

⚡ Quick Verdict:
- Prijzen: Hume AI starts at $3/mo vs Altered at $30/mo for paid plans
- Best for: Hume AI for emotional AI voices and emotion recognition, Altered for voice morphing and media production
- Key difference: Hume AI analyzes human emotion through voice, facial expressions, and tekst — Altered focuses on changing your voice into different characters
- Our pick: Hume AI for most users — more pricing flexibility and unique emotional intelligence features

Altered AI and Hume AI both work with voice.
But they solve very different problems.
Altered is a voice content creation platform for media production and professional voice work.
Hume AI is an emotion recognition platform designed to analyze human emotion through voice.
One changes how your voice sounds with AI stemklonen and voice morphing.
The other understands how your voice feels using multimodal emotion recognition.
Overzicht
This Altered vs Hume AI comparison covers pricing, features, and use cases.
We break down who each tool works best for.
Our sources include published specs, documentation, and user reviews.
By the end, you’ll know which AI voice tool fits your needs.
Wat is Hume AI?
Hume AI is a popular emotion recognition platform designed to analyze human emotion through voice facial expressions and text.
It detects emotion through voice facial cues, facial expressions and text patterns.
The platform includes Octave TTS and the Empathic Voice Interface (EVI).
Hume AI is used across industries including customer service healthcare and market research.
Hume AI can analyze a customer’s tone of voice during a support call or detect emotional nuances in real time.
Hume AI’s algorithms use voice video and text gegevens to read a range of emotions and speaking styles.

Hume AI
Hume AI is a new AI with emotional intelligence. It detects feelings in voice and text. Paid plans start at just $3/month.
Hume AI-prijzen
Here’s what Hume AI costs in 2026.
| Plan | Prijs | Het beste voor |
|---|---|---|
| Vrij | $0 | Testing the platform |
| Starter | $3 | Hobbyists and light projects |
| Schepper | $14 | Content creators needing commercial rights |
| Pro | $70 | Professional developers |
| Schaal | $200 | High-volume production |
| Bedrijf | $500 | Teams and agencies |
| Onderneming | Neem contact op met de verkoopafdeling. | Custom compliance needs |
Pricing verified April 2026.

Gratis proefperiode: Yes — the free plan gives 10,000 characters per month with no credit card needed.
Geld-terug-garantie: Hume AI offers a pay-as-you-go model. You can cancel your subscription at any time.
📌 Opmerking: The Creator plan often has a 50% first-month discount. Check the pricing page before signing up. All paid plans include a commercial license.
⚠️ Warning: Overage charges apply if you pass your plan’s character limit. Rates drop as you move to higher tiers. Watch your usage closely on the Starter plan.
Key Benefits of Hume AI
Here’s what makes Hume AI worth considering:
- Emotional Intelligence: Hume AI’s emotion recognition algorithms interpret subtle cues in voice, video, and text. The AI algorithms use voice video and text to analyze tone toonhoogte speed and pauses in speech. This emotion recognition technology provides insights that help create personalized and empathetic interactions.
- Octave TTS: The Octave tekst naar spraak engine understands context and delivers expressive AI voices. It predicts emotions, cadence, and vocal nuances from your script. Hume AI aims to create AI voices that feel more natural in conversation.
- Empathic Voice Interface: EVI 3 launched in 2025 with ultra-low latency. It reads and responds to human emotion during voice conversations. This makes it useful for emotionally aware video generation and customer experience mental health applications.
- Expression Measurement API: The API lets developers track emotion trends in user data. It reads emotional indicators like smiling frowning and eyebrow movements in video. It also detects audio and emotional indicators in voice recordings.
- Affordable Entry: Paid plans start at $3/month with a pay as you go option for the Expression Measurement API. The free plan includes unlimited voice cloning.
- Multi-Industry Use: Hume AI enhances customer experience, mental health applications, gaming, and market research. It helps service healthcare and market research teams make better decisions.

What Our Team Noticed
Ons schrijver signed up for Hume AI and spent several days exploring the platform. Here’s what stood out:

Hume AI Pros & Cons
✅ Pros
- Detects emotion through voice, facial expressions, and text in one platform
- Octave TTS creates context-aware voices that sound natural
- Free plan includes unlimited voice cloning
- Paid plans start at just $3/month with commercial license
- Expression Measurement API works with audio, video, images, and text
❌ Cons
- Primarily supports English, limiting use for non-English speakers
- Steep learning curve for beginners due to advanced functionalities
- Overage charges can add up on lower-tier plans
- Free plan caps at 10,000 characters per month
Wat is er veranderd?
Altered is a voice content creation platform for media production and audio storytelling.
It lets you change your voice into different characters, accents, and styles.
Altered Studio integrates multiple voice AI technologies into one user friendly interface.
Voice creators use it for podcasts, spellen, audiobooks, and film dubbing.
The platform produces high quality voice content using advanced voice AI technology.
It augments human talent rather than replacing voice actors entirely.

Gewijzigd
Altered Studio is a voice morphing and voice cloning platform. It turns your voice recordings into professional voice performances. Free plan available.
Altered Pricing
Here’s what Altered costs in 2026.
| Plan | Prijs | Het beste voor |
|---|---|---|
| Vrij | $0/maand | Testing basic features |
| Schepper | $30/maand | Independent voice creators |
| Professioneel | $90/maand | Studios and production teams |
Pricing verified April 2026.

Gratis proefperiode: Yes — Altered offers a free plan. You can also sign up for a free trial of the Creator plan.
Geld-terug-garantie: For Professional or Enterprise subscriptions, check the pricing page for refund details.
📌 Opmerking: All plans are billed annually. The prices shown are monthly costs when paying yearly. The Creator plan at $30/month includes voice cloning, voice morphing, text to speech, and the voice editor.
⚠️ Warning: The free plan is very limited. You can test voice morphing and some editing features, but AI voice cloning and all speaking styles require a paid plan.
Key Benefits of Altered
Here’s what makes Altered worth considering:
- Stemvervorming: Altered Studio’s speech-to-speech voice morphing preserves your delivery while changing the voice. It keeps timing and emotional inflection intact. This is what makes it a next generation audio editor for voice performances.
- Real Time Voice Changer: The real time voice changer works for voice chats and live calls. It provides ultra-low latency morphing for gaming and communication.
- Uitgebreide stemmenbibliotheek: Altered offers an extensive voice library with portfolio TTS voices and multiple voice options. You can also create rapid voice clones of your own vocal identity.
- Speaking Styles: The emotive text to speech includes 14 speaking styles. These range from whispering to shouting for flexible voice performances.
- AI-stemreiniger: The built-in AI voice cleaner removes background noise, mouth clicks, and filler words. This online audio editor saves hours of manual cleanup on audio content.
- Ondersteuning voor meerdere talen: Altered supports speech to text transcription and translation in 75+ languages. This makes it useful for dubbing and global audio content.

What Our Team Noticed
Our writer signed up for Altered Studio and spent several days exploring its voice editing features. Here’s what stood out:

Altered Pros & Cons
✅ Pros
- Speech-to-speech voice morphing preserves original delivery and timing
- Real-time voice changer works for live calls and gaming
- 14 speaking styles from whisper to shout for flexible voice performances
- AI voice cleaner removes background noise and mouth clicks automatically
- Transcription and translation in 75+ languages
❌ Cons
- Creator plan starts at $30/month — much higher than competitors
- No emotion recognition or emotional AI capabilities
- Free plan is very limited in features
- Only 3 pricing tiers with no mid-range option
Functievergelijking
Let’s compare Altered vs Hume AI across 8 key features.
This breakdown helps you see which platform fits your workflow.
| Functie | Hume AI | Gewijzigd |
|---|---|---|
| Startprijs | $3 per maand | $30/maand |
| Gratis plan | ✅ | ✅ |
| Stemvervorming | ❌ | ✅ |
| Emotion Recognition | ✅ | ❌ |
| Tekst naar spraak | ✅ | ✅ |
| Stemklonen | ✅ | ✅ |
| Real-Time Voice Changer | ❌ | ✅ |
| Multimodal Analysis | ✅ | ❌ |
| Het beste voor | Emotional AI-apps | Media production |
1. Tekst-naar-spraak
Hume AI: Hume AI’s Octave TTS focuses on capturing subtle cues in language to create human-like voices. The engine understands context and predicts emotions, cadence, and vocal nuances. It supports 11 languages with natural accent prediction.

Gewijzigd: Altered Studio’s text to speech supports 70+ languages via major AI voice providers. It offers 14 speaking styles from whispering to shouting. The platform also includes portfolio TTS voices for quick voiceover work.

2. Stemkloningstechnologie
Hume AI: Hume AI offers instant voice cloning with just a 15-second audio sample. Cloned voices work across all 11 supported languages. The free plan includes unlimited voice cloning, which is rare at this price.
Gewijzigd: Altered’s voice cloning technology creates rapid voice clones of your vocal identity. The AI voice cloning feature is available on the Creator plan and above. You can build custom voice models for repeated use across projects.

3. Emotion Recognition
Hume AI: This is where Hume AI stands apart. Its emotion recognition algorithms interpret subtle cues to detect a range of emotions. Hume AI can analyze tone pitch speed and pauses in voice. It also reads emotional indicators like smiling frowning and eyebrow movements in video. These are useful emotion recognition tools for understanding user emotions and emotional responses.

Gewijzigd: Altered does not include emotion recognition technology. It focuses on changing voice output, not analyzing emotional expressions. If you need to analyze user emotions or detect emotional nuances during a support call or detect emotional states, Altered is not the right tool.
⚠️ Warning: Hume AI’s emotion recognition works with audio, video, images, and text. Altered does not offer any form of multimodal emotion recognition. This is the biggest difference between the two platforms.
4. Voice Morphing
Hume AI: Hume AI does not offer voice morphing. It focuses on generating new voices from text, not transforming existing voice recordings. You cannot drive one voice with another person’s performance.
Gewijzigd: Voice morphing is Altered’s core feature. The speech-to-speech technology lets you record your voice and morph it into any character. It preserves your timing and emotional delivery while changing the vocal identity. This is voice puppeteering at its best.

5. Real-Time Voice Changer
Hume AI: Hume AI’s EVI handles real-time speech-to-speech conversations. But it focuses on empathetic interactions, not voice changing. You cannot use it to disguise or alter your voice during live calls.
Gewijzigd: Altered’s real-time voice changer works during voice chats and gaming sessions. It provides ultra-low latency morphing for live calls. The feature also includes effective noise cancellation for cleaner output.
6. Voice Editing Tools
Hume AI: Hume AI offers a TTS Creator Studio for developers to customize AI voices. You can adjust tone, personality, and emotion through text prompts. But it does not include a full audio editor for post-production work.

Gewijzigd: Altered Studio is a full online audio editor with lanes and region-level effects. The AI voice cleaner removes background noise automatically. The history editing feature lets you track and revert to previous versions of your audio project.

7. API and Developer Tools
Hume AI: Hume AI offers customizable API tools for developers. The Expression Measurement API uses a pay-as-you-go model. Developers can build emotionally aware apps for customer service, healthcare, and gaming.
Gewijzigd: Altered focuses on its desktop and web-based studio. It does not offer the same level of API access for developers. The platform is built more for content creators than for building AI-powered apps.
8. Pricing & Cost
Let’s compare the pricing plans side by side.
| Plan Level | Hume AI | Gewijzigd |
|---|---|---|
| Vrij | $0 (10,000 chars) | $0/month (limited) |
| Entry Paid | $3/month (Starter) | $30/month (Creator) |
| Mid-Tier | $14/month (Creator) | — |
| Professioneel | $70/month (Pro) | $90/month (Professional) |
| High Volume | $200/month (Scale) | — |
| Bedrijf | $500/month (Business) | — |
| Onderneming | Neem contact op met de verkoopafdeling. | Neem contact op met de verkoopafdeling. |
Hume AI: Hume AI has 7 pricing tiers. This gives you more flexibility to match your budget. The $3/month Starter plan is the cheapest entry point among AI voice tools. Character-based billing means you only pay for what you use.
Gewijzigd: Altered has only 3 pricing tiers. The jump from free to $30/month is steep. But the Creator plan includes voice cloning, morphing, and text to speech all in one. If you need professional voice production, the value per dollar is solid.
Different Scenarios
| If You Need… | Choose | Why |
|---|---|---|
| Tight budget | Hume AI | Paid plans from $3/month |
| Emotion detection | Hume AI | Only platform with multimodal emotion recognition |
| Voice morphing | Gewijzigd | Speech-to-speech morphing with 14 styles |
| Live voice changing | Gewijzigd | Real-time voice changer for calls and gaming |
| Ontwikkelaars-API | Hume AI | Pay-as-you-go API for custom apps |
| Audio post-production | Gewijzigd | Full voice editor with AI cleaning |
💰 Your Budget
Hume AI’s Starter plan costs $3/month. Altered’s cheapest paid plan is $30/month. If budget matters most, Hume AI gives you more options to start small.
🔌 Your Tech Stack
Hume AI works through APIs for developers building emotional AI apps. Altered runs as a desktop and web app for content creators. Pick based on whether you code or create content.
🎙️ Your Audio Workflow
Altered is built for audio storytelling and media production. Hume AI is built for understanding how people feel. If you need to edit and transform voice recordings, Altered is the better fit.
🎓 Your Experience Level
Altered Studio has a user-friendly interface for voice creators. Hume AI has a steep learning curve for beginners due to its advanced voice AI technology. Beginners may find Altered easier to get started with.
🆓 Free Trials and Demos
Both tools offer free plans. Hume AI’s free plan includes unlimited voice cloning. Altered’s free plan lets you test voice morphing with limited features.
🛟 Support Options
Hume AI offers dedicated Slack support on higher tiers. Altered provides support for Professional and Enterprise users. Both have documentation available for self-service help.
Switching Guide
Already using one of these tools? Here’s what to expect if you switch.
🔄 Switching from Hume AI to Altered?
✅ What you’ll gain:
- Speech-to-speech voice morphing to transform your recordings
- Real-time voice changer for live calls and gaming
- Full audio editor with AI voice cleaner and history editing
❌ What you’ll lose:
- Emotion recognition through voice, facial expressions, and text
- Expression Measurement API for custom emotional AI apps
- Low entry pricing ($3/month vs $30/month)
📋 How to switch:
- Export any saved voice models or audio from Hume AI
- Create an Altered Studio account and sign up for the free trial
- Upload your voice recordings and start morphing in Altered Studio
🔄 Switching from Altered to Hume AI?
✅ What you’ll gain:
- Multimodal emotion recognition across voice, video, and text
- Context-aware TTS that understands meaning and adjusts delivery
- Lower pricing with more flexible tiers starting at $3/month
❌ What you’ll lose:
- Voice morphing and voice puppeteering features
- Real-time voice changer for gaming and live calls
- Full audio editor with background noise removal
📋 How to switch:
- Download your completed audio projects from Altered Studio
- Create a Hume AI account and start with the free plan
- Set up your voice models using Hume AI’s Creator Studio
What Our Review Didn’t Cover
This comparison focused on individual creators and small teams. We didn’t test enterprise-level compliance features like HIPAA or SOC 2. Our observations are based on the April 2026 versions of both platforms. If you need to process thousands of audio files daily, scalability might present challenges at very high volumes. We also didn’t explore how Hume AI handles videos and digital twins or video content at scale. If you want to explore Hume AI and explore its full API capabilities, start with the free plan first.
Eindconclusie
| Categorie | Winnaar |
|---|---|
| 💰 Pricing | Hume AI |
| 🎙️ Text to Speech | Hume AI |
| 🔊 Voice Morphing | Gewijzigd |
| 🧠 Emotion Recognition | Hume AI |
| ⚡ Real-Time Voice Changing | Gewijzigd |
| 🔌 API & Developer Tools | Hume AI |
| 🎛️ Voice Editing | Gewijzigd |
| 🏆 Overall Winner | Hume AI |
🏆 WINNER: Hume AI
Hume AI wins 4 out of 7 categories.
Best for: Emotional AI apps, customer service automatisering, healthcare voice analysis, and developers building emotionally aware products
Hume AI and Altered are two very different voice AI-tools. Hume AI is a new AI with emotional intelligence built to understand human emotion through voice facial expressions and text. Altered is built to transform your voice into different characters for media production.
Altered is excellent for voice creators who need voice morphing and a real time voice changer. If you work in audio storytelling, podcasts, or game development, Altered gives you tools that Hume AI simply does not offer.
However, if you need emotional intelligence in your AI, Hume AI is the better choice. The best Hume AI alternative for emotion detection does not exist yet. It reads human emotions, creates empathetic interactions, and costs less to get started. For a deeper Hume AI review, check our full review page. For Hume AI review alternatives in 2025 and AI review alternatives 2025, see our alternatives page.
More of Hume AI Compared
Here’s how Hume AI stacks up against other competitors:
Hume AI wins on: Emotion recognition across voice and video, lower overage rates at scale, built-in empathetic interactions for customer service
ElevenLabs wins on: More realistic-sounding voices overall, support for 29+ languages, faster audio generation speed
Hume AI vs Play.ht
Hume AI wins on: Context-aware emotional delivery in TTS, Expression Measurement API for analyzing user emotions, multimodal analysis of voice and facial expressions
Play.ht wins on: Larger library of pre-built voices, simpler interface for quick voiceover work, easier setup for non-technical users
Hume AI wins on: Emotional intelligence built into voice generation, pay-as-you-go API pricing for developers, real-time empathic voice conversations through EVI
Murf AI wins on: More straightforward pricing without overage fees, built-in video-editor for voiceover projects, wider selection of studio-quality voices
Hume AI versus Speechify
Hume AI wins on: Detecting emotional responses in real time, developer-focused API with custom voice personas, understanding context to adjust vocal tone automatically
Speechify wins on: Browser-based text-to-speech reader for everyday use, broader consumer market reach, simpler mobile app experience
More of Altered Compared
Here’s how Altered stacks up against other competitors:
Altered wins on: Speech-to-speech voice morphing that preserves performance, real-time voice changer for gaming and live calls, built-in AI voice cleaner and audio editor
ElevenLabs wins on: More natural-sounding TTS voices in 29+ languages, larger user base and community, lower entry-level pricing
Altered vs Beschrijving
Altered wins on: Multiple voice morphing into different characters from one recording, 14 speaking styles for flexible voice performances, dedicated voice puppeteering workflow
Descript wins on: Full video and podcast editing suite beyond just voice, text-based audio editing for faster corrections, collaborative team editing features
Altered wins on: Voice morphing that lets you drive characters with your own performance, real-time voice changing for live sessions, 75+ language transcription and translation
Murf AI wins on: Simpler flat-rate pricing without complexity, built-in video editor for voiceover syncing, easier learning curve for beginners
Altered vs Lovo
Altered wins on: Voice-to-voice morphing across accents and characters, desktop app with local processing for privacy, history editing to revert audio project versions
Lovo wins on: AI art and video generation alongside voice, more affordable starter pricing, larger default voice library
Veelgestelde vragen
What is Hume AI used for?
Hume AI analyzes human emotion through voice facial expressions and text. Hume AI can analyze a customer’s tone of voice during a support call or detect emotional nuances. It’s used in industries including customer service healthcare and market research. The emotion recognition technology provides insights for better customer interactions.
Is Altered AI free?
Yes, Altered offers a free plan with limited features. You can test voice morphing and basic editing. For AI voice cloning and all speaking styles, you need the Creator plan at $30/month. Altered Studio is designed to make audio production accessible.
Who is the CEO of Hume AI?
The CEO of Hume AI was originally Dr. Alan Cowen, a cognitive scientist. As of vroeg 2026, Andrew Ettinger serves as CEO after Cowen joined Google DeepMind through a licensing agreement. Cowen founded Hume AI to create AI that responds to human emotion.
What is the most realistic AI voice changer?
Altered Studio is a strong option for realistic voice changing with its multiple voice AI technologies. Its speech-to-speech morphing preserves your original delivery while transforming the voice. For emotionally aware voices, Hume AI’s Octave TTS creates natural-sounding speech with context awareness. Hume AI to detect feelings in voice makes its output sound more human.
Which AI is best for emotional intelligence?
Hume AI is the first emotional AI platform built to read and respond to human emotion. Hume’s AI algorithms use voice video and text to analyze a customer’s tone and pitch speed and pauses. Recognition algorithms interpret subtle emotional cues that other tools miss. It also enables emotionally aware video generation for customer service teams.













