Kits AI Review, Pricing & Alternatives (2026)

Kits AI is a browser-based music platform operated by Arpeggi, Inc., providing AI voice tools for singers, producers, and developers. Its capabilities include voice conversion, custom voice creation, generative vocals, vocal removal, and browser-based editing rather than complete prompt-generated songs. Splice acquired Kits AI on January 21, 2026, and the product remains available. The company reports more than 5 million creators, 600,000 trained voices, and 500,000 hours of processed audio on its pricing page. Billboard reported different acquisition figures, including 7 million users and 80 million processed vocal minutes. Kits therefore has substantial reported usage, but the measurements are not directly interchangeable. The service is delivered through the web, with an API available for selected voice and separation functions.

Kits follows an upload, model, edit, and export workflow. Users can submit a vocal recording, select a royalty-free or custom voice, and convert the performance into that voice. Voice Designer and Voice Blender create or combine voices, while Guided Voice Cloning and Instant Voice Cloning produce custom models. Studio tools include vocal removal, audio cutting, vibrato adjustment, pitch editing, and Vocal Repair. Multi-File Support permits up to five audio files in one project, allowing users to test different voices across separate takes or parts. Developers can request API access for voice conversion, voice blending, and vocal separation. These tools let a producer work with existing recordings, correct or reshape performances, and prepare material in the browser without requiring a digital audio workstation for the listed editing functions.

Kits is centered on transforming and generating vocal material. Its 2025 releases included Guided Voice Cloning in March, Instant Voice Cloning in April, Vibrato Editor and Audio Cutting in May, Multi-File Support and Vocal Repair in June, Pitch Editor in July, and a text-to-voice lyric tool in August. The company describes Instant Voice Cloning as creating a model from 30 seconds of audio, while the product draft gives a 10 to 30 second range. The August tool was described as using fully licensed data. The API page states that text-to-speech functionality was deprecated from the API on September 22, 2025. In 2026, the documented product event is Splice’s acquisition, with Kits technology and team joining Splice while the service remains available.

Kits lists four plans. Free costs $0 monthly and includes 15 conversion minutes, no voice slots, no download minutes, Voice Designer, Voice Blender, and Kits generative vocals. Starter includes 60 conversion minutes, two voice slots, 15 download minutes, professional voice cloning, advanced settings, and Choir, but its dollar price is not shown. Producer costs $30 monthly and provides unlimited conversion minutes and voice slots, plus 60 download minutes. Professional costs $60 monthly and adds unlimited download minutes. The pricing page says unlimited usage remains subject to fair use and that existing accounts may have different terms. Cancelling freezes custom voices until renewal. Download limits therefore matter for exported material, while conversion capacity and stored custom voices expand at higher tiers.

Kits requires users to have authority for uploaded voices and grants commercial use of covered output under its royalty-free license, but other users may create similar or identical outputs. Its terms also make service availability and model reliability the user’s risk. Kits differs from Suno and Udio, which focus on generating complete songs from prompts rather than converting existing vocals. ElevenLabs is a broader voice platform primarily associated with speech, so it is less centered on singing production. Voice-Swap and Musicfy are closer singing-voice alternatives, though their documented features and licensing terms are different. The API has no published pricing sheet, and text-to-speech was deprecated there in 2025. Pick Kits for browser-based vocal conversion, cloning, repair, and tuning; pick Suno or Udio for prompt-led songs, or ElevenLabs for speech projects.