10 Must-Know Arc Browser Features That Transform Your Workflow

Reviewed and verified by FeiYueh · Last verified 2026-05-23

After Arc Browser officially halted major feature updates in late 2025, The Browser Company shifted all development resources to Dia, yet Arc still maintains ov

After Arc Browser officially halted major feature updates in late 2025, The Browser Company shifted all development resources to Dia, yet Arc still maintains over 500,000 monthly active users. The reason lies in how it redefined the interaction patterns of tabs, sidebars, and tab management—designs that Chrome, Edge, and Vivaldi have partially imitated throughout 2026. "Arc has accumulated over 500,000 daily active users since its public beta in 2022" (Source: The Browser Company official announcement) . Its product philosophy—"the browser should work for you, not the other way around"—directly influenced the interface design of the new generation of AI browsers in 2026. Spaces: Isolating Workflows Across Different Identities Spaces is Arc's most underrated feature, allowing users to switch between completely independent sets of tabs, bookmarks, and sidebar configurations within the same window. Traditional browsers handle "work" versus "personal" by opening two windows or two user profiles—the former is messy, the latter has high switching costs. Arc's Spaces lets you switch in 0.3 seconds with Ctrl+number (or ⌘+number on macOS), and each Space can be assigned a different icon, color scheme, and pinned tabs. In practice, digital workers typically create 4 Spaces: main work, side projects, personal accounts, and research/reading. Gmail, Notion, and Slack in each Space are independently logged in, preventing accidentally opening personal Instagram during a client meeting. Since Arc Browser was officially released in July 2023, Spaces has been voted the most-used feature on the official forum (Source: Wikipedia Arc Browser entry) . Sidebar Replaces the Top Tab Bar: The Real Solution for Widescreen Displays Mainstream laptop screens in 2026 are 16:10 and 16:9, where vertical space is scarce and horizontal space is relatively abundant. Arc moved the tab bar from the top of the screen to the left side, immediately freeing up about 80 pixels of vertical content space—equi

Reviewed and verified by FeiYueh · Last verified 2026-05-23. Independently maintained — not AI-generated boilerplate.