Comparison

aPassPro Security vs Md Preview

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

Head to head
About

aPassPro Security

Features
Read full description

aPass Pro Security is a complementary app to aPassPro being a modern solution for effective monitoring and access request for visitors to residential gated estates. It aims to manage visitors' access control and ensure accountability of all guests within a residential gated estate or community, with access requested by the host. At any particular time, the Home or host with visitors is known and reports can be generated when needed by the community/estate administrator. It helps to properly identify guests and manage their entry/exit. With aPass Pro Security, you - Check-In Host guests with access code received. - Check-Out Host guests with access code received. - Ease of Identification of Community residents and dependants - History of visits available at your fingertips - Handles multiple estates scenarios flawlessly - Panic Mode: To call for help in case of Fire, Security & Medical emergencies. - PEBS (Personal Emergency Broadcast Service) Mode: SOS Alert to Resident networks when in distress.

About

Md Preview

View your Markdown files with exceptional clarity on iPhone and iPad. Supports all Markdown features, code syntax highlighting, LaTeX math, and Mermaid diagrams. Renders files offline and integrates with other apps.

Highlights
  • Full GFM support (tables, task lists, footnotes)
  • Syntax highlighting for 40+ programming languages
  • LaTeX math rendering with KaTeX
  • Mermaid diagram support
  • Offline rendering on-device
  • System file handler for .md files
  • Dark mode with automatic theme switching
Features
Read full description

Md Preview renders your Markdown files with stunning clarity — right on your iPhone or iPad. Open any .md file from ChatGPT, Obsidian, Notion, GitHub, or 100+ other apps. Md Preview instantly shows a beautiful, fully-rendered preview with support for every Markdown feature you need. FEATURES • Full GFM Support — Tables, task lists, footnotes, strikethrough, and autolinks • Syntax Highlighting — 40+ programming languages beautifully colored • LaTeX Math — Inline and display equations powered by KaTeX • Mermaid Diagrams — Flowcharts, sequence diagrams, pie charts, and more • Dark Mode — Automatic theme switching that follows your system setting • 100% Offline — All rendering happens on-device. No data ever leaves your phone • Open From Anywhere — Works as a system file handler for .md files from any app • File History — Quickly reopen recent files with one tap • Share Extension — Receive Markdown files shared from other apps SUPPORTED FORMATS .md, .markdown, .mdown, .mkd, .mkdn, .mdwn, .mdtxt, .mdtext, .mdx, .rmd, .qmd Md Preview is the fastest way to read Markdown on iOS. No editing, no clutter — just a clean, beautiful preview.

Screenshots

aPassPro Security4 screens
Md Preview3 screens

Verdict

The call

The clearest difference is price: aPassPro Security at Free against Md Preview's $1.99. aPassPro Security also leads on iOS requirement (15.0 vs 17.0). Md Preview's advantage is update cadence (every 3 days vs every 8 months). On ads, in-app purchases and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

aPassPro Security is free to download; Md Preview costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

aPassPro Security ships an update every 8 months, Md Preview every 3 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
aPassPro Security versus Md Preview: the parameters behind the verdict, then further details
ParameteraPassPro SecurityMd Preview
PriceFree — better$1.99
Rating—4.4 (5 ratings) — better
Positive reviews—71.4% of reviews
Number of ratings—5 — better
Update frequencyEvery 8 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size52 MB4 MB
Age rating4+4+
DeveloperSmartPhenix LimitedCyberGame Limited

In-app purchases

None

aPassPro Security

No in-app purchases

None

Md Preview

No in-app purchases

Questions

Is aPassPro Security free?
aPassPro Security is free to download, with no in-app purchases.
Is Md Preview free?
Md Preview costs $1.99, with no in-app purchases.
Do aPassPro Security or Md Preview have ads?
Neither aPassPro Security nor Md Preview shows ads.
Which is updated more often, aPassPro Security or Md Preview?
aPassPro Security ships an update every 8 months, and Md Preview every 3 days. Most recently, aPassPro Security was updated on November 7, 2026 and Md Preview on November 5, 2026.

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