Comparison

Stable Diffusion vs Stable Diffusion AI 3.5 Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Stable Diffusion

Generate unique images from text prompts using AI. Create anime art, realistic photos, digital art, and more for social media, creative projects, or design materials. Offers unlimited access and 4K generation through in-app purchases.

Highlights
  • AI image generation from text
  • Multiple art styles (anime, realistic, digital)
  • Profile icon and avatar creation
  • Design material generation
  • Text to image conversion
  • 4K image generation (premium)
Features
Read full description

This app uses Stable Diffusion, an AI image generation model that can generate images from text. [What is image generation AI?] It is a technology in which AI automatically generates images from input text. The types of images that can be generated include anime art, realistic photos, color art, digital art, AI photos, and creative designs. Create your own unique images! [How to use Stable Diffusion] •⁠ ⁠Creating profile icons and avatars for social media •⁠ ⁠AI art generation and creative activities •⁠ ⁠Creating design materials and art photos •⁠ ⁠Text to image conversion for projects Stable Diffusion – AI Generator also offer In-App Purchases: Upgrade to unlock unlimited access, 4K image generation, and full access to all features. • Weekly plan: $4.99 • Yearly plan: $34.99 • No commitment — Cancel anytime. Privacy Policy: http://nexlyco.com/aiphoto/privacypolicy.html Terms of Use: http://nexlyco.com/aiphoto/termsofuse.html

About

Stable Diffusion AI 3.5 Pro

Features
Read full description

Stable Diffusion 3.5 Our most powerful image model yet. Stable Diffusion AI photo generator is your ultimate all-in-one generative AI workspace. Powered by advanced v3.5 diffusion architecture, this comprehensive studio seamlessly integrates a next-generation photo generator, professional image editor, 4K upscaler, 3D asset creator, and AI music lab. Move effortlessly from a raw idea to a polished masterpiece without ever switching tools. Describe your vision in natural language or upload a reference image to generate high-fidelity visuals across cinematic, anime, photorealistic, and illustration styles. Take absolute control of your creative workflow by seamlessly removing unwanted objects, expanding image borders with smart outpainting, or recovering lost details using the 4K enhancer. Beyond imagery, you can instantly turn concepts into fully textured, exportable 3D models or generate original audio tracks and music—all within a secure, private environment designed for maximum creative freedom. Privacy Policy: https://glayzerstudio.pro/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://glayzerstudio.pro/support

Screenshots

Stable Diffusion4 screens
Stable Diffusion AI 3.5 Pro4 screens

Verdict

The call

The clearest difference is update cadence: Stable Diffusion at weekly against Stable Diffusion AI 3.5 Pro's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Stable Diffusion sells 3 in-app purchases, starting at $5.99 per 7 days and Stable Diffusion AI 3.5 Pro sells 3 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Stable Diffusion ships an update weekly, Stable Diffusion AI 3.5 Pro fortnightly. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

Scorecard1 real difference · 7 level
Stable Diffusion versus Stable Diffusion AI 3.5 Pro: the parameters behind the verdict, then further details
ParameterStable DiffusionStable Diffusion AI 3.5 Pro
PriceFreeFree
Positive reviews23.5% of reviews—
Update frequencyWeekly — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better17.0
Further details — not scored
Size55 MB33 MB
Age rating4+12+
DeveloperOnur KaplanGlayzer LLC

In-app purchases

3 purchases

Stable Diffusion

Subscriptions2
  • Weekly Plan$5.997 Days
  • Yearly Plan$34.991 Year
One-time1
  • Lifetime Premium$99.99
3 purchases

Stable Diffusion AI 3.5 Pro

Subscriptions3
  • Weekly Pro Access$7.997 Days
  • Monthly Pro Access$19.991 Month
  • Yearly Pro Access$59.991 Year

Questions

Is Stable Diffusion free?
Stable Diffusion is free to download, with in-app purchases available.
Is Stable Diffusion AI 3.5 Pro free?
Stable Diffusion AI 3.5 Pro is free to download, with in-app purchases available.
Do Stable Diffusion or Stable Diffusion AI 3.5 Pro have ads?
Neither Stable Diffusion nor Stable Diffusion AI 3.5 Pro shows ads.
Which is updated more often, Stable Diffusion or Stable Diffusion AI 3.5 Pro?
Stable Diffusion ships an update weekly, and Stable Diffusion AI 3.5 Pro fortnightly. Most recently, Stable Diffusion was updated on September 24, 2026 and Stable Diffusion AI 3.5 Pro on September 18, 2026.

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