Md Preview vs Nag
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Nag
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Nag won't stop until you do. Most reminder apps notify you once. You dismiss it. You forget. Nag keeps going — buzzing at whatever interval you set, for every task, until you actually mark it done. Set a task. Set how often you want to be reminded. That's it. —————————————— RELENTLESS BY DESIGN • Custom intervals — get reminded every 5 minutes, every hour, or anywhere in between. Your pace, per task. • Keeps going — reminders repeat on your chosen schedule until you mark the task complete. No snoozing your way out. • One screen, zero clutter — add a task in seconds and let Nag do the rest. —————————————— Free. No catch. Download and start nagging yourself today.
Screenshots
Verdict
The clearest difference is price: Nag at Free against Md Preview's $2.99. Md Preview's advantage is device support and iOS requirement (17.0 vs 26.2). On in-app purchases 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
Nag is free to download; Md Preview costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Md Preview | Nag |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.4 (5 ratings) — better | — |
| Positive reviews | 71.4% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 days | — |
| Ads | No | — |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad — better | — |
| Requires iOS | 17.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 4 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | CyberGame Limited | Razeen Ali |
In-app purchases
Md Preview
No in-app purchases
Nag
No in-app purchases









