# DC34 CTF vs Kamekoro

The clearest difference is in-app purchases: DC34 CTF at none against Kamekoro's 3. Kamekoro's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Kamekoro sells 3 one-off in-app purchases. DC34 CTF asks for nothing beyond the download.

DC34 CTF ships an update every 3 days, Kamekoro every 4 days. The most recent releases landed on October 23, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | DC34 CTF | Kamekoro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dc34-ctf/id6784302919/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | Free | — |
| Size | 6 MB | 103 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jeremy Yablan](https://appshunter.io/developer/1781747583) | [Futo Togawa](https://appshunter.io/developer/6783813985) |

## What reviewers say

### DC34 CTF

[App page](https://appshunter.io/ios/app/dc34-ctf/id6784302919)

Engage in a challenging capture-the-flag game with diverse puzzles spanning cryptography, physical challenges, and hardware integration. Unlock fourteen channels, solve intricate problems without hints, and compete on a live leaderboard for prizes. The game is locked until the DEF CON 34 convention begins.

**Highlights:** Capture the Flag gameplay, 14 diverse puzzle channels, Cryptographic and physical challenges, Hardware integration puzzles, Live in-app leaderboard, Unlockable prizes, Hidden secrets

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

**In-app purchases:** none


### Kamekoro

[App page](https://appshunter.io/ios/app/kamekoro/id6789081791)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ocean Skin | $1.99 | one-time |
| Forest Skin | $1.99 | one-time |
| Fantasy Night Skin | $1.99 | one-time |


## Frequently asked questions

### Is DC34 CTF free?

DC34 CTF is free to download, with no in-app purchases.

### Is Kamekoro free?

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

### Do DC34 CTF or Kamekoro have ads?

Neither DC34 CTF nor Kamekoro shows ads.

### Which is updated more often, DC34 CTF or Kamekoro?

DC34 CTF ships an update every 3 days, and Kamekoro every 4 days. Most recently, DC34 CTF was updated on October 23, 2026 and Kamekoro on October 3, 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.*