchases, starting at $9.99 per month and CDL General Knowledge Prep 26 sells 4 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 | RetrofitReady | CDL General Knowledge Prep 26 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 24 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eknath Kadam](https://appshunter.io/developer/465355268) | [Mert Demir](https://appshunter.io/developer/1864769723) |

## What reviewers say

### RetrofitReady

[App page](https://appshunter.io/ios/app/retrofitready-coordinator/id1358119013)

Master PAS 2035 coordinator knowledge with this comprehensive toolkit. Access exam-style questions, essential calculators, quick reference guides, and a CPD log. Ideal for training, revision, and on-site checks.

**Highlights:** 600+ exam-style questions, 10 study units, Full mock tests, Multiple calculators (ventilation, U-value, etc.), Quick reference guides, CPD Log and Qualifications tracker

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Quarterly | $19.99 | per 3 months |
| 6 Months | $29.99 | per 6 months |
| Yearly | $39.99 | per year |


### CDL General Knowledge Prep 26

[App page](https://appshunter.io/ios/app/cdl-general-knowledge-prep-26/id6759219235)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $4.99 | per 7 days |
| Monthly Pro | $9.99 | per month |
| Quarterly Access | $19.99 | per 3 months |
| Yearly Access | $39.99 | per year |


## Frequently asked questions

### Is RetrofitReady free?

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

### Is CDL General Knowledge Prep 26 free?

CDL General Knowledge Prep 26 is free to download, with in-app purchases available.

### Do RetrofitReady or CDL General Knowledge Prep 26 have ads?

CDL General Knowledge Prep 26 shows ads; RetrofitReady does not.

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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.*