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Altered Studio

altered.ai

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Spec score 9.5 #1 of 223 in Text-to-Speech Software

What it is

Altered Studio combines voice transformation and audio production tools for creating professional voice content. Its Speech-to-Speech and Performance-to-Performance morphing changes a voice while retaining the speaker’s performance. Other tools include text-to-speech, voice cloning, AI voice cleaning, denoising, audio editing, DSP effects and batch processing. Studio supports transcription and translation in 75+ languages, and text-to-speech voice-over in 70+ languages. A Rapid Voice Clone can be made from 4–8 seconds of audio; custom voice models are available by contacting Altered. The online Voice Editor can work with Google Drive audio, while RealTime Pro routes audio through a virtual microphone to apps including Discord, Zoom, Microsoft Teams and Google Meet. The free plan includes 3 minutes per month of voice morphing and 10,000 AI tokens. Creator costs $30 a month billed annually; Professional costs $90 a month billed annually. Desktop use requires a Windows PC with an 8GB+ Nvidia GPU, and mobile devices are not currently supported.

Spec sheet

What it does
Altered Studio combines speech-to-speech voice morphing, text-to-speech, cloning, transcription, translation, dubbing and audio editing in one platform.Read 20 Oct 2026 · altered.ai
Product
Altered Studio combines multiple Voice AI technologies in one platform for creating professional voice content.Read 28 Sep 2026 · altered.ai
Intended users
The maker names podcasters, video game studios, and eLearning among the industries Studio serves.Read 28 Sep 2026 · altered.ai
Free plan
YesRead 19 Sep 2026 · altered.ai
Paid from
30Read 19 Sep 2026 · altered.ai
API
An API is available to Enterprise customers for integrating Altered Studio into other systems.Read 20 Oct 2026 · altered.ai
Integrations
The online Voice Editor can work with audio files in Google Drive, and RealTime Pro routes audio through a virtual microphone to apps including Discord, Zoom, Microsoft Teams, and Google Meet.Read 28 Sep 2026 · altered.ai
Security
The privacy policy says Google Drive access is optional and that Google user data is used only to provide or improve user-facing application features.Read 28 Sep 2026 · altered.ai
Headquarters
The privacy policy gives Altered Ltd's address as Ground Floor, 298 West End Lane, London NW6 1LN, UK.Read 20 Oct 2026 · altered.ai
API access
The FAQ says API access is offered to Enterprise customers for integrating Studio into other systems.Read 28 Sep 2026 · altered.ai
Audio editing
The editor includes normalization, equalization, denoising, filtering, cut/copy/paste/crop, insertion and other effects.Read 20 Oct 2026 · altered.ai
Batch processing
Batch Mode is provided for morphing large volumes of audio files.Read 20 Oct 2026 · altered.ai
Desktop requirements
The pricing page specifies a Windows PC with an 8GB+ Nvidia GPU for the desktop version.Read 28 Sep 2026 · altered.ai
Documentation and support
The help center documents morphing, voice-library use and compute-server setup, while plans provide customer support and Enterprise adds a dedicated account manager.Read 20 Oct 2026 · help.altered.ai
Ethics
Altered says it takes measures against illegal or harmful use and may refuse to license or sell to clients when their conduct or intentions are unclear.Read 28 Sep 2026 · altered.ai
Funding
Crunchbase lists Altered Ltd as a London seed-stage company with Big Pi Ventures as an investor and one seed round.Read 20 Oct 2026 · crunchbase.com
Independent score
Zekai gives Altered Studio an editorial score of 7.7/10, with accuracy scored 8.2/10 and value 7.2/10.Read 20 Oct 2026 · zekaiwork.com
Integration
Google Drive integration supports importing, sharing and exporting audio files.Read 20 Oct 2026 · altered.ai
Legal entity
The maker is Altered Ltd, company number 11564329, incorporated in the UK on 11 September 2018.Read 20 Oct 2026 · find-and-update.company-information.service.gov.uk
Licence
Terms describe Attribution, Creator, Commercial and Streaming licences rather than an open-source licence.Read 20 Oct 2026 · altered.ai
Limit: G2 complaints
G2 reviewers mention comparatively high pricing, slow local cloning and a need for user-experience improvements.Read 20 Oct 2026 · g2.com
Limit: independent review coverage
GetApp lists no user reviews and Capterra lists zero reviews, leaving little independent buyer feedback on those directories.Read 20 Oct 2026 · getapp.com
Limit: input quality
Help documentation warns that background noise, room reverb and poor recordings can reduce morphing quality, and louder noise may remain after cleaning.Read 20 Oct 2026 · help.altered.ai
Limit: multitrack editing
The official audio-editor FAQ says multi-track audio editing is not currently supported.Read 20 Oct 2026 · altered.ai
Limit: RECATOOLS
RECATOOLS reports criticism of TTS naturalness, no public API pricing and no public GitHub repository.Read 20 Oct 2026 · recatools.com
Limit: Trustpilot complaints
One reviewer reported being unable to access the account to cancel, while another called the TTS output unusable and overall audio quality poor.Read 20 Oct 2026 · trustpilot.com
Limit: Zekai
Zekai identifies high-end GPU needs, hardware bottlenecks and less flexible remote collaboration as drawbacks.Read 20 Oct 2026 · zekaiwork.com
Local processing
Altered says its RealTime Pro virtual microphone processes locally on the PC and that voice data stays on the PC; enterprise customers can also use cloud computing.Read 28 Sep 2026 · altered.ai
Local server installation
The local compute-server download is about 1GB and voice models add roughly 3GB; the local endpoint uses localhost:5001.Read 20 Oct 2026 · help.altered.ai
Mobile availability
The FAQ says Altered Studio is not currently supported on mobile devices.Read 28 Sep 2026 · altered.ai
Notable news: interface
Altered announced a redesigned Studio interface on 8 August 2023 to simplify morphing and TTS workflows.Read 20 Oct 2026 · altered.ai
Notable news: Voice Copilot
A 25 January 2023 press release announced second-generation generative voice models and Voice Copilot with cloning, accent conversion, TTS styles, dubbing, translation and denoising.Read 20 Oct 2026 · newsfilecorp.com
Performance preservation
Speech-to-speech changes speaker identity while retaining the input performance, rhythm and expression.Read 20 Oct 2026 · altered.ai
Platform support
Official FAQs list Windows and macOS support and say there is no mobile version.Read 20 Oct 2026 · altered.ai
Praise: G2 reviewers
G2 reviewers highlight versatility, privacy, helpfulness, productivity and voice-cloning capability.Read 20 Oct 2026 · g2.com
Praise: RECATOOLS
RECATOOLS says speech-to-speech preserves emotional delivery and can save time for voice actors and podcasters.Read 20 Oct 2026 · recatools.com
Praise: Trustpilot reviewers
Trustpilot reviewers praise helpful support, quick demos, accent and style variation, podcast efficiency, dubbing and international translation workflows.Read 20 Oct 2026 · trustpilot.com
Production tools
The product includes voice morphing, text-to-speech, voice cloning, AI voice cleaning, denoising, audio editing, DSP effects, and batch processing.Read 28 Sep 2026 · altered.ai
Rapid cloning
Rapid voice cloning can create a custom voice from only a few seconds of source audio.Read 20 Oct 2026 · altered.ai
Rating on Capterra
0.0 out of 5 from 0 reviewsRead 20 Oct 2026 · capterra.com
Rating on G2
4.3 out of 5 from 2 reviewsRead 20 Oct 2026 · g2.com
Rating on GetApp
0 out of 5 from 0 reviewsRead 20 Oct 2026 · getapp.com
Rating on Trustpilot
2.9 out of 5 from 7 reviewsRead 20 Oct 2026 · trustpilot.com
Security and privacy
The privacy policy identifies GDPR and CCPA responsibilities and says the company policy is never to sell personal information.Read 20 Oct 2026 · altered.ai
Self-hosting
Enterprise deployments can use on-premise compute, and local servers can keep processing traffic inside an intranet.Read 20 Oct 2026 · altered.ai
Speech-to-speech models
Models include Timbre, Performance, Flexi, Clone and Narration, with faster lower-fidelity variants.Read 20 Oct 2026 · help.altered.ai
System requirements
Desktop local processing requires Windows with at least an 8GB Nvidia GPU such as GTX 1080, RTX 2070 or RTX 3050.Read 20 Oct 2026 · altered.ai
Text-to-speech
Text-to-speech offers more than 70 languages and third-party voices from Azure, Google, AWS Polly and IBM.Read 20 Oct 2026 · altered.ai
Transcription and translation
Transcription and translation are advertised for more than 75 languages.Read 20 Oct 2026 · altered.ai
Video and subtitles
The editor can work with video audio, subtitle handling, transcription, translation and dubbing.Read 20 Oct 2026 · altered.ai
Voice cloning
Users can make a Rapid Voice Clone with 4–8 seconds of audio; custom voice models are available by contacting Altered.Read 28 Sep 2026 · altered.ai
Voice controls
Morphing provides controls for prosody, pitch, age, gender, loudness and vocal creak.Read 20 Oct 2026 · altered.ai
Voice library
The service lists up to 20 professional voices and more than 800 common voices.Read 20 Oct 2026 · altered.ai
Voice morphing
Its Speech-to-Speech, Performance-to-Performance morphing changes a voice while retaining the speaker's performance.Read 28 Sep 2026 · altered.ai

Plans and prices

Free Free Attribution license · 3 min/month Voice Morphing · 10,000 AI Tokens · Local Voice Cloning Read 20 Oct 2026 · altered.ai
Creator $30 a month billed annually; excl. tax Creator license for individuals/companies up to 5 employees with under $100k relevant revenue or funding · 60 min/month Voice Morphing · 325,000 AI Tokens · Local Voice Cloning · Accent and Speaking Style Morphing Read 20 Oct 2026 · altered.ai
Professional $90 a month billed annually; excl. tax Commercial license · 180 min/month Voice Morphing · 1,000,000 AI Tokens · Unlimited Local Morphing · Local Voice Cloning · Flexible and Performance Morphing · 48kHz output Read 20 Oct 2026 · altered.ai
Creator $360 a year $360.00 per year (= $30.00/month, billed annually) 60 min/month Voice Morphing · 325,000 AI Tokens · Up to 5 employees · Commercial use only below $100k revenue or funding over the last 12 months Read 28 Sep 2026 · altered.ai
Professional $1,080 a year $1,080.00 per year (= $90.00/month, billed annually) 180 min/month Voice Morphing · 1,000,000 AI Tokens · Unlimited Local Morphing · 48kHz output Read 28 Sep 2026 · altered.ai
Enterprise Priced on request Unlimited Voice Morphing · Unlimited Tokens · Custom Voice Models · API · Multi-Seat · Dedicated Account Manager · Commercial Data Protection Read 20 Oct 2026 · altered.ai

Every Altered Studio plan and price →

Strong points and limits

Strong points

  • Voice morphing retains the speaker’s performance
  • Transcription and translation cover 75+ languages
  • Rapid Voice Clone uses 4–8 seconds of audio
  • RealTime Pro routes audio through a virtual microphone

Limits

  • Free plan has 3 minutes of morphing monthly
  • Desktop version requires an 8GB+ Nvidia GPU
  • Mobile devices are not currently supported

Who it suits

Studio suits podcasters, video game studios and eLearning teams needing voice production or transformation tools. Its virtual microphone and recorded-audio tools may also suit people working across supported desktop and web platforms.

Altered Studio in depth

Read the full write-up

Overview

Altered Studio is a voice-production platform for creators and teams who need to transform, generate and refine speech across both recordings and live audio. Its broad mix of morphing and production tools is compelling; the desktop requirement for a Windows PC with an 8GB+ Nvidia GPU makes it a poor fit for mobile-first or less capable setups.

It is at its best when voice transformation is part of a larger production workflow, rather than when the job is simply to generate speech from text.

Key features

Voice transformation and production

Speech-to-Speech, Performance-to-Performance morphing changes the voice while retaining the speaker’s performance. That is a useful distinction for creators who want to change vocal identity without losing the delivery. Text-to-speech, voice cloning, AI voice cleaning, denoising, editing, DSP effects and batch processing broaden the platform into a production toolkit. Recorded-audio changes, audio export and real-time voice changing are supported.

Rapid Voice Clone needs only 4–8 seconds of audio, lowering the input burden for making a local clone. Custom voice models require contacting Altered, so they are better suited to planned or team-based work than an immediate self-serve workflow.

Languages and connected workflows

Transcription and translation support 75+ languages; text-to-speech voice-over supports 70+ languages. Those are substantial ranges for multilingual production, although the language coverage differs by task. The online Voice Editor can use audio files in Google Drive, while RealTime Pro routes audio through a virtual microphone to Discord, Zoom, Microsoft Teams and Google Meet.

Altered says RealTime Pro processes locally on the PC and keeps voice data on the PC; enterprise customers can also use cloud computing. Google Drive access is optional, and Google user data is used only to provide or improve user-facing application features. Altered also says it takes steps to prevent illegal or harmful use and may decline clients where conduct or intentions are unclear.

Pricing

The Free plan costs nothing and provides 3 minutes per month of voice morphing, 10,000 AI Tokens and local voice cloning. Its attribution license requires credit for noncommercial use. It is a practical way to assess the workflow, but the small morphing allowance is restrictive for regular production.

Creator costs $30 a month, billed annually. It raises the monthly morphing allowance to 60 minutes and includes 325,000 AI tokens, local voice cloning, Accent voice morphing and Speaking Style voice morphing. This is the entry paid plan for creators who can work within a monthly quota and want those additional morphing modes.

Professional costs $90 a month, billed annually. It includes 180 minutes of voice morphing, 1,000,000 AI tokens, unlimited local morphing, Flexible and Performance voice morphing, and 48kHz sample-rate output. The higher cost is justified for heavier workflows that need more monthly minutes or the expanded controls and output quality; the annual billing term is an important commitment.

Enterprise has custom pricing and includes unlimited voice morphing and tokens, custom voice models, API access, multi-seat support and a dedicated account manager. It suits organizations integrating Studio into other systems or coordinating multiple users. A 7-day trial is also offered.

Platforms

Studio supports API, macOS, web and Windows, but the desktop version requires a Windows PC with an 8GB+ Nvidia GPU. Altered Studio is not currently supported on mobile devices. API access is offered to Enterprise customers, so the API platform entry does not make it a self-serve integration option for every plan.

Who it's for

Altered names podcasters, video game studios and eLearning among the industries it serves. It is most suitable for teams or creators who need voice morphing alongside editing, cleanup, cloning or multilingual speech tools. It is less suitable for mobile users, people without the specified Windows hardware, or anyone whose needs are limited to straightforward text-to-speech.

Pros and cons

Pros: Performance-preserving voice morphing is paired with editing, cleanup, denoising and batch processing, giving production workflows more than a voice generator alone.

Pros: Rapid Voice Clone uses just 4–8 seconds of audio, and transcription, translation and voice-over cover broad language ranges.

Pros: RealTime Pro connects to common meeting and chat apps through a virtual microphone, with local processing and voice data retention on the PC according to Altered.

Cons: Creator’s 60-minute monthly morphing quota may constrain regular use; Professional costs substantially more and is billed annually.

Cons: Desktop work requires a Windows PC with an 8GB+ Nvidia GPU, and mobile devices are unsupported.

Cons: Custom voice models and API access sit behind Enterprise, limiting self-serve access to those capabilities.

Alternatives

For a different route into voice production, AnnoMotion has a free plan with 15 credits after email verification and 8 free daily credits, plus a Mini plan at £1 as a one-time purchase. Google Cloud Text-to-Speech is worth considering for usage-based text-to-speech: Standard voices include 0 to 4 million characters free, then cost US$0.000004 per character. Speechify may suit readers who want a broad-platform speech app; its free plan has 10 voices and a 1.5x maximum speed.

Cartesia Sonic, Inworld AI, Voice Creator Pro, Murf AI and Musely Audiobook Generator are other options to compare. For category-specific browsing, see Game Voice Generators, AI voice cloning tools, AI voice changers and Text-to-speech tools.

Verdict

Choose Altered Studio if voice morphing, cloning and audio production need to live in the same workflow, especially for recorded content or real-time desktop use. Its breadth and performance-preserving morphing are the main reasons to choose it; the monthly quotas, annual billing and demanding desktop requirements are reasons to look elsewhere.

Verdict

Altered Studio brings voice transformation, synthesis and audio editing into one platform. Check the monthly morphing allowance, annual billing terms and desktop requirements against your workflow.

Where Specifiction places it

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