208+ iOS apps curated and reviewed
With an average user rating of 4.5★, the system design refresher category is one of the App Store's strongest. Browse all 208+ apps we track, sorted so the most loved ones surface first.
This app provides a daily system design question to help software engineers master essential skills for interviews and career growth. It offers clear explanations, linked resources, and a private community for learning and practice.
Design complex systems using a low-code platform that leverages UML standards. Generate code skeletons and manage components graphically. Run and test your system with dynamic type checking.
Master coding and system design interview questions through engaging multiple-choice quizzes. Learn patterns and build intuition for technical interviews on the go, without needing an IDE. Offers step-by-step breakdowns and progress tracking.
Learn to code in Python, JavaScript, HTML, CSS, and SQL with AI-assisted development. This app guides you from beginner to building production-ready software and portfolio projects. Master modern developer workflows and launch your career.
Learn modern product skills like UX design, product management, and AI through bite-sized, interactive lessons. Gain career-focused knowledge and earn industry-recognized certificates to advance your professional journey.
Record video interviews at your convenience from any location with internet access. Showcase your unique skills and passions to stand out to potential employers. Also supports live interviews with hiring managers.
Learn complex system design concepts through engaging, bite-sized arcade-style games. Master building blocks, design full systems, and practice with real infrastructure tools. Progress is saved locally and no account is required.
Learn programming languages like Python, Java, and C# through interactive lessons and hands-on practice. This app offers bite-sized courses, coding challenges, and AI-powered support to help you build practical coding skills on the go. Join millions of learners worldwide advancing their careers and creating real-world solutions.
Learn in-demand coding and AI skills through interactive courses and real-world projects. Master languages like Python and SQL, and gain certifications to advance your career in data science and AI.
Improve your public speaking and articulation skills with daily exercises. This app uses AI analysis and cognitive science techniques to help you speak clearly and confidently, even under pressure. Access vocabulary and practice modes designed to overcome common communication barriers.
Master mechanical engineering concepts with AI-driven lessons, bite-sized videos, and quizzes. Dedicate just 60 minutes weekly to enhance your knowledge and skills in various business and engineering topics.
Access a vast library of over 11,000 courses on in-demand skills like software development, IT, design, and leadership. Learn anytime, anywhere with video lectures, audio lessons, and practice exams. This app requires a Udemy Business license.
This app offers a comprehensive design education with AI-powered mentorship. Learn graphic design, UI/UX, web design, and more through personalized courses, challenges, and expert-led workshops. Earn certificates to showcase your acquired skills.
Design professional flyers and logos quickly using AI. This app offers a user-friendly interface to create eye-catching promotional materials and unique brand identities without complex design software. It's ideal for businesses, marketers, and event organizers needing impactful visuals.
Design professional logos, icons, and symbols for your company or business in seconds. Utilize a vast array of design tools and templates to unleash your creativity and give your projects a stunning visual identity. Save, edit, and share your creations easily.
Create stunning infographics, posters, and social graphics quickly with a vast library of templates and a powerful layer-based editor. Easily import your own data and assets, then export in multiple formats for any platform.
Master electrical engineering concepts with an AI-powered coach. Access bite-sized video lessons, quizzes, and personalized guidance to enhance your knowledge. Dedicate just 60 minutes weekly to achieve significant learning outcomes.
Design interactive user interfaces with this companion app for a popular Mac design tool. Seamlessly open Principle files or mirror your Mac's design work directly to your device.