Private Vault vs OpenHTML
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Private Vault
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▶ Private Vault – Offline Safe Private Vault is a simple yet powerful secure storage app designed to keep your most sensitive data truly private — directly on your device. No cloud. No account. No tracking. Ever. ▶ Secure by Design Protect your vault with a PIN and optional Face ID. The app automatically locks when sent to the background. ▶ Store What Matters Manage your private data in one place: ▷ Notes ▷ Images (from Photos or Camera) ▷ Passwords (with quick copy) Add, edit, delete, and search instantly with a clean, intuitive interface. ▶ Your Data Everything stays on your device — 100% offline. ▶ Smart Protection Features ▷ Decoy Vault: Use a secondary PIN to open a fake vault ▷ Disguise Mode: Change the app icon to a calculator ▶ Multi-language Support English, Spanish, Portuguese, Simplified Chinese. ▶ Private Vault is built for speed, simplicity, and absolute privacy.
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.
Screenshots
Verdict
The clearest difference is iOS requirement: Private Vault at 16.0 against OpenHTML's 18.0. On price, update cadence, 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
Both are free to download. Private Vault sells 1 one-off in-app purchase and OpenHTML sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on October 12, 2026 and October 18, 2026 respectively.
| Parameter | Private Vault | OpenHTML |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Positive reviews | — | 71.4% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 5 days | Every 5 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 2 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Hai Nam Trinh | 吉帅 仇 |
In-app purchases
Private Vault
- Unlock Premium$3.99
OpenHTML
- OpenHTML Pro$0.99








