• Free basic plan with the bubble.io domain, Bubble branding, limited data storage
• $25/month - $115/month for custom domains and no branding, scheduled workflows, dev versions, and additional data storage

• Free plan with editor mode only and up to 5 modules
• $10/month - $50/month per user enables user mode (people can use your app without the ability to edit your set up), version history, more modules, and more advanced features

• Powerful web app builder
• Can build just about any type of web app
• Can integrate APIs
• Lots of templates
• Active community

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• Build internal apps connected to your company's data
• Supports data from just about every database and data source
• Lots of templates and components
• Display, filter, and edit your company's data directly from retool
• Allows businesses to create custom dashboards without developer resources

• More difficult to create your app's design than other tools. However, as of November 2021, Bubble released a new responsive designer, which makes designing easier than in the past.
• Published apps can be slightly slow

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• Somewhat high learning curve

• Complex web apps - just about anything can be built
• Apps that connect to APIs
• Apps that scale

• Internal dashboards
• Internal apps for your business such as a refund management system, data visualization, inventory management, content scheduler, promo code manager and more

• Native mobile apps

• Customer-facing apps (Retool apps are meant to be used internally)