Comparison

Portguard Client vs Open Screen Sharing

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Portguard Client

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Fwknop Client – Your Trusted fwknop Companion Fwknop Client is the ultimate app for managing server security with the power of the fwknop protocol. Designed for network administrators and security enthusiasts, Fwknop Client lets you dynamically control firewall access, monitor server status in real-time, and stay updated with instant alerts—all from your iPhone or iPad. Key Features: Dynamic Firewall Access: Open ports securely with a single tap using the fwknop protocol. Protect your servers from unauthorized access. Real-Time Monitoring: Keep track of your server status anytime, anywhere. Get live updates on connectivity and performance. Instant Alerts: Receive push notifications for critical server events, ensuring you never miss an important update. Secure Login: Protect your access with encrypted keys, keeping your data safe from prying eyes. Easy Setup: Configure your security settings in minutes, with a user-friendly interface designed for professionals and beginners alike. Why Choose Fwknop Client? Fwknop Client is built with full compatibility for the fwknop protocol, offering a seamless and secure way to manage your servers. Whether you’re an IT professional or a security enthusiast, Fwknop Client ensures your servers are protected without compromising on usability. Get Started Today! Download Fwknop Client now and take control of your server security like never before. Your servers deserve the best protection—Fwknop Client has you covered.

About

Open Screen Sharing

This remote desktop client facilitates screen sharing and remote access across various networks. It offers robust support for standard VNC and RDP protocols, making it a versatile tool for managing your devices from afar.

Highlights
  • Remote desktop client
  • Mac screen sharing
  • Public network optimization
  • VNC support
  • RDP support
  • Open-source
Features
Currently charting
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Open Screen Sharing is a free and open-source remote desktop client optimized for Mac screen sharing and public networks, while also offering first-class support for standard VNC and RDP.

Screenshots

Portguard Client3 screens
Open Screen Sharing1 screens

Verdict

The call

The clearest difference is price: Open Screen Sharing at $1.99 against Portguard Client's $9.99. Open Screen Sharing also leads on update cadence (every 3 days vs every 3 months) and chart position (#122 vs unranked). On ads, 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

CostPrice · In-app purchases · Ads · Monetization

Portguard Client costs $9.99 and Open Screen Sharing $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Portguard Client ships an update every 3 months, Open Screen Sharing every 3 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 8 level
Portguard Client versus Open Screen Sharing: the parameters behind the verdict, then further details
ParameterPortguard ClientOpen Screen Sharing
Price$9.99$1.99 — better
Rating—5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 3 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
Best chart rank—#122 — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS15.515.0 — better
Further details — not scored
Size56 MB27 MB
Age rating4+4+
Developer灿才 杨Metamerism LLC

In-app purchases

None

Portguard Client

No in-app purchases

None

Open Screen Sharing

No in-app purchases

Questions

Is Portguard Client free?
Portguard Client costs $9.99, with no in-app purchases.
Is Open Screen Sharing free?
Open Screen Sharing costs $1.99, with no in-app purchases.
Do Portguard Client or Open Screen Sharing have ads?
Neither Portguard Client nor Open Screen Sharing shows ads.
Which is updated more often, Portguard Client or Open Screen Sharing?
Portguard Client ships an update every 3 months, and Open Screen Sharing every 3 days. Most recently, Portguard Client was updated on October 28, 2026 and Open Screen Sharing on October 31, 2026.

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