# Stack Influence vs Knock

Stack Influence and Knock are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Stack Influence ships an update monthly, Knock every 6 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Stack Influence | Knock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (400 ratings)](https://appshunter.io/ios/app/stack-influence-creator-deals/id6481402069/reviews)** | — |
| Number of ratings | **400** | — |
| Positive reviews | 78.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free | — |
| Size | 43 MB | 28 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Stack Influence](https://appshunter.io/developer/1739639888) | [Ned Murphy](https://appshunter.io/developer/1545722246) |

## What reviewers say

### Stack Influence

[App page](https://appshunter.io/ios/app/stack-influence-creator-deals/id6481402069)

Connect with brands for free products and cash back by sharing on social media. This platform offers instant approvals for creators with over 100 followers and provides opportunities for long-term brand partnerships.

**Highlights:** Freebies and cash back deals, Affiliate and brand ambassador opportunities, Instant approval with 100+ followers, Effortless posting and automatic payouts, Instant matchmaking with relevant brands, Build long-term brand relationships

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 User-friendly interface
- 💰 Opportunity to earn rewards
- 🎁 Wide variety of products to try
- 🤝 Helpful for creators/influencers

**What reviewers complain about**

- 🔍 Lack of communication/support
- ❌ Sudden loss of campaigns/opportunities
- 💰 Requires initial product purchase
- 🤔 Unclear qualification criteria

**Reported bugs**

- Issues with verification code delivery
- Inconsistent campaign availability

**Requested features**

- Expand to TikTok platform
- Offer paid content opportunities
- Improve campaign selection and availability


### Knock

[App page](https://appshunter.io/ios/app/knock-just-hang/id6759957795)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stack Influence free?

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

### Is Knock free?

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

### Do Stack Influence or Knock have ads?

Neither Stack Influence nor Knock shows ads.

### Which is updated more often, Stack Influence or Knock?

Stack Influence ships an update monthly, and Knock every 6 weeks. Most recently, Stack Influence was updated on October 27, 2026 and Knock on October 28, 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.*