Sterile Processing vs HSPT Prep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sterile Processing
Prepare for the CRCST exam with practice questions, instrument identification drills, and study guides. Plan your study routine, track progress, and review core sterile processing topics. Offers a free experience with optional monthly, annual, or lifetime subscriptions for full access.
- 320 practice questions
- Instrument identification drill
- Daily study tasks
- Five study guides
- 24 flashcards
- Progress tracking
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Build a focused study routine for the CRCST exam with Sterile Prep. PRACTICE AND UNDERSTAND Work through 320 practice questions covering sterile processing topics. Review answer explanations, bookmark questions and return to your saved practice session. LEARN YOUR INSTRUMENTS Use the interactive instrument-identification drill to review surgical instruments and their uses. PLAN YOUR STUDY Set an exam date, follow daily study tasks and review progress across the app's study areas. These indicators reflect your in-app activity, not a predicted exam score. REVIEW THE FUNDAMENTALS Explore five study guides and 24 flashcards covering core sterile processing topics. Use the wrapping guide, tray assembly checklists and sterilization reference as educational aids. CHOOSE YOUR ACCESS Try the free experience before purchasing Pro. Monthly and annual subscriptions and a lifetime purchase are offered in the app. Apple displays your local price and any eligible introductory offer before you confirm. Subscriptions renew automatically unless canceled through your Apple Account. Restore eligible purchases from Settings. This release focuses on CRCST study. It does not provide separate CIS, CER, CSIS or CSPDT question banks. Study questions, instrument names and reference material are in English; selected app controls also support Spanish. EDUCATION ONLY This app is an independent study aid, not clinical guidance, a sterilizer controller or a validated quality-management system. Always follow the device manufacturer's current instructions for use and your facility's policies. It is not affiliated with or endorsed by HSPA, CBSPD, AAMI or any healthcare facility. CRCST is a trademark of HSPA. No exam result is guaranteed. Support: https://www.voltexam.com/support Privacy: https://www.voltexam.com/privacy Terms: https://www.voltexam.com/terms
HSPT Prep
Prepare for the High School Placement Test with extensive practice questions and detailed explanations. This app offers personalized study plans, timed modes, and progress tracking to help students build the skills needed for Catholic and private high school entrance exams.
- 750 practice questions
- Detailed answer explanations
- Coverage of all five test sections
- Personalized daily study plans
- Timed practice modes
- Progress tracking and score projection
- Smart review with spaced repetition
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Ace the HSPT and get into your school. HSPT Prep gives you 750 practice questions with a clear explanation for every single answer, so students build the skills all five sections measure. Built for students preparing for the High School Placement Test used by Catholic and private high schools. WHY IT WORKS The HSPT is a timed placement test, so speed and accuracy matter. Repeated, targeted practice across every section - then reinforcing exactly what you got wrong - is the fastest way to raise a score. - 750 questions written to match the real test's style and difficulty - An explanation on every answer, so each question teaches you something - Full coverage of all five sections: Verbal Skills - Quantitative Skills - Reading (Comprehension & Vocabulary) - Mathematics (Concepts & Problem Solving) - Language Skills STUDY YOUR WAY - Daily Plan that sizes itself to your test date and keeps you on pace - Quick 10 for a fast review after school - Timed Mode to build test-day confidence - Smart Review using spaced repetition to resurface weak spots - Full-Length Practice Test that simulates the real thing - Missed Questions queue so nothing slips through - Custom Quiz to drill any section on demand TRACK YOUR PROGRESS - Score projection that updates as you practice - Accuracy broken down by section - Streaks to keep you consistent - Test-day countdown WHO IT'S FOR Students (and parents) preparing for the HSPT Catholic and private high school placement test. START TODAY Your test date isn't moving. Start a free trial, take your first Quick 10 today, and watch your score projection climb. --- SUBSCRIPTION DETAILS Full access is available through an auto-renewing subscription: A free trial is available for new subscribers. Payment will be charged to your Apple ID account at confirmation of purchase. Your subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your App Store account settings after purchase. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription. Terms of Use: https://hermesdigitalbr-spec.github.io/hspt-legal/terms.html Privacy Policy: https://hermesdigitalbr-spec.github.io/hspt-legal/privacy.html
Screenshots
Verdict
The clearest difference is rating: Sterile Processing at 4.8 against HSPT Prep's 2.5. HSPT Prep's advantage is update cadence (every 10 days vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Sterile Processing sells 3 in-app purchases, starting at $9.99 per month and HSPT Prep sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Sterile Processing holds the better App Store score, 4.8 against 2.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively.
Sterile Processing ships an update every 4 months, HSPT Prep every 10 days. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.
| Parameter | Sterile Processing | HSPT Prep |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (4 ratings) — better | 2.5 (2 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 — better | 2 |
| Update frequency | Every 4 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 8 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Deeun Inc. | Hermes Inteligencia Digital Ltda |
Customer experience
Sterile Processing
HSPT Prep
In-app purchases
Sterile Processing
- Pro - Monthly3 Days trial$9.991 Month
- Prep Pro Annual$29.991 Year
- Pro - Lifetime Access$59.99
HSPT Prep
- HSPT Prep Weekly$3.997 Days
- HSPT Prep Monthly3 Days trial$10.991 Month
Questions
Is Sterile Processing free?
Is HSPT Prep free?
Which has better reviews, Sterile Processing or HSPT Prep?
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