Comparison

Vivaldi Powerful Web Browser vs OneSpace Secure

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

Head to head
About

Vivaldi Powerful Web Browser

A powerful, private web browser designed for customization and control. It offers desktop-style tab management, built-in ad and tracker blockers, and sync capabilities across devices. Personalize your browsing experience with themes, wallpapers, and dark mode.

Highlights
  • Ad Blocker
  • Tracker Blocker
  • Desktop-like tabs
  • Encrypted Sync
  • Customizable Themes & Wallpapers
  • Dark Mode for Webpages
  • Notes & Bookmarks
Features
Read full description

Vivaldi Browser is a powerful, personal, and private web browser. It comes packed with built-in features including desktop-style tabs, an Ad Blocker, tracking protection. Designed to put you back in control. Trusted by millions of users across the world. FEATURES: - Ad Blocker: Browse with minimal distractions. - Tracker Blocker: Stay protected with leading privacy and security features. - Custom Wallpapers & Themes: Pick a theme and background that matches your style. - Dark Mode for all webpages: Force Dark Mode to every website you visit. - Desktop-like tabs: Efficiently manage multiple websites at once. - Encrypted Sync: Seamlessly sync data across your mobile and desktop devices. - Notes: Jot down thoughts and ideas while browsing. - Bookmarks: Organize your favorite sites effortlessly. - Reading Lists: Save articles for offline reading. - Custom App Icon: Personalize Vivaldi's appearance on your home screen. - Switch Search Engines: Choose your preferred search engine on the fly. POWERFUL Packed with flexible features, all built in. PERSONAL You make it your own, Vivaldi adapts to you. PRIVATE We don't track you, or your behavior. DESKTOP-LIKE TABS Bring the robust tab management from your desktop to your iOS device. Vivaldi on iOS features a unique Tab Bar akin to the desktop browser. To activate or deactivate the Tab Bar, head to Vivaldi menu > Settings, and tap on "Show Tab Bar" to toggle the setting. SYNC ACROSS DEVICES Never feel out of touch. Sync your data across devices with end-to-end encryption. From open tabs and saved logins to bookmarks and notes, everything is seamlessly available wherever you go. Add an extra layer of security with an encryption password. SET AS DEFAULT BROWSER Ready to make the switch? Set Vivaldi as your default browser and experience the web like never before. Here's how: Go to Settings, scroll down to Vivaldi, and select it as your Default Browser App. It's that simple! ABOUT VIVALDI With millions active users and a vibrant community of over 1.4 million members worldwide, Vivaldi is redefining what a web browser can be. At Vivaldi, we believe a browser should be powerful, personal, and private. With our unique philosophy of "respect, question, create, and deliver," we're crafting a browsing experience that adapts to you, not the other way around. Some of the links in this app are affiliate links. If you make a purchase through these links, we may earn a commission at no additional cost to you. This helps support the development of Vivaldi and keeps the web browser independent. Thank you for your support! By downloading Vivaldi, you are agreeing to the End User License Agreement at https://vivaldi.com/privacy/vivaldi-end-user-license-agreement/. Learn more about how Vivaldi handles and protects your data in our Privacy Policy at https://vivaldi.com/privacy/browser/.

About

OneSpace Secure

Securely share files with end-to-end encryption. Send files directly to contacts or share links protected by passwords via email. Offers a simple and safe solution for digital file exchange.

Highlights
  • End-to-end encrypted file sharing
  • Secure file links via email
  • Password protection for shared links
  • Contact management for secure sharing
  • Cross-platform compatibility
Features
Read full description

OneSpace is a safe filesharing app. Send files securely with end-to-end encryption. Create contacts and send files encrypted with your contacts private key. Sending to someone who doesn't use the app? No problem. Send a file link by email, protected by a password. Terms of Service: https://onespacesecurity.com/terms Privacy Policy: https://onespacesecurity.com/privacy

Screenshots

Vivaldi Powerful Web Browser4 screens
OneSpace Secure3 screens

Verdict

The call

The clearest difference is review sentiment: Vivaldi Powerful Web Browser at 77% against OneSpace Secure's 0%. Vivaldi Powerful Web Browser also leads on in-app purchases (none vs 2) and update cadence (every 2 weeks vs every 6 weeks). OneSpace Secure's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 18.0). On price and ads 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

Both are free to download. OneSpace Secure sells 2 in-app purchases, starting at $4.99 per month. Vivaldi Powerful Web Browser asks for nothing beyond the download.

UpkeepUpdate frequency

Vivaldi Powerful Web Browser ships an update every 2 weeks, OneSpace Secure every 6 weeks. The most recent releases landed on September 23, 2026 and September 16, 2026 respectively.

Scorecard6 real differences · 4 level
Vivaldi Powerful Web Browser versus OneSpace Secure: the parameters behind the verdict, then further details
ParameterVivaldi Powerful Web BrowserOneSpace Secure
PriceFreeFree
Rating4.7 (4.4K ratings) — better—
Positive reviews77.5% of reviews — better0.0% of reviews
Number of ratings4.4K — better—
Update frequencyEvery 2 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS18.015.0 — better
Further details — not scored
Size241 MB88 MB
Age rating17+4+
DeveloperVivaldi TechnologiesOneSpace Security B.V.

Customer experience

Vivaldi Powerful Web Browser

All ratings4,350 ratings
Positive93.5%
Neutral2.4%
Negative4.1%
Written reviews1,128 reviews
Positive77.5%
Neutral7.6%
Negative14.9%

OneSpace Secure

Written reviews9 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Vivaldi Powerful Web Browser

Reported bugs

4 issues
  • Issues with ad blocker not working consistently
  • Problems with tab syncing between devices
  • Text input lag and delays
  • Forced review prompts

Requested features

6 requests
  • Option to move address bar and navigation buttons to the bottom of the screen
  • Ability to set custom search engines
  • Implement a reader mode
  • Add support for browser extensions
  • Improve tab closing/management gestures
Show 1 more
  • Provide more customization options

OneSpace Secure

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Vivaldi Powerful Web Browser

No in-app purchases

2 purchases

OneSpace Secure

Subscriptions2
  • OneSpace Spectrum Monthly$4.991 Month
  • OneSpace Spectrum Yearly$39.991 Year

Questions

Is Vivaldi Powerful Web Browser free?
Vivaldi Powerful Web Browser is free to download, with no in-app purchases.
Is OneSpace Secure free?
OneSpace Secure is free to download, with in-app purchases available.
Do Vivaldi Powerful Web Browser or OneSpace Secure have ads?
Neither Vivaldi Powerful Web Browser nor OneSpace Secure shows ads.
Which is updated more often, Vivaldi Powerful Web Browser or OneSpace Secure?
Vivaldi Powerful Web Browser ships an update every 2 weeks, and OneSpace Secure every 6 weeks. Most recently, Vivaldi Powerful Web Browser was updated on September 23, 2026 and OneSpace Secure on September 16, 2026.

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