Hacktivate vs CFClimb

Crack codes. Break firewalls. Conquer the map. Hacktivate is the ultimate cybersecurity challenge: a world map of 240 missions where every puzzle is built on real cybersecurity techniques hackers use. From classic ciphers to covert steganography, you’ll sharpen your brain while infiltrating deeper into the network. No fluff. No filler. Just pure challenges. - 240 graded missions across the Americas, Europe, Asia, and more – unlock all the continents with a one-time purchase. - The Hacker’s Toolbox: hashing, encryption, XOR, ciphers, and beyond. - Real-world attack techniques through Unix terminals, web browsers, digital forensics, SQL injection, and more. - Global progression: unlock regions and learn different specialties each time. - Comprehensive tutorials and documentation teach you the skills you need to win. - Difficulty that scales: from rookies breaking their first code to cyber masterminds cracking the strongest firewalls. - Play on iPhone, iPad, and Mac with a single purchase – your progress is auto-synced. - Include 10 challenge hints for free, but you can buy more using in-app purchase. Every lock is a challenge. Every mission is a test. Every solution pulls you deeper into the system. The network is waiting, and your mission starts now! Terms of service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy policy: https://www.hacktivate.app/privacy Hacktivate for schools: https://www.hacktivate.app/schools

CFClimb is a companion for competitive programmers on Codeforces. It follows your week: get reminded before a round, compete, see your rating change, then upsolve what you missed. Unofficial: CFClimb is not affiliated with or endorsed by Codeforces. It uses the public Codeforces API. NEVER MISS A ROUND • Upcoming, running and past contests, with live rounds pinned to the top • A countdown to the next round, also on your Home Screen with the widget • Reminders 1 day, 1 hour or 10 minutes before the rounds you pick. If Codeforces moves a round, the reminder moves with it • Add upcoming contests to your calendar KNOW WHERE YOU STAND • Save your handle to see your rating, your tier and how many points you need for the next one • Your solve streak, problems solved in the last 7 days and rated rounds at a glance • A notification when your new rating is published, checked in the background UPSOLVE WHAT YOU MISSED • A queue built from your rated rounds: problems you tried but didn't solve, then problems you never opened • Sorted from easiest to hardest, with difficulty and tags, and filters for tried or not opened • Open any problem on Codeforces in one tap PROFILES AND COMPARE • Rating history, solved problems by difficulty and tag, verdicts, languages and an activity heatmap for any handle • Compare two handles side by side • Search contests by name or type WORKS OFFLINE • Contests and profiles you've opened are saved on your iPhone and load without a connection • Light, dark or system appearance No account and no sign-in: just your public Codeforces handle. Terms: https://ghurilabs.com/colourpal/apple_eula.html