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Flux Kontext vs Picasso - App Store Screenshot Tool

Picasso creates app store screenshots, whereas Flux Kontext provides general image creation and editing via text prompts.

Side by side

What it is
Flux Kontext:Flux Kontext is a web workspace for AI text-based image generation, multi-reference creation, and image editing using FLUX models.
Picasso - App Store Screenshot Tool:Picasso generates App Store screenshots with device frames, localization and bulk import for iOS, iPadOS and macOS.
Best for
Flux Kontext:Context-aware AI image generation and editing
Picasso - App Store Screenshot Tool:Quick, localized App Store screenshots
Who it’s for
Flux Kontext:Designers, marketers, and developers who need quick AI-generated visuals without installing software.
Picasso - App Store Screenshot Tool:iOS/macOS developers who need fast, polished App Store screenshots.
Pricing
Flux Kontext:Freemium
Picasso - App Store Screenshot Tool:Free
Plans
Flux Kontext:Starter $7.49/month per month (billed annually) · Pro $14.99/month per month (billed annually) · Business $39.99/month per month (billed annually)
Picasso - App Store Screenshot Tool:—
Open source
Flux Kontext:Yes, 6 GitHub stars
Picasso - App Store Screenshot Tool:—
Works with
Flux Kontext:—
Picasso - App Store Screenshot Tool:Fastlane, App Store Connect
DevHunt upvotes
Flux Kontext:6
Picasso - App Store Screenshot Tool:29
Launched on DevHunt
Flux Kontext:May 2026
Picasso - App Store Screenshot Tool:Feb 2024

Flux Kontext features

  • Text-to-image generation. Create product scenes, social media visuals, and illustrations from natural-language prompts.
  • Multi-reference creation. Combine uploaded reference images to control character consistency, lighting, and style.
  • AI image editing. Upload an image and describe changes to modify background, outfits, or scene elements.
  • Credit-based model selection. Choose FLUX.2 Pro, Max, Flex, or Klein models and see credit cost before generation.
  • Free tier with watermark. Generate or edit one image using the free Klein model without signing in, limited to 1 MP and watermarked.
  • Commercial rights. All credit-based generations include full commercial usage rights and no watermarks.

Picasso - App Store Screenshot Tool features

  • Automatic device frames. Detects screenshot size and applies the correct Apple device frame.
  • Bulk import from Fastlane. Import many screenshots at once using Fastlane output.
  • Localization support. Generate screenshots in any language from an .xcstrings file.
  • Direct upload to App Store Connect. Uploads screenshots per locale and display type automatically.
  • Template library. Start with beautiful pre-made templates for all Apple platforms.
  • Multi-device editing. Span items across multiple screenshots and export organized files.

Based on each tool's website and DevHunt data. Details may change; check the official sites.