Softwr

AI · head to head

Adobe Firefly vs Weka

Adobe Firefly logo

Adobe Firefly

AI

Adobe's generative AI suite for images, video, audio and vector content

From
Free
Free plan
Yes
Full reviewWebsite
Weka logo

Weka

Machine Learning

Collection of machine learning algorithms

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Adobe Firefly video generation is limited to short five-second clips on lower tiers.; Weka the package management system needs an internet connection to download and install packages, so an air-gapped install gets only the core distribution
  • They diverge on capability: Adobe Firefly covers Text to Image, Weka covers Classification.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Adobe Firefly and Weka actually diverge.

Attributes where Adobe Firefly and Weka differ
AttributeAdobe FireflyWeka
Pricing modelfreemiumopen-source
Platformsweb, windows, mac, ios, androidLinux, Mac, Windows
CategoryAIMachine Learning
Founded19821993

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

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 Adobe Firefly

  • Text to Image
  • Generate Video
  • Generative Fill
  • Text Effects and Vector Generation
  • Creative Cloud Integration
  • Content Credentials
  • Generative Fill for Video
  • Credit-based usage tracking

Only in Weka

  • Classification
  • Regression
  • Clustering
  • Association rules
  • Feature selection
  • Java
  • R
  • Python

What people use each for

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

Adobe Firefly

  • Generating stock-style images for marketingnot Weka
  • Extending or filling photos in Photoshopnot Weka
  • Producing short AI video clipsnot Weka
  • Creating vector art and text effectsnot Weka
  • Embedding AI generation into existing Creative Cloud workflowsnot Weka

Weka

  • Teaching and exploring classic machine learning algorithms through a GUInot Adobe Firefly
  • Running data mining experiments and preprocessing without writing codenot Adobe Firefly

Where each one falls short

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

Adobe Firefly

  • Video generation is limited to short five-second clips on lower tiers.
  • Full feature access requires a separate Creative Cloud app subscription for editing.
  • Credit system can be consumed quickly by video and higher-resolution generations.
  • Image quality and prompt adherence trail some standalone competitors like Midjourney.

Weka

  • The package management system needs an internet connection to download and install packages, so an air-gapped install gets only the core distribution
  • Weka is split into a stable 3.8 branch that receives only bug fixes and compatibility-safe upgrades and a 3.9 development branch that may receive features that break compatibility
  • Weka requires a 64-bit Java VM; the bundled installers ship Bellsoft OpenJDK 25 per platform and architecture

Pricing, plan by plan

Adobe Firefly

Free
  • FreeFree
    • Daily generative credits
    • Access to core image, video and audio generation
    • Standard-quality outputs
  • Standard$9.99/month
    • 2,000 credits per month
    • Priority generation
  • Pro$19.99/month
    • 4,000 credits per month
    • Up to 40 five-second videos
    • Adobe Express Premium and Photoshop web/mobile included
  • Premium$199.99/month
    • 50,000 credits per month
    • Unlimited access to the Firefly video model in Generate Video

Weka

Free
  • Open SourceFree
    • All ML algorithms
    • GUI and CLI
    • Java API

Which should you pick?

Choose Adobe Firefly if

  • You need text to image.
  • You want to start without paying.
  • You work on web, windows, mac, ios, android.
  • You also want generate video.
Adobe Firefly review

Choose Weka if

  • You need classification.
  • You want to start without paying.
  • You work on Linux, Mac, Windows.
  • You also want regression.
Weka review

Questions people ask

Is Adobe Firefly or Weka better?
Neither clearly leads. Adobe Firefly starts at Free and Weka at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Adobe Firefly or Weka?
Adobe Firefly starts at Free and Weka at Free.
Does Adobe Firefly or Weka run on more platforms?
Adobe Firefly runs on web, windows, mac, ios, android. Weka runs on Linux, Mac, Windows.
Can I use Adobe Firefly for free?
Both have a free tier, so you can try either at no cost before committing.
What is Adobe Firefly best used for?
Adobe Firefly is most often used for generating stock-style images for marketing, extending or filling photos in photoshop, producing short ai video clips, creating vector art and text effects. Of those, generating stock-style images for marketing and extending or filling photos in photoshop are not what Weka is typically brought in for.
What can Adobe Firefly do that Weka cannot?
Adobe Firefly covers Text to Image, Generate Video, Generative Fill, Text Effects and Vector Generation. Weka covers Classification, Regression, Clustering, Association rules.

Answered from the vendors’ own pages

Adobe Firefly: Is Adobe Firefly free or is there a subscription cost?

The product page does not disclose pricing or subscription details. It describes Firefly as 'Your all-in-one AI creative studio' with 30+ AI models, but actual pricing information is not available on this page.

Source
Weka: What is the cost of Weka software?

Weka is provided at no cost as open-source software released under the GNU General Public License, making it freely available for download and use.

Source
Adobe Firefly: Can I use Firefly for commercial projects?

The page does not specify whether commercial use is permitted or if there are different terms for commercial vs. personal use.

Source
Weka: Are there commercial licensing options available?

Yes, the project offers information about commercial licenses for organizations requiring non-GPL terms, which can be found in their commercial applications documentation.

Source
Adobe Firefly: Are there usage limits on the free or trial version?

The page does not disclose trial duration, usage limits, or feature restrictions. You would need to visit additional pages on Adobe's website or contact their sales team for this information.

Source
Weka: What support resources are available to users?

Multiple support avenues exist including comprehensive documentation, frequently asked questions, dedicated help resources, and access to courses for learning the platform.

Source
Weka: Is source code access provided?

Yes, developers have full access to source code through the Git repository, along with development documentation and code credits for contributors.

Source
Share

Related pages

More on Adobe Firefly

More on Weka

Keep looking

Other head to heads