Krumbs vs ByteFrog

Turn spare moments into coding skills. Krumbs gives you tiny, hand-crafted exercises designed to help you practice programming one question at a time. Practice different ways of thinking about code: - Verbalize concepts - Predict what code does - Find bugs - Fill in the blanks Explore 500+ hand-crafted questions across courses in C# fundamentals and object-oriented programming, track your progress, and keep learning at your own pace. A few questions here and there can add up to a lot of learning. Krumbs is free to use with a daily question limit. Upgrade to Krumbs Pro to learn without daily limits. No account required. Your learning progress stays on your device. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

ByteFrog is the easiest way to learn Python on your iPhone — no internet, no subscription needed to get started. Whether you've never written a line of code or you're brushing up on the basics, ByteFrog walks you through Python step by step with bite-sized lessons designed for complete beginners. WHAT'S INCLUDED FOR FREE • Modules 1–4: Variables, types, operators, and control flow • 3 guided Python projects • Live code playground — write and run real Python on your device • Streaks, XP, and achievements to keep you going GO FURTHER WITH PREMIUM • All 17 modules covering Python from basics to advanced • Unlimited projects • Weekly league to compete with other learners • Module tests and checkpoints • 3-day free trial included WHY BYTЕFROG? • 100% offline — works on planes, commutes, anywhere • No ads, no distractions • Real Python runs on your device — not a simulation • Built for beginners, no experience needed Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/