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Software · head to head

Brain.fm vs HeyGen

Brain.fm logo

Brain.fm

Software

Scientifically-designed music to enhance focus and productivity

From
$14.99/month
Rated
-
Full reviewWebsite
HeyGen logo

HeyGen

Software

AI video generation with realistic avatars

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only HeyGen has a free tier, so it costs nothing to try first.
  • Each has a real cost: Brain.fm monthly plan at $14.99/month significantly more expensive per unit than annual plan ($8.33/month equivalent); HeyGen avatar movements feel unnatural in longer videos and repetitive with limited emotional expression, appearing stiff and robotic after 60 seconds
  • They diverge on capability: Brain.fm covers Neuroscience-designed music, HeyGen covers AI avatars.

Where they differ

Only the attributes on which Brain.fm and HeyGen actually diverge.

Attributes where Brain.fm and HeyGen differ
AttributeBrain.fmHeyGen
Starting price$14.99/monthFree
Pricing modelsubscriptionUnknown
Free tierNoYes
PlatformsWeb, iOS, Android, DesktopWeb
Founded20152020

Identical on both: user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Brain.fm

  • Neuroscience-designed music
  • Focus tracks
  • Relaxation tracks
  • Sleep tracks
  • Offline mode
  • Multiple genres
  • Cross-platform access
  • Ad-free experience

Only in HeyGen

  • AI avatars
  • Text-to-video
  • Voice cloning
  • Video translation
  • API access
  • Zapier
  • CRM integrations
  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Brain.fm

  • Knowledge workers requiring focus audio for deep work blocksnot HeyGen
  • ADHD individuals seeking neurologically-optimised audio for concentrationnot HeyGen
  • Students preparing for exams with learning and meditation supportnot HeyGen

HeyGen

  • ai tools managementnot Brain.fm
  • Workflow automationnot Brain.fm
  • Reportingnot Brain.fm

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Brain.fm

  • Monthly plan at $14.99/month significantly more expensive per unit than annual plan ($8.33/month equivalent)
  • ADHD mode available only with active subscription; no trial access to specialised features
  • No offline mode documented; requires internet connectivity for audio delivery
  • Content library composition not published (proprietary vs. licensed music distinction unclear)

HeyGen

  • Avatar movements feel unnatural in longer videos and repetitive with limited emotional expression, appearing stiff and robotic after 60 seconds
  • Cannot reliably choreograph natural interactions like walking through a room, using devices, or drinking from objects
  • Billing gap between marketed unlimited plans and actual credit consumption is highest complaint with lost credits on failed renders
  • Inconsistent lip sync and voice quality with slow processing and occasional moderation blocks without explanation
  • Customer support described as non-existent with no way to complain or reach a human representative

Pricing, plan by plan

Brain.fm

$14.99/month

No published plan breakdown. See the Brain.fm review.

HeyGen

Free
  • FreeFree
    • 3 videos
    • With watermark
  • Creator$29/month
    • Unlimited videos
    • 200 monthly credits
  • Pro$99/month
    • 2,000 credits
    • Advanced features

Which should you pick?

Choose Brain.fm if

  • You need neuroscience-designed music.
  • You work on Web, iOS, Android, Desktop.
  • You also want focus tracks.
Brain.fm review

Choose HeyGen if

  • You need ai avatars.
  • You want to start without paying.
  • You also want text-to-video.
HeyGen review

Questions people ask

Is Brain.fm or HeyGen better?
Neither clearly leads. Brain.fm starts at $14.99/month and HeyGen at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Brain.fm or HeyGen?
HeyGen has a free tier; the other does not. Paid plans start at $14.99/month for Brain.fm and Free for HeyGen.
Does Brain.fm or HeyGen run on more platforms?
Brain.fm runs on Web, iOS, Android, Desktop. HeyGen runs on Web.
Can I use HeyGen for free?
Yes. HeyGen has a free tier, so you can try it without paying. Brain.fm starts at $14.99/month.
What is Brain.fm best used for?
Brain.fm is most often used for knowledge workers requiring focus audio for deep work blocks, adhd individuals seeking neurologically-optimised audio for concentration, students preparing for exams with learning and meditation support. Of those, knowledge workers requiring focus audio for deep work blocks and adhd individuals seeking neurologically-optimised audio for concentration are not what HeyGen is typically brought in for.
What can Brain.fm do that HeyGen cannot?
Brain.fm covers Neuroscience-designed music, Focus tracks, Relaxation tracks, Sleep tracks. HeyGen covers AI avatars, Text-to-video, Voice cloning, Video translation.

Answered from the vendors’ own pages

HeyGen: What are HeyGen's pricing plans?

HeyGen offers Free ($0, 3 videos/month with watermark), Creator ($29/month, unlimited videos + 200 monthly credits), Pro ($99/month, more credits), Business ($149/month + $20/seat, 4K rendering), and custom Enterprise pricing.

Source
HeyGen: How does HeyGen's credit system work?

HeyGen uses a credit-based system where Avatar IV video costs 20 credits per minute, video translation costs 5-10 credits per minute. Creator includes 200 credits/month, Pro includes 2,000 credits/month, and Business shares 1,000 credits across the workspace.

Source
HeyGen: What is Digital Twin and how much does it cost?

Digital Twin creates a custom avatar from 2 minutes of recorded footage. Additional avatar slots beyond the default cost $29/month each.

Source
HeyGen: How many languages can HeyGen translate videos into?

HeyGen can translate videos into 175+ languages with AI lip sync, making it useful for global content distribution and localization.

Source
HeyGen: What do users say about HeyGen's ratings?

HeyGen has 4.8/5 on G2 across more than 1,000 reviews and 4.7/5 on Capterra across 313 verified reviews as of June 2026, with avatar quality scoring 9.2/10.

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Related pages

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