SigmaOS is free.
Verified Sep 2026 from the official pricing page.
Is SigmaOS worth the price?
SigmaOS currently offers only a Free tier, which is inherently fair and generous as there are no monetary costs involved.
This makes it an excellent option for anyone looking to try out an alternative browsing experience without any financial commitment. It's best for individuals who want to explore its features before any paid options are introduced.
Pricing
SigmaOS is completely free to use with no hidden costs.
How SigmaOS compares
6 of 6 direct competitors offer a free plan.
| Tool | Starting price | Free plan |
|---|---|---|
| SigmaOS | Free | Yes |
| Web Vitals | Free | Yes |
| Brave | $3/month | Yes |
| Omi A11Y | Free | Yes |
| Opera | Free | Yes |
| MiroMiro v2 | $9/month | Yes |
| Agent Browser | Free | Yes |
SigmaOS Pricing FAQ
How much does SigmaOS cost?
SigmaOS is free to use. No subscription or one-time fee is required for the core product.
Does SigmaOS have a free plan?
Yes. SigmaOS offers a free plan called "Free".
What are alternatives to SigmaOS?
Alternatives to SigmaOS include Web Vitals, Brave, Omi A11Y, Opera. Omi A11Y, Opera, Agent Browser are fully free. Brave starts at $3/month; MiroMiro v2 starts at $9/month.
SigmaOS alternatives
Direct competitors. Starting prices match the table above.
Sources
- Official SigmaOS pricing — sigmaos.com/#pricing (verified Sep 2026)
- Cite this data: Toolradar, SigmaOS pricing verified Sep 2026, toolradar.com/tools/sigmaos/pricing
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