# Knotty CA vs SafetyPUP XD

The clearest difference is update cadence: SafetyPUP XD at every 2 weeks against Knotty CA's monthly. Knotty CA's advantage is iOS requirement (15.0 vs 17.0). 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.

Knotty CA ships an update monthly, SafetyPUP XD every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Knotty CA | SafetyPUP XD |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 98 MB | 86 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Knotty Knickers INC](https://appshunter.io/developer/1666034482) | [NextLevelApps Limited](https://appshunter.io/developer/1805829465) |

## What reviewers say

### Knotty CA

[App page](https://appshunter.io/ios/app/knotty-ca/id1666034587)

Access exclusive discounts and get early access to new product launches. Browse the latest arrivals and enjoy a fast, secure checkout experience for all your favorite items.

**Highlights:** Exclusive discounts, Early access to launches, New arrivals browsing, First-to-know notifications, Secure and fast checkout

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💖 Love the product quality
- 💰 Affordable subscription
- 🎁 Surprise variety of styles
- ✨ Cute patterns and matching sets

**What reviewers complain about**

- ❌ App doesn't open
- ❌ App freezes on opening screen
- ❌ Website issues
- ❌ Inconsistent sizing
- ❌ Poor packaging

**Reported bugs**

- App won't load past opening image
- App freezes on display page
- Website crashes
- Subscription management issues (pausing/canceling)
- Inconsistent order fulfillment

**Requested features**

- Fix the app functionality
- Improve website user-friendliness
- Add a category for women's boxers
- Ensure consistent packaging


### SafetyPUP XD

[App page](https://appshunter.io/ios/app/safetypup-xd/id6748466633)

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

**In-app purchases:** none


## Frequently asked questions

### Is Knotty CA free?

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

### Is SafetyPUP XD free?

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

### Do Knotty CA or SafetyPUP XD have ads?

Both Knotty CA and SafetyPUP XD show ads.

### Which is updated more often, Knotty CA or SafetyPUP XD?

Knotty CA ships an update monthly, and SafetyPUP XD every 2 weeks. Most recently, Knotty CA was updated on November 3, 2026 and SafetyPUP XD on October 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.*