iStock Unlimited AI vs Grok AI Image Generator

Comparing the features of iStock Unlimited AI to Grok AI Image Generator

Feature
iStock Unlimited AI
Grok AI Image Generator

Capability Features

4K Image Quality
Ad-Free Experience (Pro)
Aspect Ratio Options
Background Remover
Commercial Usage Allowed
Commercial Use Safety
Content Not Added to Library
Creative Range Expansion
IllustrationsConceptual artFantasy-style images
Download Results
High Resolution Images
Image Upload
Improved Model via Bria
Legal Indemnification Per Image
$10,000
Lightning Fast Generation
Modify Existing iStock Images
No Installation Required
Prompt Blocking for Safety
Short Prompt Support
100 words
Supported AI Models
Grok 2.0Grok 3.0Grok 4.0Flux.1Aurora
Supported Modification Actions
Add or remove objectsExtendReplace backgroundRemove backgroundUpscale to 4K
Text-to-Image Generation
Trained Only on Licensed Content
Unlimited AI Generation
Unlimited Downloads
Unlimited Generation
Unlimited
Unlimited iStock Image Modifications
Upload Existing Photos for Modification
Versatile Style Handling
PhotorealisticAnimeWatercolorHalftone Pop ArtDigital PaintingConcept ArtRetroAbstract
Web-Based Platform

Integration Features

API/Plugin Integrations
No Integration Mentioned

Limitation Features

Background Removal
Cannot License Stock Images via AI Subscription
Daily Generation Limit
Generous daily limit
Legacy Plan Discontinued
Licensing Required for Modified Stock Images
No API Integration
No Credit Card Required
No Editorial Content
No File Format Options
No Mobile App
No Open Source
No Registration Required
No Usage Limits Stated

Other Features

Contributor Compensation

Pricing Features

Free Tier
Free Trial for Pro Features
Monthly Subscription
$14.99/month
No Free Tier