Comparison

ShellMaster vs NCP

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

ShellMaster

Features
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ShellMaster turns Bash scripting into short, practical sessions you can keep up with every day. Instead of reading long docs and losing the details later, you work through real shell snippets, choose the missing pieces, and build habits that make scripts safer, cleaner, and easier to debug. Start with the shell skills people use in real work: variables, quoting, command substitution, parameters, permissions, tests, conditionals, loops, functions, arrays, files, redirection, pipelines, regex, process control, and admin tasks. Each unit focuses on one idea, then places it inside code a developer, analyst, DevOps learner, or terminal power user would actually run. The main practice path includes 250 Bash units and more than 2,500 fill-in-the-blank coding moments. Read a snippet, find the blank, and select the exact token that completes the command. This active format keeps practice quick and concrete, helping you recognize syntax, remember operators, and stop guessing when a script fails. A second training mode organizes the course into 12 major topics with 2,400 short challenges. Move through shell fundamentals, variables, data types, logic, loops, functions, file work, text processing, arguments, debugging, process management, job control, and automation. Locked progress gives the path structure, while the dashboard shows what you have mastered and what comes next. Need a fast review session? Open Shell Flashcards and flip through 1,200 cards covering shell basics, script execution, permissions, variables, quoting, I/O, redirection, tests, loops, arguments, functions, arrays, core commands, case statements, and errors. Mark cards as known or review, then keep moving without losing momentum. When you need a reference, use the built-in Shell Cheatsheet. Search Bash keywords, core commands, builtins, and operators. Entries are organized for quick scanning, with clear explanations and example code so you can check syntax while you learn. For deeper study, ShellMaster includes 15 tutorial modules with readable lessons on scripting, shell syntax, control flow, text processing, regex, command-line parsing, debugging, process management, build tools, deployment, and essential command-line habits. Save favorite lessons and return to the concepts you use most. Daily Challenge gives you one bite-size prompt to keep your Bash memory sharp. Answer, check your result, read the explanation, and come back with a little more command-line confidence. Clean code highlighting makes snippets easier to parse. Progress tracking shows completed units and current level. Sound and haptic feedback make practice feel responsive. Use ShellMaster if you are learning Bash for coding, data work, server tasks, terminal confidence, DevOps prep, or everyday automation. Whether you are writing your first script or tightening the habits behind safer shell commands, ShellMaster gives you a practical path from syntax recognition to real command-line fluency.

About

NCP

Features
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PASS YOUR NVIDIA NCP-AII: AI INFRASTRUCTURE EXAM 500+ practice questions 5-minute study sessions Track your progress Remove mastered questions Text-to-speech support Dark mode available WHY GET CERTIFIED? Certified NVIDIA AI infrastructure professionals earn up to $203K annually (Skillsoft 2024). NCP-AII validates expertise in deploying, configuring, and validating advanced NVIDIA AI infrastructure for AI factories. WHAT YOU'LL MASTER: Systems and server bring-up with DGX H100 and H200 Network topology deployment for AI data centers BMC, OOB, and TPM configuration BlueField DPU platform management MIG partitioning for AI and HPC workloads Base Command Manager installation and HA configuration Slurm, Pyxis, and Enroot cluster orchestration NVIDIA DOCA driver installation and updates Container toolkit and Docker GPU integration Cluster testing with HPL, NCCL, and NVIDIA Nemo InfiniBand fabric validation and cable verification Storage setup and validation Performance troubleshooting and optimization Hardware fault detection and component replacement STUDY ANYWHERE: Coffee breaks. Commutes. Lunch hours. Turn dead time into NVIDIA infrastructure expertise. Download now. Pass your exam. Master NVIDIA AI infrastructure.

Screenshots

ShellMaster4 screens
NCP3 screens

Verdict

The call

The clearest difference is price: NCP at Free against ShellMaster's $6.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

NCP is free to download; ShellMaster costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ShellMaster ships an update every 6 weeks, NCP every 3 months. The most recent releases landed on September 15, 2026 and September 22, 2026 respectively.

Scorecard1 real difference ยท 5 level
ShellMaster versus NCP: the parameters behind the verdict, then further details
ParameterShellMasterNCP
Price$6.99Free โ€” better
Update frequencyEvery 6 weeks โ€” betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 โ€” better
Further details โ€” not scored
Size43 MB27 MB
Age rating4+4+
DeveloperSimTeCon GmbHDavy Raitt

In-app purchases

None

ShellMaster

No in-app purchases

None

NCP

No in-app purchases

Questions

Is ShellMaster free?
ShellMaster costs $6.99, with no in-app purchases.
Is NCP free?
NCP is free to download, with no in-app purchases.
Do ShellMaster or NCP have ads?
Neither ShellMaster nor NCP shows ads.
Which is updated more often, ShellMaster or NCP?
ShellMaster ships an update every 6 weeks, and NCP every 3 months. Most recently, ShellMaster was updated on September 15, 2026 and NCP on September 22, 2026.

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