Comparison

Preview App vs iLinux

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

Head to head
About

Preview App

Features
Read full description

Do you want to preview what your app looks like on the app store in advance? Let me help you. First download this app and then edit your app information. You can see the 6.5-inch and 6.9-inch app preview.

About

iLinux

A comprehensive offline reference for Linux, Windows CMD Batch, and PowerShell commands. It offers detailed syntax, examples, and cross-platform equivalents, along with a daily quiz to reinforce learning. Customize your experience with themes and widgets.

Highlights
  • Extensive command library (1650+ entries)
  • Cross-platform command equivalents
  • Integrated daily quiz and progress tracking
  • Offline access, no ads or tracking
  • Customizable themes and widgets
  • URL Scheme and Shortcuts support
Features
Read full description

iLinux is a shell command reference and learning app for developers, operators, and terminal enthusiasts. It covers Linux, Windows CMD Batch, and PowerShell. Fully offline, no ads, no tracking. Carry a complete command handbook in your pocket. Core Features Command Library 1. 1650+ offline entries: 1050+ Linux CLIs, 300 CMD Batch commands, and 300 PowerShell cmdlets. Topics include filesystem, text, processes, networking, containers (docker, kubectl, helm), version control (git, gh), build tools (cargo, go, cmake), and Windows essentials such as dir, robocopy, netsh, winget, Get-ChildItem, and Get-Process. 2. Linux uses 14 categories; CMD and PowerShell each have their own layout for clearer cross-platform study. 3. Every command includes a concise summary and a Markdown article with syntax, flags, examples, and notes. Cross-Platform Equivalents 1. 100+ mapped groups across Linux, CMD, and PowerShell. Jump between ls, dir, and Get-ChildItem from the detail screen in one tap. 2. Learn the Windows counterpart while studying Linux, or the Linux side while on Windows. 3. Favorites can link across platforms so your study stays connected. Shell Platform Switcher 1. Switch among Linux, CMD Batch, or PowerShell from Commands, Categories, or Daily Quiz without extra tabs. 2. Search and browse stay scoped to the active platform. 3. Show all favorites or only favorites from the current platform in Settings. Fast Lookup 1. A to Z index and category browsing. 2. Global search across names, summaries, and article text. 3. List or grid layouts with adjustable columns on iPhone and iPad. 4. Copy commands and share polished command cards. An equivalents bar jumps to mapped commands on other platforms. Daily Quiz and Learning Progress 1. Daily quiz with option-meaning questions. Generic flags such as -h and --help are filtered out. 2. Quiz sets and scores are tracked separately per shell platform. 3. Reshuffle, streak tracking, and one-tap review from wrong answers back to command detail. 4. Favorites, recents, and a wrong-answer notebook. All progress stays on device. Home Screen Widgets, All Five 1. Daily command with manual shuffle. 2. Category spotlight, quiz glance, favorites glance, and wrong-book glance. 3. Pick the widget command library in Settings: Linux, CMD Batch, or PowerShell. Themes and Appearance 1. Fifteen curated accent presets, including Mountain Mist, Celadon Jade, Moonlit Blue, Misty Violet, Amber Glow, Aloeswood, and Jade Cream. 2. Custom accent color, light or dark mode, and alternate app icons on iPhone and iPad. 3. Widget titles and icons follow your accent color, with optional theme-matched gradient backgrounds. Languages 1. UI and command content in Simplified Chinese, Traditional Chinese, and English. 2. Content language can differ from UI language. All three shell libraries include trilingual summaries and articles. Productivity Shortcuts 1. URL Scheme and Shortcuts support for commands, quiz, and favorites, with an optional platform parameter. 2. Up to four customizable Home Screen quick actions when you long-press the app icon. 3. On iPad with a keyboard, Command+F opens search and Command+1 through 4 switch tabs. Privacy and Offline 1. The full command library works offline. No network required to read and learn. 2. No personal data collection, no ads, no third-party tracking. 3. The App Store public lookup API is used only when you manually check for updates. Whether you are new to Linux, a terminal power user, a developer comparing Windows and Linux commands, or an operator who needs a pocket reference on iPhone and iPad, iLinux is your shell command dictionary on the go. Built to teach and reference commands, not to emulate a terminal. Feedback and App Store ratings are welcome.

Screenshots

Preview App4 screens
iLinux4 screens

Verdict

The call

The clearest difference is in-app purchases: Preview App at none against iLinux's 1. iLinux's advantage is update cadence (every 5 days vs every 13 months). On price, ads, device support and iOS requirement 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

Preview App costs $1.99 and iLinux $1.19 up front. iLinux sells 1 one-off in-app purchase. Preview App asks for nothing beyond the download.

UpkeepUpdate frequency

Preview App ships an update every 13 months, iLinux every 5 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

Scorecard2 real differences ยท 6 level
Preview App versus iLinux: the parameters behind the verdict, then further details
ParameterPreview AppiLinux
Price$1.99$1.19 โ€” better
Positive reviewsโ€”100.0% of reviews
Update frequencyEvery 13 monthsEvery 5 days โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
Monetizationโ€”Paid
DevicesiPhone, iPodiPhone, iPad, Mac โ€” better
Requires iOS15.6 โ€” better16.0
Further details โ€” not scored
Size8 MB72 MB
Age rating4+4+
DeveloperCangmu Technology Co., LtdๅคฉไปŽ ไฝ•

In-app purchases

None

Preview App

No in-app purchases

1 purchases

iLinux

One-time1
  • Reward developers$0.99

Questions

Is Preview App free?
Preview App costs $1.99, with no in-app purchases.
Is iLinux free?
iLinux costs $1.19, and also offers in-app purchases.
Do Preview App or iLinux have ads?
Neither Preview App nor iLinux shows ads.
Which is updated more often, Preview App or iLinux?
Preview App ships an update every 13 months, and iLinux every 5 days. Most recently, Preview App was updated on November 7, 2026 and iLinux on November 5, 2026.

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