# Test Prep 2020 vs AST CST Exam Test

The clearest difference is update cadence: AST CST Exam Test at every 4 weeks against Test Prep 2020's every 3 months. Test Prep 2020's advantage is device support (3 vs 1) and iOS requirement (10.0 vs 17.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Test Prep 2020 sells 10 one-off in-app purchases and AST CST Exam Test sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Test Prep 2020 ships an update every 3 months, AST CST Exam Test every 4 weeks. The most recent releases landed on October 19, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Test Prep 2020 | AST CST Exam Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/test-prep-2020/id1464950421/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 89 MB | 9 MB |
| Requires iOS | **10.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Feraco media Inc.](https://appshunter.io/developer/497957884) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### Test Prep 2020

[App page](https://appshunter.io/ios/app/test-prep-2020/id1464950421)

Prepare for major exams and tests with practice questions and vocabulary flashcards. Covers a wide range of subjects including DSST, CLEP, AP, Regents, and career-specific certifications.

**Highlights:** Practice exams with randomized questions, Vocabulary flashcards, Covers DSST exams, Covers CLEP exams, Covers AP exams, Covers Regents exams, Career test preparation

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DSST Human Resource Management | $0.99 | one-time |
| DSST  Organizational Behavior | $0.99 | one-time |
| CLEP  American Government | $0.99 | one-time |
| CLEP Principles of Management | $0.99 | one-time |
| Police Exam | $0.99 | one-time |
| Macroeconomics Flash Cards | $0.99 | one-time |
| Criminal Justice Flash Cards | $0.99 | one-time |
| Global History Regents FC | $0.99 | one-time |
| realestappr fc | $0.99 | one-time |
| police flashcards | $0.99 | one-time |


### AST CST Exam Test

[App page](https://appshunter.io/ios/app/ast-cst-exam-test/id6736717763)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $9.99 | per month |
| Lifetime version | $19.99 | one-time |


## Frequently asked questions

### Is Test Prep 2020 free?

Test Prep 2020 is free to download, with in-app purchases available.

### Is AST CST Exam Test free?

AST CST Exam Test is free to download, with in-app purchases available.

### Do Test Prep 2020 or AST CST Exam Test have ads?

Neither Test Prep 2020 nor AST CST Exam Test shows ads.

### Which is updated more often, Test Prep 2020 or AST CST Exam Test?

Test Prep 2020 ships an update every 3 months, and AST CST Exam Test every 4 weeks. Most recently, Test Prep 2020 was updated on October 19, 2026 and AST CST Exam Test on September 15, 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.*