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Onion Browser vs Opera

Onion Browser

onionbrowser.com

Opera

opera.com

Side by side

FigureOnion BrowserOpera
Price fromFree$4/mo
Free planYesYes
Free trial—Yes
Open sourceYes—
Web—Yes
Windows—Yes
macOS—Yes
Linux—Yes
iOSYesYes
Android—Yes
Plans published24
Spec score · Web browsers7.7 (#103)9.2 (#5)
Founded20121995
Free planYesYes
Supported platformsmobileOpera offers downloads for Windows, macOS, Linux, Android, iOS, and Chromebook.
SupportThe project's GitHub help page documents common problems, suggests force-quitting and reopening for loading issues, and links to issue tracking for known bugs.Opera directs users to its Help Center, community forums, and bug report wizard for assistance and issue reports.

Plans

Onion Browser

  • FreeFree
  • Onion BrowserFree

Onion Browser pricing →

Opera

  • Opera browserFree
  • VPN Pro — six months$5 a month
  • VPN Pro — one month$8 a month
  • VPN Pro — one year$48 a year

Opera pricing →

In their own words

Onion Browser

Onion Browser has no write-up on Specifiction yet; its figures are above.

Visit onionbrowser.com

Opera

Opera is a free web browser for Android, iOS, Linux, macOS, Windows, and the web, with extension support and cross-device sync. Tab Islands group related tabs for collapsing or expanding. Built-in tools include an ad blocker that can also block cryptocurrency-mining scripts, plus a free VPN with no data cap and three general locations. Opera AI can use open-tab context, generate images, summarize PDFs, and translate or summarize YouTube videos. ChatGPT and Gemini are available from the sidebar, and Opera says its AI tools do not require sign-up. The sidebar also offers WhatsApp, Slack, Discord, Messenger, and Telegram, while Music Player supports Apple Music, Spotify, YouTube Music, and Deezer. Users can set browsing data—including history, cookies, passwords, and autofill data—to clear on exit. Opera browser costs nothing. VPN Pro is separate: plans cost $4 per month billed $48 yearly, $5 per month billed $30 every six months, or $8 per month billed monthly.

Visit opera.com