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Capsule vs Stable Diffusion

Capsule logo

Capsule

Software

Visual CRM for small teams

From
$19/month
Rated
-
Full reviewWebsite
Stable Diffusion logo

Stable Diffusion

Software

Open-source AI image generation

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Stable Diffusion has a free tier, so it costs nothing to try first.
  • Each has a real cost: Capsule the free plan is capped at 2 users, 250 contacts, 5 custom fields and a single pipeline; Stable Diffusion generated images have lower resolution and quality at non-standard dimensions
  • They diverge on capability: Capsule covers Contact management, Stable Diffusion covers Text-to-image.

Where they differ

Only the attributes on which Capsule and Stable Diffusion actually diverge.

Attributes where Capsule and Stable Diffusion differ
AttributeCapsuleStable Diffusion
Starting price$19/monthFree
Pricing modelsubscriptionUnknown
Free tierNoYes
PlatformsWeb, Ios, AndroidWeb, Local (GPU-based), Cloud APIs
Founded20082019

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 Capsule

  • Contact management
  • Deal tracking
  • Task management
  • Email sync
  • Activity timeline
  • Slack
  • Zapier
  • Google Apps

Only in Stable Diffusion

  • Text-to-image
  • Image-to-image
  • Inpainting
  • LoRA support
  • ComfyUI
  • Automatic1111
  • Multiple UIs
  • Local support

Both cover

  • Web support

What people use each for

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

Capsule

  • Simple contact and pipeline CRM for a small teamnot Stable Diffusion
  • Tracking deals and follow-up tasksnot Stable Diffusion
  • Linking emails and notes to contact recordsnot Stable Diffusion
  • Multiple sales pipelines on the paid tiersnot Stable Diffusion

Stable Diffusion

  • ai tools managementnot Capsule
  • Workflow automationnot Capsule
  • Reportingnot Capsule

Where each one falls short

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

Capsule

  • The free plan is capped at 2 users, 250 contacts, 5 custom fields and a single pipeline
  • Contact ceilings gate every tier, from 30,000 on Starter to 120,000 on Advanced
  • Per-user prices are not shown as figures on the pricing page, only as tier names
  • Ultimate is quote-only

Stable Diffusion

  • Generated images have lower resolution and quality at non-standard dimensions
  • Struggles with complex multi-object prompts and text generation
  • Poor rendering of human hands, limbs, and faces due to training data limitations
  • Trained primarily on English-language descriptions, reinforcing Western cultural bias
  • Requires significant GPU computational resources for local deployment

Pricing, plan by plan

Capsule

$19/month
  • Starter$19/month
    • Contact management
    • Task tracking
  • Professional$39/month
    • Everything in Starter
    • Pipeline management
    • Reporting
  • Enterprise$99/month
    • Everything in Professional
    • Custom fields
    • API access

Stable Diffusion

Free

No published plan breakdown. See the Stable Diffusion review.

Which should you pick?

Choose Capsule if

  • You need contact management.
  • You work on Web, Ios, Android.
  • You also want deal tracking.
Capsule review

Choose Stable Diffusion if

  • You need text-to-image.
  • You want to start without paying.
  • You work on Web, Local (GPU-based), Cloud APIs.
  • You also want image-to-image.
Stable Diffusion review

Questions people ask

Is Capsule or Stable Diffusion better?
Neither clearly leads. Capsule starts at $19/month and Stable Diffusion at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Capsule or Stable Diffusion?
Stable Diffusion has a free tier; the other does not. Paid plans start at $19/month for Capsule and Free for Stable Diffusion.
Does Capsule or Stable Diffusion run on more platforms?
Capsule runs on Web, Ios, Android. Stable Diffusion runs on Web, Local (GPU-based), Cloud APIs.
Can I use Stable Diffusion for free?
Yes. Stable Diffusion has a free tier, so you can try it without paying. Capsule starts at $19/month.
What is Capsule best used for?
Capsule is most often used for simple contact and pipeline crm for a small team, tracking deals and follow-up tasks, linking emails and notes to contact records, multiple sales pipelines on the paid tiers. Of those, simple contact and pipeline crm for a small team and tracking deals and follow-up tasks are not what Stable Diffusion is typically brought in for.
What can Capsule do that Stable Diffusion cannot?
Capsule covers Contact management, Deal tracking, Task management, Email sync. Stable Diffusion covers Text-to-image, Image-to-image, Inpainting, LoRA support. Both handle Web support.

Answered from the vendors’ own pages

Stable Diffusion: Is Stable Diffusion truly free and open-source?

Yes. Stable Diffusion is released under the CreativeML Open RAIL-M license, allowing free use for both commercial and non-commercial purposes, and the code is open-source on GitHub.

Source
Stable Diffusion: Can I use Stable Diffusion commercially for free?

Yes, if your organization has less than $1M annual revenue. Organizations exceeding $1M annually must obtain an Enterprise License from Stability AI.

Source
Stable Diffusion: What are Stable Diffusion's image resolution limitations?

The base model was trained on 512x512 pixel images, and image quality degrades noticeably when deviating from this resolution. Newer models like SDXL support higher resolutions.

Source
Stable Diffusion: Can I run Stable Diffusion locally on my computer?

Yes. Stable Diffusion is open-source and can run locally on compatible hardware, though it requires a GPU for reasonable performance.

Source
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