# NetCLI: CCNA Network Simulator — Subnetting, CLI Labs & Exams > Cisco network simulator for CCNA exam prep with hands-on labs and command practice. (iPhone/iPad app by Christian Garmann Schjelderup.) - Source: https://appshunter.io/ios/app/netcli-ccna-network-simulator/id6770298746 (this page in markdown: same URL + `.md`) - Developer: [Christian Garmann Schjelderup](https://appshunter.io/developer/1896731528) - Category: Education, Developer Tools - Price: Free - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 15.0 · 30 MB - Languages: American English - Released: 2026-06-03 - Data updated: 2026-11-13 - Monetization: free ## What is NetCLI? NetCLI is a free, hands-on Cisco network simulator for CCNA on your iPhone, iPad or Mac. Build a network, type real Cisco IOS commands on routers and switches, and see the result in the topology. Practice subnetting, IPv6, Wi-Fi and troubleshooting anywhere. Practice familiar Cisco IOS commands from Packet Tracer in offline labs, wherever you study. Made for students preparing for the CCNA 200-301 exam, networking classes and anyone who wants to understand how networks really work. A NEW BROKEN NETWORK EVERY DAY • Daily troubleshooting: every day someone calls with a network problem – a port that's down, a wrong mask, two PCs on one IP, Wi-Fi that won't connect. Find the fault in the IOS terminal and prove the fix with your own ping • One free job every day, with a different fault, network and caller • Stamp your work orders through the week, and try a day again for a better stamp BUILD AND CONFIGURE YOUR OWN NETWORK • My Lab: add routers, switches and PCs, connect them and configure each device from its own terminal, with notes for each lab. The free lab supports up to 6 devices and one named save • Cisco IOS command line: user, privileged and global configuration mode, show commands, ? help and IOS-style error messages • PC command prompt that works like the one in Packet Tracer • Ping and packet trace to test your network • Wi-Fi: set up an access point with an SSID and a WPA2 key, then get a laptop online • Starter topologies and guided exercises when you don't know where to begin LEARN STEP BY STEP • Guided lessons from networking basics to CCNA topics • Readiness Check: a free, timed set of CCNA-style questions to see where you stand • Quiz: multiple-choice networking questions at different difficulty levels SUBNETTING AND IP ADDRESSING • Subnetting trainer with four difficulty levels: get a random IP and prefix, then find the network, broadcast, host range and usable hosts • Subnet practice for VLSM and CIDR, with an IPv6 example NETWORK REFERENCE TOOLS • Command library: look up Cisco IOS commands for VLANs, OSPF routing, ACLs, DHCP, NAT/PAT, IPv6, SSH and diagnostics, and open a lab scenario to try them • Config Explainer: paste a Cisco configuration and get a plain-English explanation of every line • Packet Tracer guides: step-by-step walkthroughs for common lab scenarios • Troubleshooting playbooks: work layer by layer through the OSI model with the right show commands • Interactive OSI model and network map THE BLOOM PROTOCOL: AN IT MYSTERY It's 2003. Per-Tommy put the coffee maker on the network. Solve faults in the terminal. The prologue and first episode are free, episode 2 is in Enable. NETCLI ENABLE • The basement: a new customer every day. Build a small business network from an empty floor, and Per-Tommy checks it before sign-off • Ticket queue: eight tickets a day, P1 to P4, and a title that climbs as you close them • More daily jobs, with VLAN and static route faults • Full CCNA practice exams with explanations, topic scores and lab questions • Up to 36 devices per lab, multiple saves and cable choices • Full command library, quiz bank, lab guides, terminal scenarios and IPv6 practice One payment gives you 100 days of access. No subscription, no automatic renewal. KEEP YOUR PROGRESS A free account syncs your learning progress. Labs stay on your device, with manual transfer available in Enable. The app interface is available in English, Spanish, Brazilian Portuguese, French, Indonesian, Vietnamese, Turkish and Hindi. Lessons and IOS commands stay in English, as on the CCNA exam. Whether you're preparing for the CCNA exam, doing homework for a networking course or refreshing your Cisco skills, NetCLI gives you a hands-on network lab wherever you are. NetCLI is an independent learning app. It is not affiliated with, sponsored or endorsed by Cisco Systems, Inc. Cisco, Cisco IOS, CCNA and Packet Tracer are trademarks of Cisco Systems, Inc. ## Key features - Real Cisco IOS command line practice - Network building and configuration - Daily troubleshooting challenges - Subnetting trainer with multiple levels - Command library and config explainer - CCNA-style practice questions ## Is NetCLI safe? Not enough ratings yet to assess NetCLI. ## Is NetCLI legit? NetCLI: CCNA Network Simulator has limited verification signals. The AppsHunter Legitimacy Score for NetCLI is 58 out of 100 points across 7 verification signals from App Store and developer data. ## Frequently asked questions about NetCLI ### What is NetCLI? NetCLI is a free, hands-on Cisco network simulator designed for CCNA preparation. It allows users to build and configure networks, type real Cisco IOS commands, and practice subnetting and troubleshooting. ### Is NetCLI free to use? Yes, NetCLI is completely free to use. It does not have any in-app purchases or advertisements, offering a full simulation experience without cost. ### What devices does NetCLI support? NetCLI is available for iPhone, iPad, and iPod devices, making it accessible for on-the-go learning and practice. ### How does NetCLI help with CCNA preparation? NetCLI provides practice with familiar Cisco IOS commands, daily troubleshooting scenarios, subnetting trainers, and CCNA-style practice questions to assess readiness for the exam. ### Can I build and configure my own networks in NetCLI? Yes, the 'My Lab' feature allows you to add routers, switches, and PCs, connect them, and configure each device from its own terminal. The free lab supports up to 6 devices and one named save. ### Does NetCLI offer offline access? Yes, you can practice familiar Cisco IOS commands and labs offline, allowing you to study and prepare anywhere without an internet connection. ### How often is NetCLI updated? The app was last updated on 2026-11-12 with version 2.0.1, indicating regular development and support for new features and bug fixes. ### What is the age rating for NetCLI? NetCLI has an age rating of 4+, making it suitable for a wide range of users interested in learning networking concepts. ## Version history (last 5 releases) ### 2.0.1 — 2026-11-12 The basement is open. With NetCLI Enable, a new customer rings every day: build a small business network from an empty floor, and Per-Tommy walks the site with you before it is signed off. Plus a queue of eight tickets a day, P1 to P4, and a title that climbs as you close them. • Go downstairs: see today's queue and customer before you decide • The Bloom Protocol, episode 2. Episodes 3 and 4 follow • The Library is one tap away in every job • Better on Mac: drag the divider between the board and the terminal, and Bloom fits the window ### 2.0 — 2026-11-11 NetCLI Enable is here. • Two full practice exams with explanations for every answer and a score breakdown by topic • Exam lab tasks you solve by running show commands on a simulated network • More Per-Tommy jobs each day, including VLAN and static route faults • Labs with up to 36 devices and multiple saved labs • One payment for 100 days, with no subscription or automatic renewal Also new for everyone THE BLOOM PROTOCOL — A STORY GAME It’s 2003. You start in a basement with a coffee maker, a rack and a network that’s about to have a very bad day. In this single-player point-and-click adventure, you explore the basement, pick up the cable and talk to Per-Tommy. Then you open the terminal and fix what’s broken. The prologue and Episode 1 are free. • The app interface adds Brazilian Portuguese, French, Indonesian, Vietnamese, Turkish and Hindi alongside Spanish. • Developer news now appears on Home. • Sign in with the same account on a new phone to bring your quiz and exam results with you. What stays free The whole course, one troubleshooting job every day and your own lab with up to six devices. You keep your existing progress. The full quiz bank, the IPv6 and VLSM trainers, and most lab guides are now part of Enable. ### 1.5.2 — 2026-11-05 Fixes missing files for Per-Tommy’s home screen and language support. ### 1.6 — 2026-11-05 Per-Tommy needs a hand. Every day someone upstairs rings the basement with a broken network: a port switched off, a wrong address, two PCs fighting over one IP, a printer that has given up again. You find it and fix it in a real IOS terminal, and the work order gets stamped. A new job every day, free for everyone. New in this version: • The daily job: a different fault, network and caller every day, easy on Monday and hardest on Friday • A weekly desk with stamps. Play a day again for a better one • Wi-Fi: access points, SSIDs and WPA2 keys, in the lab and in the daily job • New lesson: Wireless LAN, the access point, the SSID and the key • New learning path module and 11 Wi-Fi quiz questions • A rewritten guide to wireless LAN controllers • IPv6 addresses and spanning tree in the simulator • The app now speaks Spanish. Lessons and IOS commands stay in English, as on the exam • Lots of small fixes ### 1.5 — 2026-11-02 Per-Tommy needs a hand. Every day someone upstairs rings the basement with a broken network: a port switched off, a wrong address, two PCs fighting over one IP, a printer that has given up again. You find it and fix it in a real IOS terminal, and the work order gets stamped. A new job every day, free for everyone. New in this version: • The daily job: a different fault, network and caller every day, easy on Monday and hardest on Friday • A weekly desk with stamps. Play a day again for a better one • Wi-Fi: access points, SSIDs and WPA2 keys, in the lab and in the daily job • New lesson: Wireless LAN, the access point, the SSID and the key • New learning path module and 11 Wi-Fi quiz questions • A rewritten guide to wireless LAN controllers • IPv6 addresses and spanning tree in the simulator • The app now speaks Spanish. 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