# Protocol 4 vs Color Drizzle

The clearest difference is in-app purchases: Color Drizzle at none against Protocol 4's 7. Color Drizzle also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Protocol 4 sells 7 one-off in-app purchases. Color Drizzle asks for nothing beyond the download.

Protocol 4 ships an update every 3 months, Color Drizzle every 3 weeks. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Protocol 4 | Color Drizzle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 12 MB | 56 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HAKAN OZGER](https://appshunter.io/developer/1855495033) | [VENUSAPPS PRIVATE LIMITED](https://appshunter.io/developer/6778693632) |

## What reviewers say

### Protocol 4

[App page](https://appshunter.io/ios/app/protocol-4-code-breaker-pvp/id6755742805)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pocket Change | $0.99 | one-time |
| Starter Kit | $1.99 | one-time |
| Agent License | $2.99 | one-time |
| Hacker's Stash | $4.99 | one-time |
| Pro Kit | $4.99 | one-time |
| Trust Fund | $9.99 | one-time |
| Master Kit | $9.99 | one-time |


### Color Drizzle

[App page](https://appshunter.io/ios/app/color-drizzle/id6784249501)

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

**In-app purchases:** none


## Frequently asked questions

### Is Protocol 4 free?

Protocol 4 is free to download, with in-app purchases available.

### Is Color Drizzle free?

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

### Do Protocol 4 or Color Drizzle have ads?

Both Protocol 4 and Color Drizzle show ads.

### Which is updated more often, Protocol 4 or Color Drizzle?

Protocol 4 ships an update every 3 months, and Color Drizzle every 3 weeks. Most recently, Protocol 4 was updated on October 8, 2026 and Color Drizzle on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*