Life & fun · alternatives · 2026

24 alternatives to Curtain MonGuard Screen Watermark

Prevent data leaks caused by unauthorized screen capturing.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Coworkshop Solutions Limited▲6

   On-screen watermarking & print screen protection

   2025 · coworkshop.com · its alternatives →

2. 2
   Muzzle▲1,120

   Silence embarrassing notifications while screensharing

   2017 · muzzleapp.com · its alternatives →

3. 3
   ScreenVeil▲86

   Hide what shouldn’t be seen on your computer

   May 2026 · apps.apple.com · its alternatives →

4. 4
   AdGuard for iOS Pro 2.0▲102

   Ultimate iOS system-wide ad blocking and privacy protection

   2018 · its alternatives →

5. 5
   CleanSlate▲343

   Screen share with confidence on your Mac

   2024 · its alternatives →

6. 6
   Screen Recorder▲332

   A minimal, ad-free screen recorder in your browser

   2020 · its alternatives →

7. 7
   NFT Guard▲236

   Protect yourself from fake NFTs and crypto scams

   2022 · its alternatives →

8. 8
   Stealthly for macOS▲301

   Automated privacy for macOS screen sharing

   2025 · its alternatives →

9. 9
   Coworkshop Solutions Limited▲7

   Curtain e-locker DLP | prevent insiders to leak data out

   2025 · coworkshop.com · its alternatives →

10. 10
    LeaksID▲318

    Enrich private docs with dynamic invisible anti-leak marks

    2021 · its alternatives →

11. 11
    ByteGuard▲6

    ByteGuard – Track and control your browser data usage

    Jan 2026 · github.com · its alternatives →

12. 12
    AdGuard 2.0 for Mac▲67

    More privacy, better filtering

    2019 · its alternatives →

13. 13
    Cloakly▲90

    Hide apps during screen shares – keep your desktop private

    Jan 2026 · getcloakly.com · its alternatives →

14. 14
    Wallet Guard▲69

    Browse web3 securely

    2022 · its alternatives →

15. 15
    1Blocker for Mac 3.0▲123

    Block unwanted content in Safari

    2019 · its alternatives →

16. 16
    SanctionGuard▲91

    Check your customers on international sanction lists

    2022 · its alternatives →

17. 17
    AdGuard Home▲113

    Powerful network-wide tool against ads & tracking

    2018 · its alternatives →

18. 18
    Tab Protector▲73

    Chrome extension to prevent accidental tab closure & cluster

    2022 · its alternatives →

19. 19
    AdGuard DNS 2.0▲95

    Your own privacy protection center

    2022 · its alternatives →

20. 20IH
    Invisiwind – Hide certain windows when sharing your full screen▲26

    2021 · github.com · its alternatives →

21. 21CA
    ClipboardShield – A Clipboard Firewall for Windows (FOSS)▲6

    I’d like to introduce ClipboardShield [1], a free open-source clipboard firewall for Windows 10/11. It helps protect against clipboard hijacking attacks [2], where malicious apps silently read or modify clipboard contents (e.g., replacing copied cryptocurrency addresses to modify the recipient and steal user’s funds or stealing sensitive data like passwords). How it works: - Define rules to allow or block clipboard access for specific apps. - Prevent unauthorized apps from reading or modifying clipboard contents. - Open-source and community-driven – contributions are welcome! - Since…

    2025 · github.com · its alternatives →

22. 22
    Display Gate Guard▲7

    Better brand safety & suitability for display ads

    2024 · its alternatives →

23. 23
    Dam▲11

    Screen sharing, without the exposure.

    Jul 2026 · dam.astrocean.love · its alternatives →

24. 24
    PrivacyGuard▲2

    Real-time privacy shields for every device

    Jul 2026 · privacy-guard.app · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →