Applio - Product screenshot

Overview

Applio is a comprehensive, open-source AI voice conversion suite designed for various audio manipulation tasks. It allows users to transform audio into different voices, create AI covers, and train custom voice models. The platform supports real-time voice changing, making it suitable for live applications like streaming, calls, or musical performances.

Core Functionalities

  • Voice Conversion: Users can convert any audio into another voice using pre-made models, with options to tune pitch, clean, upscale, and batch-process files.
  • Real-Time Voice: Offers low-latency inference for live voice modification, ideal for songs, streams, and calls.
  • Model Training: Enables users to train their own voice models from custom datasets, including pre-processing, extraction, training, and export steps.
  • Voice Blender: Provides the ability to combine multiple voice models into a unique new voice, offering granular control over each contributing element.
  • Text-to-Speech: Generates speech from text, which can then be processed through existing voice models to create diverse content.
  • Audio Analyzer: Assists in preparing datasets by providing detailed audio health information, ensuring readiness before model training.

Applio operates locally on Windows, macOS, and Linux, or can be deployed in the cloud. It is MIT licensed, community-driven, and emphasizes transparency with no telemetry or account requirements.

Key features

  • Voice conversion with ready-made models
  • Real-time voice changing for live applications
  • Custom voice model training from datasets
  • Voice blending for unique new voices
  • Text-to-speech generation
  • Audio dataset analysis for readiness

Who uses it

Applio is built for everyone from complete beginners to seasoned audio engineers, suitable for personal projects, research, or commercial work.

Pros

  • Completely free and open-source with an MIT license
  • Supports real-time voice conversion for live use
  • Allows training of custom voice models from user datasets
  • Available as a desktop application for Windows, macOS, and Linux
  • Includes Text-to-Speech and Voice Blending functionalities

Cons

  • Requires local installation and setup, which may involve technical steps
  • Lacks dedicated commercial support, relying on community assistance
  • No managed cloud-hosted service, requiring self-deployment for cloud use

Our take

Applio offers a robust, community-driven platform for advanced voice manipulation, suitable for users who prefer open-source solutions and local control over their audio projects.

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