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Kits AI

by Arpeggi, Inc. (Kits AI) · 2021
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Freemium · Kits AI offers Free, Starter, Producer, and Professional plans. Paid tiers provide different allowances for download minutes, custom voice slots, voice cloning, and other tools. Annual billing may be available at discounted rates. Unlimited usage is subject to fair-use conditions. Free plan
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Kits AI

Kits AI is an artificial intelligence audio platform designed for singers, music producers, songwriters, content creators, and audio professionals. The platform provides a collection of AI-powered tools for transforming vocals, creating custom singing voices, generating harmonies, removing vocals from songs, separating instrumental stems, and improving audio quality. Its goal is to make advanced vocal production more accessible while helping creators experiment with new sounds and streamline music production workflows.

Unlike general-purpose AI music generators that focus primarily on creating complete songs from text prompts, Kits AI concentrates on vocals and the individual components of music production. Users can work with existing recordings, transform vocal performances, design custom voices, and prepare audio for further editing in a digital audio workstation. This makes the platform particularly useful for people who want more control over the vocal elements of their music.

One of the platform’s main features is AI voice conversion. This technology allows users to transform an existing singing performance into a different supported AI voice while retaining important elements of the original delivery. Musicians can use it to explore different vocal tones, test creative arrangements, develop song demos, and experiment with styles without organizing additional recording sessions for every idea. The quality of the result depends on the source recording, selected voice, and settings used.

Kits AI also offers a library of AI singing voices. These voices cover different musical styles, vocal characteristics, and performance types, giving producers options for pop, R&B, rap, gospel, rock, and other genres. The library includes royalty-free voice models, subject to the relevant licence terms. Users should review the licence associated with each model because the permissions for artist-specific models may differ from those for the platform’s general royalty-free models.

Voice cloning is another important capability. Kits AI enables eligible users to create custom AI voice models from recordings. This can help singers work with their own vocal identity, create consistent demo vocals, or develop a reusable voice for music projects. Depending on the plan, users can access instant or professional voice-cloning features and store different numbers of custom voices. Users should only upload recordings they own or have permission to use, and they should follow the platform’s consent and licensing requirements.

The platform also includes voice design and voice blending tools. Voice Designer helps users explore vocal characteristics and create a desired sound, while Voice Blender combines voice characteristics to produce a custom vocal identity. These tools give producers additional creative flexibility when an existing voice does not match the sound they want. They can be useful for developing backing vocals, experimenting with different vocal colours, and creating distinctive sounds for original compositions.

Another useful feature is vocal removal. This tool separates vocals from a mixed recording, helping users create instrumental versions, isolate vocal parts, or prepare audio for remixing and analysis. The Stem Splitter can separate musical components such as vocals, drums, bass, and other instruments. These tools can simplify tasks that would otherwise require access to the original multitrack recording. Separation quality varies depending on the source mix, recording quality, and degree of overlap between instruments.

Kits AI also provides vocal enhancement and repair tools. These features help improve recordings by addressing unwanted noise, reverberation, or other audio problems. The platform’s AI Mastering tool can help prepare tracks, stems, and samples for a more polished sound. Additional tools include vocal harmonies, an AI instrument library, a key and beats-per-minute finder, and options for creating variations of a voice. Together, these features cover several stages of a typical music-production workflow.

For creators who need spoken narration, Kits AI also offers text-to-speech capabilities on eligible plans. Users can generate speech for demonstrations, creative projects, and selected content-production tasks. However, its main emphasis remains AI-assisted music and vocal production rather than being a general-purpose business voiceover platform.

Kits AI provides an API for developers who want to incorporate its audio models into their own software. According to its official API page, developers can work with AI voice conversion, voice blending, and vocal removal through documented interfaces. Potential applications include music-production tools, creative applications, digital content platforms, and other audio-focused software. API access and usage conditions should be checked against the current developer documentation.

The platform offers several subscription tiers. Its Free plan provides a limited way to explore the tools, with a monthly conversion allowance and restrictions on downloading generated audio. The Starter plan adds greater conversion access, custom voice slots, and additional tools. Producer offers more download minutes and unlimited voice slots, while Professional is intended for intensive use with unlimited download minutes, subject to the platform’s fair-use conditions. Pricing and individual features can change, so users should consult the official pricing page before choosing a plan.

Kits AI also promotes responsible voice technology. Its website describes an approach based on licensed voice data and artist participation, including revenue-sharing opportunities for participating artists. This is relevant to musicians who want to explore AI vocals while paying attention to how voice models are sourced and licensed. Users should still read the terms for the specific model they intend to use, especially when publishing or monetizing a track.

Kits AI is suitable for independent musicians, vocalists, producers, remix creators, and content creators who need flexible tools for vocal experimentation and audio editing. It can reduce the need for repeated recording sessions during the early stages of production and help users explore arrangements before finalising a track. Developers can also investigate its API for building specialised audio features into their own applications.

The platform has some limitations. Output quality depends on the input recording and selected model, while separation tools may leave artefacts in complex mixes. Download-minute allowances and voice slots vary by plan, and higher-volume production may require a paid subscription. Some users may also need a separate digital audio workstation for detailed mixing, arrangement, and final mastering. Licensing conditions deserve careful attention when using custom voices or artist-specific models in commercial releases.

Overall, Kits AI is a strong option for AI-assisted vocal production. Its combination of voice conversion, custom voice creation, vocal removal, stem separation, mastering, harmonies, and developer API access makes it more specialised than a basic text-to-speech tool. It is particularly valuable for producers who want to experiment with vocals, prepare demos, improve recordings, and integrate AI audio capabilities into their creative workflow

Key Features

  • AI singing voice conversion
  • AI singing voice library
  • Custom AI voice cloning
  • Instant voice cloning
  • Professional voice cloning
  • Voice Designer
  • Voice Blender
  • AI vocal generation
  • Text-to-speech on eligible plans
  • Vocal remover
  • Stem separation
  • AI mastering
  • Vocal enhancement and repair
  • AI-generated harmonies
  • AI instrument library
  • Voice variants
  • Key and BPM finder
  • API for developers
  • Royalty-free voice models with applicable licence terms
  • Custom voice slots and subscription-based download allowances

Pros & Cons

Pros

  • Specialised tools for AI-assisted vocal production
  • Supports voice conversion and custom voice creation
  • Includes vocal removal and stem separation
  • Offers voice blending and voice design
  • Provides mastering and vocal enhancement tools
  • Free plan available for experimentation
  • API supports custom audio application development
  • Useful for demos, remixes, backing vocals, and creative experimentation
  • Multiple subscription tiers for different usage needs
  • Promotes licensed voice models and artist participation

Cons

  • Free plan has limited downloads
  • Download minutes are restricted on lower paid tiers
  • Voice quality depends on the source recording and selected model
  • Stem separation may produce audio artefacts
  • Higher-volume production can require a more expensive plan
  • Detailed mixing may still require external audio software
  • Model-specific licensing conditions require careful review
  • Some advanced features depend on the selected subscription

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