# Surgical Technologist CST Prep vs AST CST Exam Test

The clearest difference is update cadence: AST CST Exam Test at every 4 weeks against Surgical Technologist CST Prep's every 12 months. Surgical Technologist CST Prep's advantage is iOS requirement (14.0 vs 17.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Surgical Technologist CST Prep sells 2 in-app purchases, starting at $9.99 per month 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.

Surgical Technologist CST Prep ships an update every 12 months, AST CST Exam Test every 4 weeks. The most recent releases landed on September 11, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Surgical Technologist CST Prep | AST CST Exam Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/surgical-technologist-cst-prep/id6473753856/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 9 MB |
| Requires iOS | **14.0** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [FLUENT AAC TECHNOLOGY S.R.L.](https://appshunter.io/developer/1547000580) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### Surgical Technologist CST Prep

[App page](https://appshunter.io/ios/app/surgical-technologist-cst-prep/id6473753856)

Prepare for the AST CST exam with over 3000 practice questions and flashcards. Master key areas like surgical procedures, sterilization, and patient safety. This app aims to make studying engaging and effective for aspiring surgical technologists.

**Highlights:** 3000+ exam-like questions, 1000+ flashcards, Multiple practice tests, Covers all exam areas, Real-life scenarios, Engaging study methods

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Month Premium | $9.99 | per month |
| 1-Month Premium | $24.99 | per month |


### 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 Surgical Technologist CST Prep free?

Surgical Technologist CST Prep 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 Surgical Technologist CST Prep or AST CST Exam Test have ads?

Neither Surgical Technologist CST Prep nor AST CST Exam Test shows ads.

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

Surgical Technologist CST Prep ships an update every 12 months, and AST CST Exam Test every 4 weeks. Most recently, Surgical Technologist CST Prep was updated on September 11, 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.*