Altered vs DupDub (2026): Pricing, Features & Which to Choose

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

Lower starting price
Not comparable
Not comparable: Altered does not list a price
Free plan
Tie
Neither has one
Higher rating
Altered
3.9 against 3.7
Same job?
Yes
Both are Audio tools

Side by side

Compared on	Altered	DupDub
Our rating	3.9Better	3.7
Starts at	Not listed	$11/mo
Free plan	No	No
Category	Audio	Audio
Plans	See pricing	From $11/mo
Key features	Speech-to-speech voice morphing for post-production (Studio) Low-latency real-time voice transformation for calls and games Euphonia: voice restoration mode for dysphonia support Accent Translation for call centers Preserves original tempo and inflection during transformation	Text to speech with 700+ voices in 90+ languages and accents AI avatars from a photo, plus instant cloned avatars Voice cloning across languages Video translation and localisation with optional lip sync AI transcription, subtitles and GPT-based writing
Pros	Genuine assistive-technology mode (Euphonia) alongside the entertainment features Preserves natural tempo and inflection, not just pitch-shifted output Covers both post-production editing and live real-time use in one company	A wide range of audio, video and text tools in one credit pool A commercial licence is included on paid plans A 3-day trial that needs no card
Cons	Real-time voice changing raises identity-transparency considerations on calls Specific pricing wasn't listed on the page checked Real-Time Pro requires a download, not fully browser-based	Voice and avatar cloning rest on a policy statement rather than a described consent check Credit accounting is complex, and the trial is only 5 credits for 3 days Monthly billing costs more than the annual rates shown
Company	Altered	Mobvoi (DupDub)

Prices come from each vendor's pricing page, last checked 20260922. Check the vendor before you buy.

FAQ

Questions people ask

Is Altered better than DupDub?

In our reviews Altered scores 3.9 and DupDub scores 3.7. The better pick depends on the job. Altered: Real-time voice morphing for calls and games, plus studio-grade speech-to-speech editing for post-production - including Euphonia, a voice-restoration mode for dysphonia support. DupDub: AI voice, avatar and video platform with text to speech, voice cloning, video translation and transcription on credit plans.

Which is cheaper, Altered or DupDub?

Altered: see pricing. DupDub: from $11/mo.

Do Altered and DupDub have free plans?

Neither lists a free plan.

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DupDub compared with

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