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Make your app look professional with custom branding. Improve discoverability with built-in SEO tools. The Branding & SEO tab allows you to customize:
  1. Browser tab: Set your tab title and favicon
  2. Login & Authentication email branding: Customize login pages and transactional emails
  3. Social Media Previews: Control Open Graph images for social sharing
  4. Built with Hercules banner: Remove or keep the attribution banner

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Customize Browser tab

Customize how your app appears in browser tabs. Set your:
  • Tab title: The text shown in the browser tab
  • Favicon: The small icon next to the tab title
Browser tab customization

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Customize Login & Authentication email branding

Customize the look of your login pages and transactional emails. Your branding is applied to:
  • Login and signup pages
  • OTP verification emails
  • Password reset emails
Login and email branding

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Customize Social Media Previews (Open Graph Images)

Control the preview image that shows up when you share your app on social media like Instagram, Twitter/X, Facebook, Whatsapp, iMessage, and more. Set the:
  • Title: Headline when shared
  • Description: Summary text below the title
  • Image: Preview thumbnail
Social media preview settings

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Built with Hercules banner

Free plans show a small “Built with Hercules” banner on all published sites. You can hide this banner by upgrading to a paid plan.
Built with Hercules banner

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Customize the Theme

You can ask Hercules to customize your apps theme. However, you can also choose one of 20 preset themes. Themes customize:
  • Primary and accent colors
  • Light and dark mode options
  • Font choices
  • Button styles
Theme picker

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Improve SEO

Hercules handles the following automatically:
  • Mobile-friendly design
  • Fast page loads
  • Clean HTML structure
  • Sitemap generation
  • SSL encryption
To run a full audit, Ask Hercules
SEO improvement prompt
Do an SEO audit of my site. Give me all your suggestions on how to improve it in priority order