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SigmaOS vs Toolbox Pro

Side-by-side comparison of two indie startups from the Startup Spotlight directory.

Option A
SigmaOS

SigmaOS

Productivity

The web is your operating system.

SigmaOS is an indie macOS browser built around workspaces and split-screen — a quieter Arc alternative from a small Berlin team.

Founder
Mahyad Ghassemibouyaghchi
Founded
2020
Team
1-10
Listing
Free (nofollow)
Listed
May 2026
View SigmaOS →
Option B
Toolbox Pro

Toolbox Pro

Productivity

Supercharge Shortcuts on iOS.

Toolbox Pro adds 50+ powerful actions to Apple Shortcuts — built by a solo iOS developer in the UK.

Founder
Alex Hay
Founded
2019
Team
1-10
Listing
Free (nofollow)
Listed
May 2026
View Toolbox Pro →

See more alternatives

SigmaOS alternatives →Toolbox Pro alternatives →