# CST Surgical Technologist Exam vs Sterile Processing Tech Exam

The clearest difference is ads: Sterile Processing Tech Exam at none against CST Surgical Technologist Exam's shown. Sterile Processing Tech Exam also leads on review sentiment (100% vs 91%). CST Surgical Technologist Exam's advantage is update cadence (every 9 days vs every 3 weeks) and iOS requirement (12.0 vs 15.6). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. CST Surgical Technologist Exam sells 2 in-app purchases, starting at $24.99 per month and Sterile Processing Tech Exam sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

CST Surgical Technologist Exam ships an update every 9 days, Sterile Processing Tech Exam every 3 weeks. The most recent releases landed on September 24, 2026 and June 7, 2026 respectively.

## The numbers

| Metric | CST Surgical Technologist Exam | Sterile Processing Tech Exam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (634 ratings)](https://appshunter.io/ios/app/cst-surgical-technologist-exam/id6463158020/reviews)** | — |
| Number of ratings | **634** | — |
| Positive reviews | 91.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 89 MB | 45 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Best Fun Games](https://appshunter.io/developer/896888007) | [Md Tariqul Islam](https://appshunter.io/developer/1789667629) |

## What reviewers say

### CST Surgical Technologist Exam

[App page](https://appshunter.io/ios/app/cst-surgical-technologist-exam/id6463158020)

Prepare for your Certified Surgical Technologist (CST) exam with realistic practice tests and quizzes. This app offers over 3,000 expert-written questions with detailed explanations to help you pass on your first attempt. Features include personalized study plans and progress tracking.

**Highlights:** 3000+ Realistic Questions, Detailed Explanations, Personalized Study Plan, Progress Tracking & Metrics, Multiple Test & Quiz Modes, Expert-Designed Content

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $24.99 | per month |
| Lifetime premium access | $89.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 👍 Helpful for studying
- 💡 Great study tool
- 🚀 Straightforward and concise
- 🚀 Convenient for daily practice

**What reviewers complain about**

- 💰 Expensive
- 🔒 Difficult to cancel subscription

**Reported bugs**

- Contradictory answers in some questions
- Incorrect wording in some questions

**Requested features**

- Allow customization of question quantity
- Expand content beyond eye surgeries and anesthesia


### Sterile Processing Tech Exam

[App page](https://appshunter.io/ios/app/sterile-processing-tech-exam/id6747091287)

Prepare for your Certified Sterile Processing Technician exam with over 1400 practice questions, flashcards, and mock exams. Track your progress and master all five CBSPD domains anytime, anywhere, even offline.

**Highlights:** 1400+ practice questions with explanations, 600+ flashcards for key terms, Timed mock exams, Topic-based quizzes, Progress analytics, Offline access

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $17.99 | per year |
| Unlimited Plan | $17.99 | one-time |


## Frequently asked questions

### Is CST Surgical Technologist Exam free?

CST Surgical Technologist Exam is free to download, with in-app purchases available.

### Is Sterile Processing Tech Exam free?

Sterile Processing Tech Exam is free to download, with in-app purchases available.

### Do CST Surgical Technologist Exam or Sterile Processing Tech Exam have ads?

CST Surgical Technologist Exam shows ads; Sterile Processing Tech Exam does not.

### Which is updated more often, CST Surgical Technologist Exam or Sterile Processing Tech Exam?

CST Surgical Technologist Exam ships an update every 9 days, and Sterile Processing Tech Exam every 3 weeks. Most recently, CST Surgical Technologist Exam was updated on September 24, 2026 and Sterile Processing Tech Exam on June 7, 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.*