The QR Code Generator vs Visual TCPIP Trainer

Generate, customize, and share your QR codes with ease! The QR Code Generator supports a variety of styling options, including custom colors, circular designs, and overlays with text - so your QR codes can stand out wherever you use them. Key Features: Quick & Easy: Convert your input data into a QR code instantly Styling Options: Customize QR color, shape (including circular), and add text overlays Ad-Free Experience: No intrusive ads, ever Dark Mode Ready: Beautiful in both Light and Dark Mode Offline Capability: Generate QR codes anytime, anywhere Privacy First: We never collect your data Free Version: Ad free Save your QR codes Create text-based QR codes Standard QR Code Appearance Pro Version: All Free Version features Verify generated QR codes Generate various QR code types (Text, Wi-Fi, URL, Phone Number, SMS, Email Address, Geolocation, vCard) Change the style of your QR codes with advanced customization options. Circular and Heart Shaped QR Code Appearances Terms of Use - standard Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Visual TCP/IP Trainer turns abstract networking concepts into something you can actually see. Watch packets travel hop by hop across an interactive topology, inspect every frame, and finally understand what really happens between two devices on a network. Key features • Interactive topology with PCs, switches, and routers • Hop-by-hop packet animation with source/destination MAC and IP, TTL, and frame type • Live ARP tables and routing tables that update as traffic flows • Editable subnet masks and default gateways so you can experiment in seconds • Realistic failure modes: misconfigurations, dropped packets, and routing loops Certification mode (CCNA / CCNP) • 450 high-quality questions in total: 150 for CCNA, 300 for CCNP • Organized by domain (IP addressing, routing, switching, security, automation, and more) • Customizable difficulty (Easy / Medium / Hard) and question count • Timed exam mode, weakest-domain analytics, and bookmark review • Streaks that keep you coming back day after day Built for • Beginners who want to truly understand "why packets arrive" • Engineers preparing seriously for CCNA or CCNP • Trainers and team leads who need a teaching aid for onboarding • Anyone who wants to refresh TCP/IP fundamentals on the go Works fully offline. No ads, no tracking. Learn networking the way it should be taught — by watching it happen.