# VDex vs OSCAL Pocket Guide

The clearest difference is monetization model: OSCAL Pocket Guide at free with in-app purchases against VDex's subscription. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. VDex sells 2 in-app purchases, starting at $4.99 per month and OSCAL Pocket Guide sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for VDex against 5.0 for OSCAL Pocket Guide. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

VDex ships an update every 4 months, OSCAL Pocket Guide every 3 months. The most recent releases landed on October 11, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | VDex | OSCAL Pocket Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/vdex/id1546459265/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/oscal-pocket-guide/id6744904723/reviews) |
| Number of ratings | 2 | **4** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 39 MB | 77 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Steven Nguyen](https://appshunter.io/developer/1540685532) | [euCann, LLC](https://appshunter.io/developer/1809861113) |

## What reviewers say

### VDex

[App page](https://appshunter.io/ios/app/vdex/id1546459265)

Access and search a comprehensive database of cybersecurity vulnerabilities. Stay updated with the latest CVEs, synced hourly from NIST. A subscription is required for full access, with a free trial available.

**Highlights:** CVE database access, Hourly NIST sync, Search CVE by ID, Monthly subscription, Annual subscription with trial

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CVE Access | $4.99 | per month |
| CVE Access | $49.99 | per year |


### OSCAL Pocket Guide

[App page](https://appshunter.io/ios/app/oscal-pocket-guide/id6744904723)

This app provides offline access to NIST cybersecurity and privacy frameworks, including controls, enhancements, and assessment tools. It supports compliance officers and security professionals with structured data and workflow features for managing security plans and system categorization.

**Highlights:** Offline access to NIST frameworks, Search and filter controls, Parameter substitution for control prose, Favorites and personal notes, SSP Generator with OSCAL export, System categorization workflow, Cross-framework mappings

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NIST Pocket Guide Pro | $9.99 | one-time |


## Frequently asked questions

### Is VDex free?

VDex is free to download, with in-app purchases available.

### Is OSCAL Pocket Guide free?

OSCAL Pocket Guide is free to download, with in-app purchases available.

### Which has better reviews, VDex or OSCAL Pocket Guide?

VDex and OSCAL Pocket Guide are both rated 5.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

### Do VDex or OSCAL Pocket Guide have ads?

Neither VDex nor OSCAL Pocket Guide shows ads.

### Which is updated more often, VDex or OSCAL Pocket Guide?

VDex ships an update every 4 months, and OSCAL Pocket Guide every 3 months. Most recently, VDex was updated on October 11, 2026 and OSCAL Pocket Guide on October 22, 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.*