Java Viewer & Converter vs Open Pi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Java Viewer & Converter
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Preview Java file content & convert Java files to PNG/JPG/PDF easily. Preview Java files content in Dark & Light theme with line numbers. Convert Java files to PNG/JPG/PDF. Share & see Java files files converted to PNG/JPG/PDF from within the app. User friendly interface. Easy to add files, preview & convert file content. Multiple language support : Arabic, Bangla, Chinese, Hindi, English, French, German, Indonesian, Italian, Japanese, Korean, Portuguese, Spanish, Russian, Thai, Vietnamese Terms of use(EULA) : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Open Pi
Manage your Raspberry Pi devices remotely without cloud services. Monitor system health, control Docker, run commands, transfer files, and manage GPIO from a modern, privacy-focused interface.
- Real-time system monitoring
- SSH terminal access
- Docker container management
- GPIO control
- File manager
- Wake-on-LAN Helper
- Remote system actions
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Direct, local, and private Raspberry Pi management. Open Pi lets you monitor system health, manage Docker containers, and run SSH commands on your Raspberry Pi right from your phone. No cloud servers, accounts, or subscriptions. Built for homelabs, self-hosting, IoT projects, and software development. Key Features • System Health: Real-time CPU, RAM, storage, and temperature metrics • Docker Management: View, start, stop, and restart containers • Terminal: Secure SSH command-line access over local network or VPN • File Manager: Direct file uploads and downloads • GPIO Control: Monitor and toggle pins • Auto-Discovery: Detect devices automatically on local networks • System Actions: Wake-on-LAN helper, remote reboot, and alerts Privacy • Native SSH connection with no background agents • No accounts, tracking, or telemetry • Local-first architecture with zero subscriptions • All data stays on your local network
Screenshots
Verdict
The clearest difference is ads: Open Pi at none against Java Viewer & Converter's shown. On price, in-app purchases, device support and iOS requirement 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. Java Viewer & Converter sells 1 in-app purchase, starting at $9.99 per year and Open Pi sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
| Parameter | Java Viewer & Converter | Open Pi |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.4 (9 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 9 — better |
| Update frequency | — | Weekly |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | — | Paid |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 12 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Vaibhav Singhal | Artem Svitelskyi |
In-app purchases
Java Viewer & Converter
- App yearly subscription$9.991 Year
Open Pi
- Single (Lifetime)$5.99
- Family (Lifetime)$12.99
Questions
Is Java Viewer & Converter free?
Is Open Pi free?
Do Java Viewer & Converter or Open Pi have ads?
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