# Cosduck vs Sparklz

The clearest difference is ads: Sparklz at none against Cosduck's shown. Cosduck's advantage is update cadence (every 3 days vs every 11 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Cosduck ships an update every 3 days, Sparklz every 11 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Cosduck | Sparklz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (45 ratings)](https://appshunter.io/ios/app/cosduck/id6737409665/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | 36.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 11 days |
| Monetization | Ad-supported | — |
| Size | 60 MB | 35 MB |
| Requires iOS | 13.4 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [마야크루](https://appshunter.io/developer/1242322359) | [DEVBRIX LTD](https://appshunter.io/developer/1711708277) |

## What reviewers say

### Cosduck

[App page](https://appshunter.io/ios/app/cosduck/id6737409665)

Discover and participate in K-Beauty collaborations. Link your social media to apply for campaigns, receive products, and post reviews to unlock more exclusive opportunities.

**Highlights:** Quick social media sign-up, Browse and select campaigns, Receive K-Beauty products, Post product reviews, Unlock exclusive campaigns, Increase membership level

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

**In-app purchases:** none

**What reviewers like**

- 💸 Quick reimbursement for products
- 📦 Free products in exchange for videos
- 💖 Good for micro-influencers
- 👍 Easy submission for uploads
- 🌟 Genuine collaborations offered

**What reviewers complain about**

- 📱 App is blank/empty
- 📉 Shift to TikTok Shop affiliates only
- ✋ High requirements for campaigns (e.g., 5 videos for 1 lipstick)
- 🚫 Region not allowed error
- ❌ Permission denied error when applying

**Reported bugs**

- App is blank after approval
- Error: regionnotallowed
- Permission denied error when applying
- App glitches, screen goes blank
- Cannot log in, keeps asking to log in

**Requested features**

- Support for non-TikTok Shop affiliates
- More reasonable campaign requirements
- Improved app stability and bug fixes
- Faster customer service response times
- Clearer communication on campaign guidelines


### Sparklz

[App page](https://appshunter.io/ios/app/sparklz/id6756255281)

**In-app purchases:** none


## Frequently asked questions

### Is Cosduck free?

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

### Is Sparklz free?

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

### Do Cosduck or Sparklz have ads?

Cosduck shows ads; Sparklz does not.

### Which is updated more often, Cosduck or Sparklz?

Cosduck ships an update every 3 days, and Sparklz every 11 days. Most recently, Cosduck was updated on October 27, 2026 and Sparklz on October 25, 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.*