Soulver 4 launches as a major update to the popular natural-language calculator app, introducing over 50 new features including trip-planning tools, enhanced AI integration, and expanded unit support.

Key Points

• Soulver 4 is the first significant paid upgrade in seven years, available for a $59 one-time purchase or through the Setapp subscription service.
• The update introduces a trip-planning workflow that calculates multi-stage itineraries and alerts users if they exceed their total time budget.
• New hashtag functionality allows users to categorize lines and perform statistical calculations based on specific tags like #work or #home.
• The command line interface has been redesigned to improve compatibility with AI agents, allowing tools like Claude or Codex to edit sheet files.
• Expanded unit support now covers diverse fields including finance, physics, chemistry, music, and woodworking with fractional rounding.

Why it Matters

This update transforms Soulver from a simple calculator into a more versatile productivity tool capable of handling complex data and AI-driven workflows. By integrating better automation and specialized planning features, the app strengthens its position as a core utility for professional users within the Apple ecosystem.