Volteec vs HTML Viewer (013653)
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Volteec
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Advanced UPS monitoring for self-hosted environments. Requires a backend server (NUT or Volteec Backend). Volteec is a private, read-only UPS status viewer for iPhone and iPad, designed for homelab and self-hosted setups. Connect the app to your own monitoring backend to see: β’ UPS status (Online / On Battery / Offline) β’ Battery percentage and runtime (when available) β’ Load and voltage details (when available) β’ Real-time updates Optional push alerts are available via Relay for critical status changes. Note: Push alerts require your monitoring server to be reachable from the internet over HTTPS. If the server is offline or only accessible locally, notifications wonβt be delivered. No Volteec account is required by default. The app does not collect personal data.
HTML Viewer (013653)
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Every HTML file you generate with AI deserves a proper home β and a proper canvas. HTML Viewer is the studio built for the age of AI-generated code. Whether you're creating dashboards, prototypes, or data visualizations from any AI assistant or large language model, this app gives your HTML artifacts the full-fidelity rendering environment they deserve. IMPORT FROM FILES, INSTANTLY Bring in any HTML file straight from the Files app β iCloud Drive, local storage, or any connected provider. No copy-pasting, no workarounds. Tap, import, and render. ORGANIZED THE WAY YOU WORK Build a nested folder structure and manage all your HTML files in a collapsible file tree. When it's time to focus, one tap hides the entire sidebar and expands the canvas to fill your screen. TABS AND SPLIT VIEW Open multiple HTML files at once with a clean tabbed interface, or activate split view to compare two files side by side. Perfect for reviewing iterations, design variations, or before-and-after states across your projects. YOUR FILES, YOUR DEVICE Everything stays on your device. No uploads, no remote servers, no accounts required. Your files are stored privately on-device by default. HTML Viewer is the tool that was missing from every AI-assisted workflow. Download it today and give your artifacts a studio-grade home.
Screenshots
Verdict
The clearest difference is iOS requirement: HTML Viewer (013653) at 18.0 against Volteec's 26.2. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Volteec | HTML Viewer (013653) |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | β |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.2 | 18.0 β better |
| Further details β not scored | ||
| Size | 6 MB | 3 MB |
| Age rating | 4+ | 17+ |
| Developer | TEODOR DRAGAN | Naoya Yamashita |
In-app purchases
Volteec
No in-app purchases
HTML Viewer (013653)
No in-app purchases
Questions
Is Volteec free?
Is HTML Viewer (013653) free?
Do Volteec or HTML Viewer (013653) have ads?
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