# KnocKnow vs Nova Structa

The clearest difference is in-app purchases: Nova Structa at none against KnocKnow's 2. Nova Structa also leads on ads (none vs shown) and update cadence (every 4 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. KnocKnow sells 2 in-app purchases, starting at $99.99 per month. Nova Structa asks for nothing beyond the download.

KnocKnow ships an update every 3 weeks, Nova Structa every 4 days. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | KnocKnow | Nova Structa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/knocknow/id6748841288/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 47 MB |
| Requires iOS | 17 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KnocKnow LLC](https://appshunter.io/developer/1827621168) | [Linktohub](https://appshunter.io/developer/1541368048) |

## What reviewers say

### KnocKnow

[App page](https://appshunter.io/ios/app/knocknow/id6748841288)

This app analyzes property data to identify high-conversion doors for door-to-door sales. It helps users find the best areas to work by applying filters for property type, age, and ownership. Maximize your sales efforts by focusing on the most promising leads.

**Highlights:** Property data analysis, ZIP code and address search, Customizable property filters, Map-based zone highlighting, D2D sales route optimization, Data-backed sales decisions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KnocKnow | $99.99 | per month |
| KnocKnow | $899.00 | per year |


### Nova Structa

[App page](https://appshunter.io/ios/app/nova-structa/id6794962808)

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

**In-app purchases:** none


## Frequently asked questions

### Is KnocKnow free?

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

### Is Nova Structa free?

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

### Do KnocKnow or Nova Structa have ads?

KnocKnow shows ads; Nova Structa does not.

### Which is updated more often, KnocKnow or Nova Structa?

KnocKnow ships an update every 3 weeks, and Nova Structa every 4 days. Most recently, KnocKnow was updated on October 2, 2026 and Nova Structa on October 9, 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.*