Ferroll vs DC34 CTF
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
Ferroll
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Ferroll is no longer just an escape game; itโs a test of endurance! By tilting your device to descend into the depths of the labyrinth, you will both race against time and compete with players worldwide. What's New & Game Modes: Story Mode (42 Levels): Develop your skills and reach the final gate with themes that change every 10 levels. Endless Mode (New!): Embark on an endless journey between floors. The deeper you go, the higher you score. Watch out, time is running out fast! Global Leaderboards: Share your endless mode scores with the whole world via Game Center and play for the top spot. Game Features: Intuitive Tilt Controls: No on-screen buttons! Just tilt your device to guide the ball perfectly. Theme Selector: You choose which atmosphere to compete in for Endless Mode! Personalize your game with Forest, Ice, or Neon themes. Strategic Bonuses: Every diamond you collect gives you points and extra time to survive. Challenging Enemies: Evade ghosts and find your way out without getting caught in deadly traps. Uninterrupted Adventure: Disable mandatory video ads between levels with the Remove Ads option.
DC34 CTF
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DC34 CTF is a capture-the-flag game built for DEF CON 34. Fourteen channels are dark. Your job is to light them up. Download before the con. The app locks until the convention opens. When the doors open at LVCC West Hall in Las Vegas on August 7, it unlocks and the game begins. FOURTEEN CHANNELS. ONE FINAL TARGET. Every channel is a different kind of puzzle. Some are cryptographic. Some are physical. Some require hardware your phone didn't know it would be using. No hints. No walkthrough. Figure it out. The challenges span XOR ciphers, steganography, DTMF tone analysis, radio direction finding, Bluetooth beacon hunting, geolocation, reverse image search, physical navigation, NFC, speech recognition, and more. Your phone's full sensor suite is in play โ camera, microphone, GPS, accelerometer, compass, Bluetooth, NFC. PRIZES The first three players to complete all fourteen channels and claim the final flag receive physical prizes: gold, silver, and copper coins. Finishers four through thirteen get pins. Your rank is permanent โ logged to the live leaderboard the moment you scan the hand. THE LEADERBOARD A live in-app finishers board tracks every player who completes the game, ranked by completion time. Watch it fill up in real time. THERE IS MORE The app has secrets that have nothing to do with the flags. Some people will find them. Most won't. REQUIREMENTS iOS 17 or later. Game Center must be enabled โ the app authenticates silently at launch. Several challenges require network access, Bluetooth, NFC, location services, camera, and microphone. Grant permissions as the game asks for them or miss the challenges that need them. The app is locked until August 7, 2026 at 9:00 AM PT. Show up at DEF CON 34, LVCC West Hall, Las Vegas. You can play anywhere, but final flag unlocking prizes is only available in-person.
Screenshots
Verdict
The clearest difference is in-app purchases: DC34 CTF at none against Ferroll's 3. DC34 CTF also leads on ads (none vs shown) and update cadence (every 3 days vs weekly). On price, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Ferroll sells 3 one-off in-app purchases. DC34 CTF asks for nothing beyond the download.
Ferroll ships an update weekly, DC34 CTF every 3 days. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.
| Parameter | Ferroll | DC34 CTF |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Every 3 days โ better |
| Ads | Yes | No โ better |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details โ not scored | ||
| Size | 43 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Mustafa YAGIZ | Jeremy Yablan |
In-app purchases
Ferroll
- 5 Lives Pack$0.99
- 15 Lives Pack$1.99
- Remove Ads$2.99
DC34 CTF
No in-app purchases









