HDMI vs SII Operator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HDMI
Transform your device into an external monitor for gaming, photography, and video. Connect consoles, cameras, PCs, and more for high-quality HD streaming. Enjoy a portable display and immersive audio experience.
- External display functionality
- Connect gaming consoles
- High-quality HD streaming
- Supports cameras and PCs
- Portable screen solution
- USB-C video capture card compatible
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Turn your device into an external display with HDMI Monitor, perfect for gaming, photo- & video-shooting, and more. Connect your gaming console to your device and enjoy your favorite games without the need to have a TV or Display at hand. Key Features: - Versatile Functionality: Seamless integration with consoles, cameras, professional photoshooting gear, PC, and just about any other device that supports HDMI output. - High-Quality Streaming: Crystal-clear HD video and high-quality audio, with full support for your headphones. - Get a Display and High-Quality Speakers: Turn your device into a media station that’s part of the ecosystem that you can access for complete immersion and 100% satisfaction. - Fast and User-Friendly: Quick setup and responsive design for a hassle-free experience. Improved Connectivity: - Use a simple USB-C video-capture card for easy connection. - Supports various resolutions and frame rates for optimal video clarity. Ideal For: - Gamers, photographers, videographers and geeks. - Anyone needing a portable screen for games, movies, TV, or presentations. You need: HDMI to USB-C Video Capture Card, iPad with USB-C and iOS 17 Try the ultimate app that turns your device into a universal display!
SII Operator
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SII Operator is a specialized utility app designed for internal use by operators and technicians to test hardware boards and ensure their functional integrity before deployment. With a streamlined and intuitive interface, the app helps simplify the validation process through automated test sequences and step-by-step guidance. Operators can scan, connect, and verify essential components of the board such as connectivity, sensors, and control modules, ensuring each unit meets quality standards.
Screenshots
Verdict
The clearest difference is update cadence: SII Operator at every 9 days against HDMI's every 3 weeks. SII Operator also leads on iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
HDMI ships an update every 3 weeks, SII Operator every 9 days. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.
| Parameter | HDMI | SII Operator |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (74 ratings) — better | — |
| Positive reviews | 52.2% of reviews | — |
| Number of ratings | 74 — better | — |
| Update frequency | Every 3 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 83 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Ion Danilov | Startec Dynamics Inc. |
In-app purchases
HDMI
No in-app purchases
SII Operator
No in-app purchases
