Altered

Altered
Designed in the UK 🇬🇧
$6/mo Freemium Visit Website

Altered is a company focused on AI voice synthesis and voice alteration (Voice AI & Voice Alteration). It offers advanced AI voice technology that allows users to transform, enhance, or synthesize voices, suitable for games, film, podcasts, and more.

Price
Basic free | Real-Time $6/mo | Creator $40/mo | Professional $120/mo
Platforms Supported
Browser Based (Cloud)

Our Verdict

8.2Expert Score
Editorial Score

We ensure that our evaluations are fair and truthful.

Usability
8.5
Accuracy
8
Compatibility
8.5
Functionality
9
Free Features
7
Pros
  • Produces realistic tones and emotional expressiveness suitable for professional use.
  • Easily transform your voice into different genders, ages, or character styles.
  • Perfect for film dubbing, video games, podcasts, and virtual content.
  • Cleans and polishes existing audio for clear, studio-level quality.
  • Build personalized or branded AI voices tailored to your project.
  • Offers APIs and tools for embedding Voice AI into apps or workflows.
Cons
  • Designed for professionals, so it may be costly for casual users.
  • Especially for live voice conversion.
  • Most high-end features are available only with paid plans.
  • Voice cloning technology requires responsible use and consent.

What is Altered

Altered is a professional-grade AI voice synthesis and voice alteration platform that empowers creators, studios, and developers to transform, enhance, or generate voices with cutting-edge artificial intelligence. Designed for the creative industries—such as gaming, film, podcasts, and audiobooks—Altered delivers realistic and expressive AI voices suitable for production-level projects.

Its technology goes beyond basic text-to-speech by offering voice conversion (changing an existing voice into another), voice synthesis (creating entirely new voices), and voice enhancement (improving clarity and tone). With its library of realistic character and celebrity-style voices, Altered helps users achieve professional sound without hiring full voice acting teams.

Is Altered worth registering and paying for

If you work in media production, gaming, film dubbing, or podcasting, Altered is absolutely worth registering and paying for. Its studio-grade AI voices, flexibility, and production-ready tools make it a top choice for professionals needing consistent, high-quality voice performance.

For casual users or hobbyists, the price may feel high compared to simpler voice-changing apps. But for serious creators who demand realism and control, Altered delivers exceptional value and professional reliability.

Our experience

My honest take on using Altered for production work is that it’s a genuine game-changer, but you have to know how and when to use it. It’s not about replacing voice actors entirely—it’s about adding a powerful new tool to your kit, especially if you’re working in a fast-paced or budget-conscious environment like indie game development or podcasting.

The Experience: Impressive Quality, Surprising Control

What really sets Altered apart isn’t just the text-to-speech (TTS), though their voices are incredibly good—far from the old, robotic-sounding synthesis we’re used to. It’s the voice conversion and voice enhancement features that make it feel professional-grade.

  • Voice Conversion (Speech-to-Speech): This is the magic. You record your own voice—or use an existing clean track—and instantly “morph” it into one of their library voices. The huge benefit here is that the AI retains your performance. Your pacing, your intonation, the emotion you put into it—that all stays, but the timbre (the actual sound of the voice) changes to the target character. For a solo creator, this is huge. You can do all the character acting yourself and instantly have a whole cast of distinct voices. It saves a phenomenal amount of time and cost compared to hiring a full cast for prototyping or minor characters.
  • Custom Voices: Cloning a specific voice is where the platform really shows its muscle. Give it enough clean audio (around 30 minutes is the common recommendation), and you can create a custom, high-fidelity voice. This is a brilliant solution for audiobooks where the author wants a consistent, quality voice for the whole series without having to record hundreds of hours themselves.
What it Excels At
  1. Speed and Iteration: If your script changes last-minute, or you need to re-record an entire section due to a plot twist, Altered is a lifesaver. You just type, or re-record your raw input, and the finished voice is there in minutes. No studio time, no scheduling, no fees for a session overrun.
  2. Consistency: For non-human, narration, or character voices that need to sound exactly the same across a two-year production cycle, it’s perfect. A human voice actor’s voice can change due to illness, age, or even just a bad day—the AI voice stays perfectly consistent.
  3. Prototyping: For game studios, creating placeholder audio that actually sounds good is invaluable. It lets you test dialogue flow and character feel without committing to a contract until you’re absolutely sure.
The Trade-Offs (The Human Factor)

While the tech is phenomenal, it’s not a silver bullet, and this is where the “human” part of the review comes in.

  • Emotional Nuance: The quality is high, but the depth of human performance, the kind of subtle, layered emotion a seasoned actor brings, can sometimes still be slightly lacking in the TTS models, or requires heavy fine-tuning. If you need a moment of raw, complex despair or subtle flirtation, you still might reach for a human.
  • The Workflow: It’s user-friendly, but mastering the advanced features—like the fine-tuning of pitch, speed, and emotional style—does have a bit of a learning curve. If you want a voice that’s truly indistinguishable from human, you still need an audio professional to blend and master the output.
  • Cost: For a hobbyist, the price can be a little steep compared to simpler TTS tools. Altered’s subscription is definitely aimed at the professional market where the time savings justify the cost.

Final Verdict

For creative professionals—especially those in gaming, film, and premium content—Altered isn’t just an interesting novelty; it’s a powerful, cost-effective tool that dramatically accelerates workflow and maintains consistent, high-quality audio. It democratizes the process, allowing small teams to achieve a production standard that was previously only accessible to major studios. Just remember, it’s a sophisticated tool that enhances your creativity, not a replacement for your direction and artistic vision.

Altered
Altered
$6/mo Freemium
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