# DLR Test Trainer vs ATC Aptitude Prep

DLR Test Trainer and ATC Aptitude Prep are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. DLR Test Trainer sells 2 in-app purchases, starting at $8.99 per month and ATC Aptitude Prep sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | DLR Test Trainer | ATC Aptitude Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Size | 54 MB | 6 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Noa Walser](https://appshunter.io/developer/6776944214) | [MD Shahariar Nazim Joy](https://appshunter.io/developer/1893961943) |

## What reviewers say

### DLR Test Trainer

[App page](https://appshunter.io/ios/app/dlr-test-trainer-pilot-exam/id6779955509)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $8.99 | per month |
| Pro Lifetime | $34.99 | one-time |


### ATC Aptitude Prep

[App page](https://appshunter.io/ios/app/atc-aptitude-prep-practice/id6790246419)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Annual | $49.99 | per year |
| Lifetime Access | $99.99 | one-time |


## Frequently asked questions

### Is DLR Test Trainer free?

DLR Test Trainer is free to download, with in-app purchases available.

### Is ATC Aptitude Prep free?

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

### Do DLR Test Trainer or ATC Aptitude Prep have ads?

Neither DLR Test Trainer nor ATC Aptitude Prep shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*