Comparison

HTML Keep vs OpenHTML

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

Head to head
About

HTML Keep

Easily view local HTML, Markdown, and ZIP files on your iPhone or iPad. Import files via Share or Open In for quick previews of web pages, notes, or web packages without needing an internet connection.

Highlights
  • Open local HTML files
  • Native Markdown preview
  • Import ZIP web packages
  • No account or login required
  • No cloud dependency
  • Simple, fast interface
Features
Read full description

HTML Keep is a simple, lightweight tool for browsing local HTML / Markdown / ZIP files. When you receive or save an HTML / Markdown / ZIP file on your phone and the system tools cannot show it as directly as a computer can, HTML Keep helps you preview the file quickly. You can import HTML / Markdown / ZIP files into HTML Keep through Share or Open In, then view them on iPhone or iPad. -- Useful for -- · Opening HTML / Markdown / ZIP files sent by others · Previewing web pages and Markdown documents you made · Viewing local pages, notes, or web packages transferred from a computer · Temporarily browsing offline HTML content · Reading local Markdown notes, instructions, or documents · Viewing ZIP files that contain multiple web resources · Testing simple HTML and CSS pages -- Key features -- · Open HTML files locally · Native preview for Markdown files · Import and organize ZIP web packages · No account required · No login required · No cloud server dependency · Simple interface, ready when opened · Good for lightweight previews and everyday viewing -- Focused on one small problem -- HTML Keep is not a complex developer tool or a web hosting service. It focuses on one specific problem: helping you open local HTML, Markdown, and ZIP files more easily on your phone. -- Note -- Because HTML / ZIP files can structure and reference resources in different ways, some images, styles, scripts, or external resources may not display completely. Some Markdown extensions, embedded content, or external resources may also behave differently depending on where the file came from. This app is better suited for quick viewing, temporary previews, and everyday browsing of local HTML / Markdown / ZIP files. --- HTML Keep Pro: HTML Keep Pro is available as annual and monthly subscriptions. Pro features include iCloud sync across devices, Agent automation, putting multiple pages on the Home Screen, recovering older deleted pages, and more. Annual and monthly plans are auto-renewable subscriptions. Payment is charged to your Apple Account, and the subscription renews automatically unless canceled before the end of the current period. You can cancel auto-renewal anytime in App Store or Apple Account subscription settings. Actual prices are shown by the App Store before purchase for your country or region, and may vary by region, taxes, and promotions. Terms of Use: https://help.htmlkeep.com/legal/terms/ Privacy Policy: https://help.htmlkeep.com/legal/privacy/

About

OpenHTML

View HTML, Markdown, ZIP web projects, and source files privately on your device. Inspect and export rendered pages offline, diagnose rendering issues, and view code files securely. Designed for developers, students, and anyone needing to inspect web content safely.

Highlights
  • View HTML, Markdown, and source files
  • Import ZIP archives and web projects
  • Offline rendering with network access blocked by default
  • Diagnose rendering and resource issues
  • Export pages to PDF or long images
  • Private by default, no accounts or analytics
Features
Read full description

OpenHTML is a private, on-device viewer for HTML, Markdown, ZIP web projects and source files on iPhone and iPad. Open files from Files, Mail, chat apps, AI tools or Safari. Preview pages offline, inspect what went wrong when a file does not render, and export finished pages when you need a clean copy. What you can do: - Open .html, .htm, .xhtml and Markdown files - Import ZIP archives and multi-file web projects - Render LaTeX math in Markdown offline, with no scripts - Preview local pages with network access off by default - Diagnose missing files, blocked resources and JavaScript issues - View JSON, XML and source files with a code-friendly reader - Export full pages to PDF or long images with OpenHTML Pro - Keep selected files in your OpenHTML folder in iCloud Drive and open them on your other devices with OpenHTML Pro Private by default: OpenHTML has no accounts, no analytics and no ads. Files are copied into the app's private storage and stay on your device unless you add them to your own OpenHTML folder in iCloud Drive. Remote resources stay blocked unless you choose to allow them for a trusted document. OpenHTML is designed for developers, students, researchers, writers and anyone who receives HTML reports, AI-generated pages, saved webpages or packaged web projects and wants to inspect them safely on iOS.

Screenshots

HTML Keep4 screens
OpenHTML4 screens

Verdict

The call

HTML Keep and OpenHTML both sit at 5.0 stars, but that hides the real split: 100% of HTML Keep's written reviews are positive against 67% of OpenHTML's. HTML Keep also leads on monetization model (free vs free with in-app purchases) and update cadence (every 2 days vs every 5 days). OpenHTML's advantage is ratings volume (4 vs 1). On price, rating, ads and 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. HTML Keep sells 4 in-app purchases, starting at $2.99 per month and OpenHTML sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for HTML Keep against 5.0 for OpenHTML. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews are what separate them: 100% of HTML Keep's written reviews are positive against 67% of OpenHTML's.

UpkeepUpdate frequency

HTML Keep ships an update every 2 days, OpenHTML every 5 days. The most recent releases landed on September 15, 2026 and October 1, 2026 respectively.

Scorecard4 real differences · 6 level
HTML Keep versus OpenHTML: the parameters behind the verdict, then further details
ParameterHTML KeepOpenHTML
PriceFreeFree
Rating5.0 (1 ratings)5.0 (4 ratings)
Positive reviews100.0% of reviews — better66.7% of reviews
Number of ratings14 — better
Update frequencyEvery 2 days — betterEvery 5 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better18.0
Further details — not scored
Size21 MB19 MB
Age rating4+4+
Developer光 杨吉帅 仇

Customer experience

HTML Keep

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

OpenHTML

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive66.7%
Neutral16.7%
Negative16.7%

In-app purchases

4 purchases

HTML Keep

Subscriptions2
  • HTML Pocket Pro Monthly$2.991 Month
  • HTML Pocket Pro Yearly14 Days trial$14.991 Year
One-time2
  • HTML Pocket Premium Lifetime Promo$14.49
  • HTML Pocket Premium Lifetime$29.99
1 purchases

OpenHTML

One-time1
  • OpenHTML Pro$0.99

Questions

Is HTML Keep free?
HTML Keep is free to download, with in-app purchases available.
Is OpenHTML free?
OpenHTML is free to download, with in-app purchases available.
Which has better reviews, HTML Keep or OpenHTML?
HTML Keep and OpenHTML are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.
Do HTML Keep or OpenHTML have ads?
Neither HTML Keep nor OpenHTML shows ads.
Which is updated more often, HTML Keep or OpenHTML?
HTML Keep ships an update every 2 days, and OpenHTML every 5 days. Most recently, HTML Keep was updated on September 15, 2026 and OpenHTML on October 1, 2026.

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