# AST CST Test Prep 2026 vs CompTIA Security+ 2026 Prep

The clearest difference is monetization model: CompTIA Security+ 2026 Prep at free with in-app purchases against AST CST Test Prep 2026's subscription. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. AST CST Test Prep 2026 sells 3 in-app purchases, starting at $5.99 per 7 days and CompTIA Security+ 2026 Prep sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for AST CST Test Prep 2026 against 4.8 for CompTIA Security+ 2026 Prep. Both are backed by a comparable volume of ratings — 80 and 61 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

AST CST Test Prep 2026 ships an update every 5 months, CompTIA Security+ 2026 Prep every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | AST CST Test Prep 2026 | CompTIA Security+ 2026 Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (80 ratings)](https://appshunter.io/ios/app/ast-cst-test-prep-2026/id6449639659/reviews) | **[4.8 (61 ratings)](https://appshunter.io/ios/app/comptia-security-plus-2026-prep/id6474765038/reviews)** |
| Number of ratings | **80** | 61 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 68 MB | 48 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [秀娟 周](https://appshunter.io/developer/1670536523) | [Chutima Busaraprapakul](https://appshunter.io/developer/1706710113) |

## What reviewers say

### AST CST Test Prep 2026

[App page](https://appshunter.io/ios/app/ast-cst-test-prep-2026/id6449639659)

Prepare for your Surgical Technologist certification exam with over 900 practice questions and detailed explanations. This app offers multiple test modes and performance tracking to help you study efficiently and confidently pass your CST exam.

**Highlights:** Over 900 practice questions, Detailed answer explanations, Multiple test modes, Subject classification, Performance tracking, User-friendly interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AST CST Premium (1 Week) | $5.99 | per 7 days |
| CST Prep Premium (1 Month) | $17.99 | per month |
| AST CST Premium (3 Months) | $39.99 | per 3 months |


### CompTIA Security+ 2026 Prep

[App page](https://appshunter.io/ios/app/comptia-security-plus-2026-prep/id6474765038)

Prepare for the CompTIA Security+ SY0-701 certification exam with expert-designed content. This app offers a scientific study system, over 1,300 practice questions with detailed explanations, and AI-powered analysis to boost your confidence and help you pass on your first attempt.

**Highlights:** Scientific study system, 1,300+ specialized questions, Detailed explanations, Simulated exam quizzes, AI-powered tracking and analysis, Multiple test modes

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Security+ Premium (Weekly) | $5.99 | per 7 days |
| Security+ Premium (Monthly) | $17.99 | per month |
| Security+ Premium (Lifetime) | $99.99 | one-time |


## Frequently asked questions

### Is AST CST Test Prep 2026 free?

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

### Is CompTIA Security+ 2026 Prep free?

CompTIA Security+ 2026 Prep is free to download, with in-app purchases available.

### Which has better reviews, AST CST Test Prep 2026 or CompTIA Security+ 2026 Prep?

CompTIA Security+ 2026 Prep is rated higher. AST CST Test Prep 2026 averages 4.7 out of 5 from 80 ratings, while CompTIA Security+ 2026 Prep averages 4.8 from 61 ratings.

### Do AST CST Test Prep 2026 or CompTIA Security+ 2026 Prep have ads?

Neither AST CST Test Prep 2026 nor CompTIA Security+ 2026 Prep shows ads.

### Which is updated more often, AST CST Test Prep 2026 or CompTIA Security+ 2026 Prep?

AST CST Test Prep 2026 ships an update every 5 months, and CompTIA Security+ 2026 Prep every 4 months. Most recently, AST CST Test Prep 2026 was updated on October 24, 2026 and CompTIA Security+ 2026 Prep on October 24, 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.*