# Triangle Test vs DLR Test Trainer

The clearest difference is in-app purchases: DLR Test Trainer at none against Triangle Test's 2. DLR Test Trainer also leads on update cadence (daily vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Triangle Test sells 2 in-app purchases, starting at $3.99 per month. DLR Test Trainer asks for nothing beyond the download.

Triangle Test ships an update fortnightly, DLR Test Trainer daily. The most recent releases landed on June 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Triangle Test | DLR Test Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Size | 16 MB | 53 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Felix Desiderato](https://appshunter.io/developer/1742514874) | [Noa Walser](https://appshunter.io/developer/6776944214) |

## What reviewers say

### Triangle Test

[App page](https://appshunter.io/ios/app/triangle-test/id6754271995)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Access | $3.99 | per month |
| Lifetime Access | $5.99 | one-time |


### 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:** none


## Frequently asked questions

### Is Triangle Test free?

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

### Is DLR Test Trainer free?

DLR Test Trainer is free to download, with no in-app purchases.

### Do Triangle Test or DLR Test Trainer have ads?

Neither Triangle Test nor DLR Test Trainer shows ads.

### Which is updated more often, Triangle Test or DLR Test Trainer?

Triangle Test ships an update fortnightly, and DLR Test Trainer daily. Most recently, Triangle Test was updated on June 10, 2026 and DLR Test Trainer on September 20, 2026.

---

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