# Black Dog Data vs KnockGenius

The clearest difference is update cadence: KnockGenius at every 3 weeks against Black Dog Data's every 13 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Black Dog Data ships an update every 13 months, KnockGenius every 3 weeks. The most recent releases landed on October 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Black Dog Data | KnockGenius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/black-dog-data/id6503287098/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 87 MB | 66 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Jack Geisler](https://appshunter.io/developer/1748745377) | [Roshawn Franklin](https://appshunter.io/developer/1880574959) |

## What reviewers say

### Black Dog Data

[App page](https://appshunter.io/ios/app/black-dog-data/id6503287098)

This app allows you to collect, manage, and sell your online activity data. Securely capture your phone's activity, enhance it for market value, and sell it to trusted buyers. Earn money monthly by taking control of your personal data.

**Highlights:** Seamless data collection, Encrypted data storage, Smart data post-processing, Data marketplace for selling, Monthly payouts

**Features:** macOS Compatibility

**In-app purchases:** none


### KnockGenius

[App page](https://appshunter.io/ios/app/knockgenius/id6793432815)

**In-app purchases:** none


## Frequently asked questions

### Is Black Dog Data free?

Black Dog Data is free to download, with no in-app purchases.

### Is KnockGenius free?

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

### Do Black Dog Data or KnockGenius have ads?

Neither Black Dog Data nor KnockGenius shows ads.

### Which is updated more often, Black Dog Data or KnockGenius?

Black Dog Data ships an update every 13 months, and KnockGenius every 3 weeks. Most recently, Black Dog Data was updated on October 9, 2026 and KnockGenius on October 31, 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.*