Tech riderRev. 21 Sept 2026
SigmaOS
- 1Runs onMac
- 2CostsNot stated by the maker
- 3Supported platformsdesktop
- 4Browser enginewebkit
- 5Built-in ad blockingYes
- 6Extension supportboth
- 7Cross-device syncYes
6 lines stated Written from the maker's own pages: sigmaos.com
Overview
SigmaOS is ranked #63 of 148 in web browsers on Specifiction, made by SigmaOS (London, United Kingdom). It runs on macOS.
SigmaOS plans and pricing
All plansBasic Not published Unlimited workspaces · Fast ad-blocker · Limited Airis Assistant sigmaos.com · 21 Sept 2026
Personal Pro $20/mo billed monthly Unlimited Advanced Airis · Look it up with high usage · Interactive Summaries with high usage sigmaos.com · 21 Sept 2026
Personal Max $30/mo billed monthly Everything in Personal Pro · More LLM models · Unlimited Look it up queries · Unlimited Interactive Summaries sigmaos.com · 21 Sept 2026
Compared on web browsers
- Free plan
- Yessigmaos.com
- Paid from
- $20/mosigmaos.com
- Supported platforms
- desktopsigmaos.com
- Browser engine
- webkitsigmaos.com
- Built-in ad blocking
- Yessigmaos.com
- Extension support
- bothsigmaos.com
- Cross-device sync
- Yessigmaos.com
Company
- Founded
- 2020sigmaos.com · 28 Sept 2026
- Headquarters
- London, United Kingdomsigmaos.com · 28 Sept 2026
Best SigmaOS alternatives
See all 20 All accessCh 01 Brave Browser Free planFree trialAndroid from $2.50/mo9.6 All accessCh 02 Opera Free planFree trialAndroid from $0.33/mo9.6 All accessCh 03 Google Chrome Free planAndroidBrowser Free to start9.3 All accessCh 04 Microsoft Edge Free planAndroidBrowser Free to start9.3 All accessCh 05 Waterfox Free planFree trialAndroid from $5/mo9.2 All accessCh 06 Mozilla Firefox Free planAndroidBrowser Free to start9.1
Where it ranks on Specifiction
- Best Web Browsers in 2026#63 of 148
Is SigmaOS yours?
Claim it for free: prove the domain, then correct facts, plans and screenshots. An editor reviews every change.
Sources
- sigmaos.com· checked 28 Sept 2026