# CRPD vs Vector Guard

The clearest difference is in-app purchases: CRPD at none against Vector Guard's 2. Vector Guard's advantage is update cadence (weekly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Vector Guard sells 2 in-app purchases, starting at $4.99 per month. CRPD asks for nothing beyond the download.

CRPD ships an update every 2 months, Vector Guard weekly. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | CRPD | Vector Guard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (49 ratings)](https://appshunter.io/ios/app/vector-guard-bug-identifier/id6749871217/reviews)** |
| Number of ratings | — | **49** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 55 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Derrick Cogburn](https://appshunter.io/developer/1182189002) | [BUILT BY FOUNDRY, INC.](https://appshunter.io/developer/1792457041) |

## What reviewers say

### CRPD

[App page](https://appshunter.io/ios/app/crpd/id1182189003)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vector Guard

[App page](https://appshunter.io/ios/app/vector-guard-bug-identifier/id6749871217)

Get real-time risk assessments for disease-carrying insects like ticks and mosquitoes before outdoor activities. This app provides expert-level prevention knowledge, species identification, and seasonal forecasting based on extensive field research.

**Highlights:** Real-time vector risk maps, Species identification with safety guidance, Seasonal forecasting and predictions, Expert prevention tips, AI-powered tick identification, Offline access

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is CRPD free?

CRPD is free to download, with no in-app purchases.

### Is Vector Guard free?

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

### Do CRPD or Vector Guard have ads?

Neither CRPD nor Vector Guard shows ads.

### Which is updated more often, CRPD or Vector Guard?

CRPD ships an update every 2 months, and Vector Guard weekly. Most recently, CRPD was updated on October 5, 2026 and Vector Guard on September 30, 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.*