⚡ Quick Verdict:
- Precios: ElevenLabs starts at $5/month vs Altered at $30/month
- Ideal para: ElevenLabs for AI voice generators, dubbing, and conversational agents. Altered for voice morphing and real-time voice changing
- Diferencia clave: ElevenLabs focuses on natural sounding speech and voice cloning at scale. Altered specializes in voice editing and real-time voice changer features
- Our pick: ElevenLabs for most users — broader feature set, lower starting price, and stronger voice generation quality
Picking between ElevenLabs vs Altered comes down to one question.
Do you need a full ai voice generator suite or a specialist voice editor?
Ambos herramientas de inteligencia artificial claim to deliver natural ai voices for content creators.
But each one solves a different problem.
ElevenLabs builds advanced ai voices for ai voiceovers, dubbing, and ai voice cloning.
Altered AI focuses on voice morphing and real-time voice changing for media production.
Descripción general
This comparison covers pricing, features, and ease of use for both voice ai platforms.
We also break down who each tool works best for.
Our writers spent hands-on time with each platform too.
Those notes appear in the “What Our Team Noticed” sections below.
By the end, you’ll know which one fits your text to speech needs.
¿Qué es ElevenLabs?
ElevenLabs is an ai voice generator built for content creators and developers.
Eleven labs ai converts written text into spoken audio that sounds like a natural human voice.
It uses deep learning techniques to model human speech with consistent quality.
The platform supports voice cloning, ai dubbing, and conversational ai agents.
Most users pick it for ai voiceovers, audiobooks, and youtube videos.
Founded in 2022, the company reached a $3.3 billion valuation by temprano 2025.
OnceLabs
Generate realistic ai voices in 29 languages. Clone your own voice, dub videos, or build voice ai agents from one platform.
Precios de ElevenLabs
Here’s what eleven labs ai costs in 2026. Let’s break it down.
| Plan | Precio | Mejor para |
|---|---|---|
| Gratis | $0 | Testing voice generators with 10,000 characters monthly |
| Motor de arranque | $5/mes | Hobbyists needing 30,000 credits and instant voice cloning |
| Creador | $11/mes | Content creators making youtube video and podcast audio |
| Pro | $99/mes | Studios and teams generating high quality voice overs at scale |
Pricing verified April 2026.
Prueba gratuita: Yes — the Free tier provides 10,000 credits per month with no credit card needed.
Garantía de devolución de dinero: ElevenLabs follows a standard subscription model. You can cancel any time, but refunds are reviewed case by case.
📌 Nota: Enterprise plans offer custom pricing for large teams. These plans add dedicated infrastructure and security standards.
⚠️ Advertencia: Heavy users on the Creator plan may hit character caps mid-month. Track your voice generation time to avoid surprise overages.
Principales ventajas de ElevenLabs
Here’s what makes ElevenLabs worth a look:
- Voces de IA realistas: The latest Eleven v3 model of TTS supports complex dialogue, accents, and emotional tags. The ai generated voice sound is hard to tell apart from a natural human voice.
- Clonación de voz con IA: Upload short audio files of a speaker’s voice. The system trains a custom voice that mimics tone and style.
- Soporte multilingüe: ElevenLabs supports speech synthesis in 29 languages. This makes it useful for reaching a global audience.
- Doblaje con IA: AI Dubbing & Translation can automatically translate and dub video content into more than 30 languages. The system preserves the original speaker’s tone, emotion, and timing.
- Agentes de IA conversacionales: Build intelligent, real-time voice and chat agents for customer support, sales, and education. The agents support integrations like Slack and Google Calendar.
- Aplicación ElevenReader: The ElevenReader app converts articles, PDFs, and e-books into audio for on-the-go listening. It works similar to Google Play Books for spoken audio.
- Plan gratuito generoso: The Free Plan includes 10,000 characters monthly and up to 3 custom voice slots. You can test ai text to speech before paying.
What Our Team Noticed
Nuestro escritor signed up for ElevenLabs in March and spent several days exploring the platform. Here’s what stood out:
Ventajas y desventajas de ElevenLabs
✅ Ventajas
- Realistic ai generated voices that pass for human voice in most cases
- 29 languages supported for ai text to speech and ai dubbing
- Strong voice cloning from short audio file samples
- Free plan with 10,000 characters monthly for testing
- Conversational AI Agents with low latency for live use
❌ Contras
- Character credit caps can run out mid-month for active creators
- Pro plan jumps to $99/month with no middle tier in between
- Less hands-on voice editing compared to dedicated audio editores
¿Qué es Alterado?
Altered AI is a specialized voice content creation platform for media production.
Altered Studio combines voice cloning, voice morphing, and a real time voice changer in one app.
It’s built for podcasters, video game publishers, and film production teams.
The platform integrates multiple voice ai technologies into a single user friendly interface.
Most users pick it for voice puppeteering, voice editing, and audio storytelling.
It’s designed to make professional voice work accessible without expensive human talent.
Alterado
Edit voice recordings, morph voices, or change them in real time. A next generation audio editor for media pros.
Precios modificados
Here’s what altered ai costs in 2026. Let’s break it down.
| Plan | Precio | Mejor para |
|---|---|---|
| Gratis | $0/mes | Trying voice generators and basic voice editing |
| Creador | $30/mes | Solo voice creators and podcasters needing rapid voice clone and TTS |
| Profesional | $90/mes | Studios and agencies producing high quality voice content |
Pricing verified April 2026.
Prueba gratuita: Yes — users can sign up for a free trial of the Creator plan on the Altered Studio website.
Garantía de devolución de dinero: Subscriptions are billed monthly. Enterprise pricing is offered separately on the website.
📌 Nota: For Professional or Enterprise subscriptions, users need to visit the pricing page on the Altered Studio website. Custom plans add larger usage caps.
⚠️ Advertencia: Altered’s entry price is six times higher than ElevenLabs’s Starter plan. Smaller creators may find the cost steep.
Beneficios clave de la modificación
Here’s what makes altered studio worth a look:
- Cambiador de voz en tiempo real: Altered Studio’s Real-Time Voice Changer is useful for voice chats on diverse communication platforms. It provides realistic voice alterations with effective noise cancellation.
- 14 estilos de habla: The ‘Speaking Style’ or emotive Text-To-Speech offers flexible voicing for dialogue. Available styles include whispering and shouting.
- Morfosis de voz: Modify voices for different characters, accents, and styles. The tech works for both media production and real-time interactions.
- Limpiador de voz con IA: Remove background noise from voice recordings. The cleaner is useful for podcast and video production.
- Edición del historial: The History Editing feature lets users track and revert to previous versions of their audio project. It speeds up voice editing work.
- Modelos de voz personalizados: The platform supports the creation of custom voice models. Users can transcribe audio and translate content into multiple languages.
- Designed For Pros: Built for podcasters, video game publishers, and film production companies. The advanced voice ai technology fits demanding media production work.
What Our Team Noticed
Our writer tested altered ai’s online audio editor for a few projects. Here’s what stood out from that hands-on time:
Ventajas y desventajas modificadas
✅ Ventajas
- Real-Time Voice Changer with ultra-low latency for live calls or gaming
- 14 speaking styles including whispering and shouting for emotive TTS
- Built-in AI Voice Cleaner removes background noise from recordings
- History Editing tracks every version of an audio project
- Strong fit for game development, film, and podcast media production
❌ Contras
- Starting price of $30/month is steep for hobby voice creators
- Smaller portfolio tts voices than ElevenLabs’s extensive voice library
- Fewer language options for ai dubbing compared to alternatives
Comparación de características
Ready to dive into a detailed comparison of ElevenLabs vs Altered?
We’ll explore the core features that matter for picking the right voice ai for your work.
| Característica | OnceLabs | Alterado |
|---|---|---|
| Precio inicial | $5/mes | $30/mes |
| Plan gratuito | ✅ 10,000 chars/month | ✅ Free trial only |
| Clonación de voz con IA | ✅ | ✅ |
| Cambiador de voz en tiempo real | ❌ | ✅ |
| Morfosis de voz | ❌ | ✅ |
| Doblaje y traducción con IA | ✅ Más de 30 idiomas | ✅ Limitado |
| Agentes de IA conversacionales | ✅ | ❌ |
| Limpiador de voz con IA | ❌ | ✅ |
| Speaking Styles | Eleven v3 emotive tags | 14 estilos de habla |
| Idiomas compatibles | 29 | Múltiples idiomas |
| Mejor para | AI voiceovers, dubbing, voice agents | Voice editing, voice morphing, media production |
1. Generación de voz realista
OnceLabs: The latest Eleven v3 model handles complex dialogue with accents and emotional tags. The ai voice generation produces realistic text output that’s hard to tell from a perfect voice take. Most voiceover work needs almost no edits after generation.
Alterado: Altered’s Premium Text-to-Speech delivers natural sounding speech with 14 speaking styles. The output works well for character dialogue and audiobooks. The voices feel less varied than ElevenLabs’s extensive voice library.
2. Clonación de voz con IA
OnceLabs: Upload short audio file samples to clone your own voice. Instant Voice Cloning needs just a minute of audio. The custom voice keeps your tone, pitch, and natural sounding voice intact across long scripts.
Alterado: Rapid voice clone lets you build a vocal identity from your own samples. The cloning works best for media production where you need consistent character voices. Game developers use this for placeholder NPC dialogue.
3. Real-Time Voice Changer
OnceLabs: ElevenLabs does not offer a dedicated real time voice changer for live voice chats. The platform focuses on generating ai voiceovers from written text, not live morphing. Streamers and gamers need a separate tool.
Alterado: Real-Time Performance provides ultra-low latency morphing for live calls or gaming. The voice changer works on diverse communication platforms. Built-in noise cancellation cleans up the input mic.
4. Doblaje y traducción con IA
OnceLabs: AI Dubbing automatically translates and re-voices video into more than 30 languages. The system preserves the original speaker’s tone, emotion, and timing. It’s the strongest dubbing toolset in this comparison.
Alterado: Transcription and translation is supported. Users can transcribe audio and translate content into multiple languages. The dubbing feature is functional but has fewer language options than ElevenLabs.
5. Speaking Styles & Expressive Control
OnceLabs: The Eleven v3 model supports emotional tags inside the text input. You write tags like [whispering] or [excited] and the ai generated voice sound matches. It gives you complete control over delivery without retakes.
Alterado: The ‘Speaking Style’ feature offers 14 distinct styles including whispering and shouting. The styles are preset rather than tag-based. This works well for voice puppeteering and character work.
6. Agentes de IA conversacionales
OnceLabs: Conversational AI Agents enable real-time voice and chat agents for customer support, sales, and education. They support integrations like Slack and Google Calendar. The low latency keeps conversations natural.
Alterado: Altered does not offer dedicated conversational ai agents like virtual assistants. The platform is built for voice content creation and editing, not chat-style agent flows. Teams needing ivr systems should look elsewhere.
7. Edición de voz y limpieza de audio
OnceLabs: ElevenLabs is a generation-first platform. You can edit by re-generating with new tags or text, but it’s not a full audio editor. Most users export audio and clean it up in another speech tools app.
Alterado: Altered Studio acts as a next generation audio editor with built-in tools. The AI Voice Cleaner removes background noise. The History Editing feature tracks every version so you can revert at any point.
⚠️ Advertencia: If you need both generation and editing in one tool, Altered fits better. ElevenLabs covers generation only.
8. Soporte lingüístico
OnceLabs: Eleven labs ai supports speech synthesis in 29 languages. This makes it strong for reaching a global audience with consistent quality. The natural sounding ai voices hold up across each language tested.
Alterado: Altered supports multiple languages for tts and translation work. The language list is shorter than ElevenLabs, but quality is solid for the supported ones. Game studios localizing content into a few core languages will find it sufficient.
9. Use Cases & Integrations
OnceLabs: Used for audiobooks, podcasts, ai voiceovers, training videos, and youtube video content. The API plugs into Google Docs workflows and supports e learning platforms. ElevenReader works similar to Google Play Books for spoken audio.
Alterado: Used by podcasters, video game publishers, and film production companies. The platform handles voice performances, character voices, and live voice chats. It fits production pipelines that need voice editing on top of generation.
Precios y costos
Vamos a comparar los planes de precios uno al lado del otro.
| Plan | OnceLabs | Alterado |
|---|---|---|
| Gratis | $0 (10,000 characters) | $0/month (free trial) |
| Entrada pagada | $5/mes (Plan Básico) | $30/mes (Creador) |
| Nivel medio | $11/mes (Creador) | — |
| Pro | $99/mes (Pro) | $90/mes (Profesional) |
OnceLabs: The Starter plan at $5/month is one of the cheapest paid tiers in the ai voice generators space. The Creator tier at $11/month is a sweet spot for solo content creators making youtube videos and podcasts.
Alterado: Altered’s pricing skips the budget tier entirely. The Creator plan at $30/month is six times pricier than ElevenLabs’s Starter. The Professional plan at $90/month is positioned for studios, not solo voice creators.
Diferentes escenarios
| Si lo necesita | Elegir | Por qué |
|---|---|---|
| Presupuesto ajustado | OnceLabs | $5/mo entry vs $30/mo |
| Cambiador de voz en tiempo real | Alterado | Built for live voice chats |
| AI voice cloning at scale | OnceLabs | Faster, more languages |
| Modulación de voz para juegos | Alterado | Voice puppeteering tools |
| AI dubbing for video | OnceLabs | 30+ languages with timing |
| Built-in audio editor | Alterado | Voice cleaner + history |
| Agentes de IA conversacional | OnceLabs | Slack and Calendar integrations |
💰 Tu presupuesto
ElevenLabs starts at $5/month with a free tier of 10,000 characters monthly. Altered’s lowest paid tier is $30/month, which is steep for solo creators on a tight budget.
🔌 Tu conjunto de tecnologías
Pick ElevenLabs if you need integrations with Slack, Google Calendar, or virtual assistants. Choose Altered if you need a standalone online audio editor for voice editing pipelines.
🎙️ Your Use Case
For audiobooks, training videos, and animated explainer videos, ElevenLabs delivers consistent quality at scale. For voice morphing, voice puppeteering, and live voice chats, Altered’s specialized tools win.
🎓 Tu nivel de experiencia
Beginners find ElevenLabs easier to start with thanks to its user friendly interface and free tier. Altered’s online audio editor has more knobs to learn but rewards pros who fine tune voice content creation platform settings.
Pruebas y demostraciones gratuitas 🆓
ElevenLabs offers an ongoing free tier with 10,000 characters per month. Altered offers a free trial of the Creator plan, but it’s time-limited rather than a permanent free tier.
🛟 Opciones de soporte
Both platforms provide email support and documentation. ElevenLabs has a larger user community and more youtube videos and tutorials online. Altered’s support skews toward studio and enterprise customers.
Guía de cambio
Already using one of these voice generators? Here’s what to expect if you switch.
🔄 ¿Te estás cambiando de ElevenLabs a Altered?
✅ Lo que ganarás:
- Cambiador de voz en tiempo real para llamadas en directo y juegos.
- Built-in AI voice cleaner for background noise removal
- History editing to revert audio file versions
❌ Lo que perderás:
- The $5/month entry tier and free 10,000 characters monthly
- Conversational AI Agents with Slack and Google Calendar integrations
- AI Dubbing into 30+ languages with timing preserved
📋 Cómo cambiar:
- Export your generated audio files and voice samples from ElevenLabs
- Sign up for the Altered Studio free trial on the Creator plan
- Upload your voice samples and rebuild voice clones using Altered’s training tools
🔄 ¿Te estás cambiando de Altered a ElevenLabs?
✅ Lo que ganarás:
- A $5/month entry tier and ongoing free plan
- AI Dubbing & Translation into 30+ languages
- Conversational AI Agents and ElevenReader app for spoken audio
❌ Lo que perderás:
- Real-time voice changer for live voice chats
- Voice morphing and voice puppeteering for character work
- Built-in voice editor with AI Voice Cleaner and history tracking
📋 Cómo cambiar:
- Download your project files and voice models from Altered Studio
- Create a free ElevenLabs account and upload your voice samples
- Use Instant Voice Cloning to rebuild your custom voice library
What Our Review Didn’t Cover
This comparison focused on solo creators and small media teams using ai text to speech tools. We didn’t test enterprise SSO, custom on-prem deployments, or large-scale API quotas for either platform. Our notes are based on the April 2026 versions, so feature lists may have shifted since then. If you’re managing a 50+ seat team or building bespoke ai voiceovers pipelines, your priorities will likely differ from what we’ve covered.
Veredicto final
| Categoría | Ganador |
|---|---|
| 💰 Precios | OnceLabs |
| 🎙️ Generación de voz mediante IA | OnceLabs |
| 🎭 Transformación de voz | Alterado |
| ⚡ Real-Time Voice Changer | Alterado |
| 🌍 Doblaje y traducción con IA | OnceLabs |
| 🤖 Conversational AI Agents | OnceLabs |
| 🛠️ Voice Editing Tools | Alterado |
| 👶 Facilidad de uso | OnceLabs |
| 🏆 Ganador absoluto | OnceLabs |
🏆 WINNER: ELEVENLABS
ElevenLabs wins 5 out of 8 categories.
Ideal para: AI voiceovers and audiobooks, AI dubbing for global audiences, voice cloning at scale, conversational ai agents
ElevenLabs and Altered are two different products built for different jobs.
ElevenLabs is the broader voice ai platform.
It covers ai voice generation, ai dubbing, and conversational agents in one place.
Altered is the specialized voice content creation platform for media production.
Altered shines for voice morphing, real-time voice changing, and audio editing.
If you need a real time voice changer or voice puppeteering for games and film, Altered is the better fit.
For most users producing youtube videos, audiobooks, or training videos, ElevenLabs delivers stronger value at a lower starting price.
Más de ElevenLabs comparado
Here’s how ElevenLabs stacks up against other ai voice generators:
ElevenLabs contra Murf AI
ElevenLabs gana en: Voice cloning quality, emotional expression with Eleven v3 model, broader API access for developers
Murf AI gana en: 120+ tts voices in 20+ languages, built-in studio for corporate training videos, simpler pricing for non-developers
ElevenLabs frente a Speechify
ElevenLabs gana en: Voice cloning, ai dubbing into 30+ languages, conversational ai agent toolset
Speechify gana en: #1 text-to-speech app store rating, mobile-first reading experience, affordable subscriptions for students
ElevenLabs contra Play.ht
ElevenLabs gana en: Voice quality on the Eleven v3 model, generous free tier, conversational ai agents
Play.ht gana en: 800+ natural-sounding voices across 142 languages and accents, marketing video presets, longer audio outputs
ElevenLabs vs LOVO AI
ElevenLabs gana en: More expressive voice control, faster instant voice cloning, broader developer API
LOVO AI wins on: 500+ voices in 100 languages, the Genny editor for video creators, redes sociales content presets
Más de Alterado Comparado
Here’s how Altered stacks up against other voice ai competitors:
Alterado vs. Descripción
Altered gana en: Real-time voice changer, voice morphing for character work, speaking styles for emotive tts
Descript gana en: Full podcast and video editing workflow, transcript-based editing, screen recording features
Alterado vs. Podcast
Altered gana en: Voice morphing, AI voice cleaner with strong noise removal, 14 speaking styles for character dialogue
Podcastle gana en: Browser-based podcast recording studio, multi-track editing, simpler interface for new podcasters
Alterado vs. Laboratorios WellSaid
Altered gana en: Voice morphing for live calls, real-time voice changer, broader voice editing toolset
WellSaid Labs gana en: Studio-grade tts voices for corporate training, enterprise compliance focus, large library of US-accented voices
Alterado vs. Revoicer
Altered gana en: Real-time voice changer, voice puppeteering for games, history editing on audio projects
Revoicer gana en: Pay-per-use credits with no monthly subscription, simpler one-click emotive voice picker, lower entry price
Preguntas frecuentes
¿ElevenLabs AI es gratuito?
Yes, ElevenLabs offers a Free Plan with 10,000 characters monthly and up to 3 custom voice slots. The free tier converts text into natural sounding audio content and lets you test ai voice cloning before upgrading to a paid plan.
¿Es gratuito Altered AI?
Altered Studio offers a free trial of the Creator plan so new users can explore its features. The platform doesn’t have a permanent free tier like ElevenLabs, but the trial covers voice cloning technology, voice morphing, and the real time voice changer.
¿Cuál es el cambiador de voz con IA más realista?
For pre-recorded ai voiceovers and professional voiceovers, ElevenLabs’s Eleven v3 model produces some of the most advanced ai voices and human like voices on the market. For live voice morphing and real time voice chats, Altered’s voice changer with ultra-low latency is the better pick.
¿Es ilegal la clonación de voz mediante IA?
AI voice cloning is legal when you have consent from the person whose voice is being cloned. Best practices in artificial intelligence software include obtaining consent and being transparent about ai generated voices. Cloning someone’s voice without permission can break privacy and copyright laws.
Which is the best ai voice generator for content creators?
For most youtube video and podcast creators, ElevenLabs is the best ai voice generator thanks to its $5/month entry tier, 29 languages, and natural human voice quality. Altered is a stronger pick for game developers, film studios, and creators who need voice editing on top of generation.
How does text to speech technology work in these tools?
Both tools use deep learning to generate ai voices and produce realistic text to speech tts output. ElevenLabs converts text aloud through artificial intelligence trained on large speech datasets. Its text to speech software supports different voices and complex emotional control. Altered’s speech tools also generate speech with multiple voice options and 14 speaking styles for emotive output.
Can these speech voices replace a real voice actor?
Modern computer generated voices have closed the gap with human recordings for many use cases. ElevenLabs’s generative voice models deliver computer generated voice quality close to a perfect voice take. For nuanced acting in films, however, human talent still has an edge over the most advanced ai voices.
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