OpenHTML vs Unicode+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Unicode+
Easily find and copy thousands of Unicode symbols organized into categories. Quickly access currency signs, punctuation, mathematical symbols, and more with a clean interface and one-tap copy functionality.
- Thousands of Unicode symbols
- Organized symbol categories
- Fast symbol search
- One-tap copy to clipboard
- Recently used symbols access
- Clean user interface
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Unicode+ is the symbol keyboard for iPhone. Find, copy and type thousands of Unicode symbols, math signs, special characters and glyphs in any app. Need a degree sign, a math symbol, an arrow or a check mark? Search for it or browse by category, tap once to copy, or type it straight from the Unicode+ keyboard without leaving the app you are in. WHAT YOU CAN FIND - Math symbols: plus-minus, square root, pi, infinity, not equal, sum, fractions, superscript and subscript - Signs and special characters: degree, check mark, copyright, trademark, currency signs - Arrows, stars, hearts, shapes and box drawing characters - Greek letters, accented letters, phonetic (IPA) symbols and glyphs FEATURES - Symbol keyboard: type any symbol in Messages, Notes, Mail and more - Fast search by name or keyword - Organized categories that are easy to browse - One-tap copy and paste - Recently used symbols for quick access - Clean, simple design Students, writers, designers, developers and anyone who needs the right character fast will feel at home in Unicode+. Legal : Privacy Policy https://retrytech.site/assets/unicode/privacy-policy.html Terms of Use https://retrytech.site/assets/unicode/terms-of-use.html EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
OpenHTML and Unicode+ both sit at 5.0 stars, but that hides the real split: 67% of OpenHTML's written reviews are positive against 0% of Unicode+'s. OpenHTML also leads on update cadence (every 5 days vs every 2 weeks). On price, rating, ratings volume and ads 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
Both are free to download. OpenHTML sells 1 one-off in-app purchase and Unicode+ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for OpenHTML against 5.0 for Unicode+. Both are backed by a comparable volume of ratings — 4 and 3 respectively. Written reviews are what separate them: 67% of OpenHTML's written reviews are positive against 0% of Unicode+'s.
OpenHTML ships an update every 5 days, Unicode+ every 2 weeks. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.
| Parameter | OpenHTML | Unicode+ |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) | 5.0 (3 ratings) |
| Positive reviews | 66.7% of reviews — better | 0.0% of reviews |
| Number of ratings | 4 — better | 3 |
| Update frequency | Every 5 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.0 | 17.6 — better |
| Further details — not scored | ||
| Size | 19 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | 吉帅 仇 | RETRYTECH LLP |
Customer experience
OpenHTML
Unicode+
In-app purchases
OpenHTML
- OpenHTML Pro$0.99
Unicode+
- Lifetime$9.99
