# Sterile Processing Prep vs CSPT Sterile Compounding Prep

The clearest difference is price: CSPT Sterile Compounding Prep at Free against Sterile Processing Prep's $2.99. CSPT Sterile Compounding Prep also leads on iOS requirement (15.1 vs 26.1). Sterile Processing Prep's advantage is in-app purchases (none vs 9). On update cadence, ads and device support there is nothing between them.

CSPT Sterile Compounding Prep is free to download; Sterile Processing Prep costs $2.99 up front. CSPT Sterile Compounding Prep sells 9 in-app purchases, starting at $5.99 per 7 days. Sterile Processing Prep asks for nothing beyond the download.

Sterile Processing Prep ships an update every 2 months, CSPT Sterile Compounding Prep every 3 months. The most recent releases landed on September 11, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Sterile Processing Prep | CSPT Sterile Compounding Prep |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/cspt-sterile-compounding-prep/id6758998446/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 53 MB |
| Requires iOS | 26.1 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Tracy Gates](https://appshunter.io/developer/1065459770) | [YAUHEN BAHDANOVICH](https://appshunter.io/developer/1711932790) |

## What reviewers say

### Sterile Processing Prep

[App page](https://appshunter.io/ios/app/sterile-processing-prep/id6757114416)

**Features:** macOS Compatibility

**In-app purchases:** none


### CSPT Sterile Compounding Prep

[App page](https://appshunter.io/ios/app/cspt-sterile-compounding-prep/id6758998446)

Master sterile compounding for pharmacy technicians with expert-crafted questions and realistic simulations. Track your progress, customize study plans, and stay updated with the latest guidelines to confidently achieve certification.

**Highlights:** Expertly crafted practice questions, Realistic exam simulations, Detailed explanation for answers, Customizable study plans, Progress tracking and analytics, Regular updates with current guidelines, Interactive learning tools

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CSPT Weekly Full Access | $5.99 | per 7 days |
| CSPT Monthly Full Access | $14.99 | per month |
| CSPT Monthly Full Access | $14.99 | per month |
| CSPT Quarterly Full Access | $34.99 | per 3 months |
| CSPT Quarterly Full Access | $34.99 | per 3 months |
| CSPT Semiannual Full Access | $59.99 | per 6 months |
| CSPT Semiannual Full Access | $59.99 | per 6 months |
| CSPT Annual Full Access | $89.99 | per year |
| CSPT Annual Full Access | $89.99 | per year |


## Frequently asked questions

### Is Sterile Processing Prep free?

Sterile Processing Prep costs $2.99, with no in-app purchases.

### Is CSPT Sterile Compounding Prep free?

CSPT Sterile Compounding Prep is free to download, with in-app purchases available.

### Do Sterile Processing Prep or CSPT Sterile Compounding Prep have ads?

Neither Sterile Processing Prep nor CSPT Sterile Compounding Prep shows ads.

### Which is updated more often, Sterile Processing Prep or CSPT Sterile Compounding Prep?

Sterile Processing Prep ships an update every 2 months, and CSPT Sterile Compounding Prep every 3 months. Most recently, Sterile Processing Prep was updated on September 11, 2026 and CSPT Sterile Compounding Prep on October 1, 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.*