Opterra Cortex vs Remote Desktop
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Opterra Cortex
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Opterra Cortex is your field service toolkit. Assess water heaters and assets on-site, capture inspection photos, and send professional health reports to homeowners — right from your phone. Walk up to any unit, enter what you see, and get an instant health score with clear recommendations you can share on the spot. No paperwork, no waiting. Track every property, customer, and piece of equipment you service in one place. Review past assessments, log maintenance, and pick up where you left off — even without cell service. Your work syncs automatically when you're back online. Focus on the job, not the app. Requires an organization account. Ask your admin to set up your login on their Cortex Dashboard.
Remote Desktop
Securely access and control your Windows PC, server, or Mac from your iPhone or iPad. Connect directly using RDP and VNC protocols without needing an account or subscription.
- RDP and VNC protocol support
- Quick Connect for instant access
- Trackpad and direct-touch modes
- Two-way clipboard sync
- Audio redirection
- On-device AI assistant for troubleshooting
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Remote Desktop lets you securely control your Windows PC, server, or Mac from your iPhone and iPad. Built on the industry-standard RDP and VNC protocols, it connects directly to your computers — no account, no cloud middleman, no subscription required to get started. CONNECT YOUR WAY • RDP for Windows (NLA + TLS security) and VNC for Mac, Linux, and Raspberry Pi • Quick Connect — type an address and connect instantly, nothing to set up • Save your PCs, mark favorites, and reconnect in one tap • Auto-reconnect keeps your session alive through network drops BUILT FOR TOUCH • Trackpad and direct-touch modes with adjustable sensitivity • Full gesture set: tap, right-click, middle-click, scroll, pinch-to-zoom, pan • On-screen keyboard plus special keys (Esc, Tab, Ctrl, Alt, Win, F1–F12, Ctrl+Alt+Del, arrows) • Hardware keyboard support • Designed for iPad with a sidebar layout and Split View A REAL DESKTOP, NOT A SLIDESHOW • Crisp Metal-accelerated rendering with fit, fill, native, and integer scaling • Per-connection quality presets, resolution, and color depth • Two-way clipboard sync • Audio redirection • Send files to your PC (they appear under \\tsclient on Windows) KNOW YOUR CONNECTIONS • Usage statistics with charts and per-connection health scores • Smart suggestions to fix unstable or high-latency connections • Exportable PDF usage reports • On-device AI assistant (iPhone/iPad with Apple Intelligence) that explains your usage and helps troubleshoot — running entirely on your device PRIVATE BY DESIGN • No account, no analytics, no tracking • Passwords stored only in the device Keychain • AI runs on-device — your data never leaves your iPhone or iPad Connect to the computers you already own. Remote Desktop never sees your data.
Screenshots
Verdict
Opterra Cortex and Remote Desktop are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | Opterra Cortex | Remote Desktop |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.5 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | — | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 35 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Evan Graven | Bees Studio |
In-app purchases
Opterra Cortex
No in-app purchases
Remote Desktop
No in-app purchases









