# Sterile Processing RCST vs CST Exam Prep 2026 AST

The clearest difference is price: CST Exam Prep 2026 AST at Free against Sterile Processing RCST's $3.99. CST Exam Prep 2026 AST also leads on ratings volume (46 vs 1). Sterile Processing RCST's advantage is in-app purchases (none vs 4). On rating, ads, device support and iOS requirement there is nothing between them.

CST Exam Prep 2026 AST is free to download; Sterile Processing RCST costs $3.99 up front. CST Exam Prep 2026 AST sells 4 in-app purchases, starting at $8.49 per month. Sterile Processing RCST asks for nothing beyond the download.

Sterile Processing RCST holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: CST Exam Prep 2026 AST has 46 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Sterile Processing RCST | CST Exam Prep 2026 AST |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sterile-processing-rcst/id1547528971/reviews)** | [4.8 (46 ratings)](https://appshunter.io/ios/app/cst-exam-prep-2026-ast/id6477819215/reviews) |
| Number of ratings | 1 | **46** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 11 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 9 MB | 32 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Aouatef Tounsi Nee Sliti](https://appshunter.io/developer/1547524051) | [Get Exam](https://appshunter.io/developer/1529117519) |

## What reviewers say

### Sterile Processing RCST

[App page](https://appshunter.io/ios/app/sterile-processing-rcst/id1547528971)

Prepare for certification as a CRCST with this comprehensive study app. It offers thousands of study notes, flashcards, and quizzes with multiple learning methods, audio playback, and personalized note-taking features. Track your progress and review challenging topics effectively.

**Highlights:** 2800+ study notes, flashcards, and quizzes, 5 study methods, Audio learning with Spotify technology, Personalized notes and comments, Create custom flashcards and quizzes, Progress tracking and review features, Searchable content

**In-app purchases:** none


### CST Exam Prep 2026 AST

[App page](https://appshunter.io/ios/app/cst-exam-prep-2026-ast/id6477819215)

Prepare for your Certified Surgical Technologist exam with over 1600 practice questions and 800 flashcards. Master all exam areas with realistic simulations and detailed rationales. Study anytime, anywhere with offline access and free updates for the latest guidelines.

**Highlights:** 1600+ exam-like questions, 800+ flashcards, 12+ practice exams, Covers all exam areas, Offline access, Free updates, Realistic exam simulation

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 - Month Premium | $8.49 | per month |
| 1 - Week Premium | $8.99 | per 7 days |
| 1 - Month Premium | $16.99 | per month |
| 3 Months Premium | $35.99 | per 3 months |


## Frequently asked questions

### Is Sterile Processing RCST free?

Sterile Processing RCST costs $3.99, with no in-app purchases.

### Is CST Exam Prep 2026 AST free?

CST Exam Prep 2026 AST is free to download, with in-app purchases available.

### Which has better reviews, Sterile Processing RCST or CST Exam Prep 2026 AST?

Sterile Processing RCST is rated higher. Sterile Processing RCST averages 5.0 out of 5 from 1 ratings, while CST Exam Prep 2026 AST averages 4.8 from 46 ratings.

### Do Sterile Processing RCST or CST Exam Prep 2026 AST have ads?

Neither Sterile Processing RCST nor CST Exam Prep 2026 AST shows ads.

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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.*