On-device Android copilot that turns natural language into real device actions
Stage
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Founded
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Based in
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Pricing model
Freemium
Free
Pricing
Free plan available. hark pro² at $20/month with 2× more usage. hark pro³ at $100/month with 10× more usage. All features available in all plans; upgrading increases usage capacity.
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Key features
Persistent memory to tailor responses based on shared context
Computer use agent for browsing, research, and web tasks
End-to-end encryption for data security
Action Buttons for prioritized task completion
Email management and sorting
Flight booking and travel planning
Food ordering integration
Appointment booking and healthcare search
Expense auditing and savings recommendations
100+ device tools and actions
On-device processing with no cloud data transmission
Monitor mode with 40+ read-only tools
Operator mode with full automation across 100+ tools
Voice control via Assistive Ball
Support for local and cloud LLM models
Dual safety modes with explicit permissions
Visual ring indicators for foreground and background operations
Four-tier permission system
Accessible from any app via floating Assistive Ball
What makes it different
Operates its own secure computer with full browser for independent task execution
End-to-end encryption vault for sensitive data protection
User approval required before performing sensitive actions
All features available across free and paid tiers
Only on-device AI copilot that controls entire Android phone without sending personal data to cloud
100+ device automation tools in single app, including screen automation and system control
Works with any OpenAI-compatible model, local or cloud
No Play Store restrictions: full device control without limitations
Hark
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