Curlo

Overview

Curlo is an AI-powered native macOS app for finding sound effects and audio files using natural language descriptions. All AI processing runs entirely locally with no internet connection required — no audio uploads, no cloud dependency. Supports semantic search, metadata reading and writing, similar audio discovery, custom tagging, and UCS (Universal Category System) classification. A local API enables workflow integration for sound designers and audio professionals.

Pricing: Free (5,000 files), $39.90/year or $99 lifetime (Pro)

Minimum macOS: 14.0 (Sonoma)

Architecture: Apple Silicon, Intel

Key Features

• Natural language semantic search for audio files
• Similar audio file discovery
• Metadata reading and writing
• Custom tagging system
• UCS (Universal Category System) classification
• 100% local AI — no internet or audio uploads required
• Local API for DAW and workflow integration
• Unlimited file indexing on Pro plan

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