# CSCS Green Card Test Prep vs HS&E Op/Spec Test by Rocket

The clearest difference is update cadence: CSCS Green Card Test Prep at every 6 weeks against HS&E Op/Spec Test by Rocket's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CSCS Green Card Test Prep sells 8 in-app purchases, starting at $2.99 per 7 days and HS&E Op/Spec Test by Rocket sells 6 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CSCS Green Card Test Prep ships an update every 6 weeks, HS&E Op/Spec Test by Rocket every 3 months. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | CSCS Green Card Test Prep | HS&E Op/Spec Test by Rocket |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Size | 124 MB | 38 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hamilton Technologies Ltd](https://appshunter.io/developer/1730911718) | [Darya Pyzhyk](https://appshunter.io/developer/1799009188) |

## What reviewers say

### CSCS Green Card Test Prep

[App page](https://appshunter.io/ios/app/cscs-green-card-test-prep/id6749822981)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CSCS Pro | $2.99 | per 7 days |
| Weekly (All Tests) | $4.99 | per 7 days |
| CSCS Pro | $4.99 | per month |
| CSCS Pro | $9.99 | per 3 months |
| Monthly (All Tests) | $14.99 | per month |
| Lifetime Access | $4.99 | one-time |
| Lifetime (All Tests) | $19.99 | one-time |
| Pass Programme | $49.99 | one-time |


### HS&E Op/Spec Test by Rocket

[App page](https://appshunter.io/ios/app/hs-and-e-opspec-test-by-rocket/id6760397126)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HSEop Weekly Full Access | $6.99 | per 7 days |
| HSEop Monthly Full Access | $27.99 | per month |
| HSEop Monthly Full Access | $27.99 | per month |
| HSEop_mock_tries_1 | $4.99 | one-time |
| HSEop_mock_tries_3 | $9.99 | one-time |
| HSEop_mock_tries_5 | $14.99 | one-time |


## Frequently asked questions

### Is CSCS Green Card Test Prep free?

CSCS Green Card Test Prep is free to download, with in-app purchases available.

### Is HS&E Op/Spec Test by Rocket free?

HS&E Op/Spec Test by Rocket is free to download, with in-app purchases available.

### Do CSCS Green Card Test Prep or HS&E Op/Spec Test by Rocket have ads?

Neither CSCS Green Card Test Prep nor HS&E Op/Spec Test by Rocket shows ads.

### Which is updated more often, CSCS Green Card Test Prep or HS&E Op/Spec Test by Rocket?

CSCS Green Card Test Prep ships an update every 6 weeks, and HS&E Op/Spec Test by Rocket every 3 months. Most recently, CSCS Green Card Test Prep was updated on November 8, 2026 and HS&E Op/Spec Test by Rocket on November 5, 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.*