Builder.ai
by Engineer.ai Global Limited
Builder.ai was a software-development platform that combined reusable components, automation, and human developers to build mobile and web applications. The company entered insolvency proceedings in 2025 after lender action.
Reason for Shutdown
Builder.ai announced insolvency proceedings in May 2025, and its UK parent, Engineer.ai Global Limited, entered administration. Its former homepage is no longer operating as the prior app-building service.
🩺 Health Signals
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- Confidence
- 98%
- Domain expires
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📅 Timeline
Company founded
Sachin Dev Duggal and Saurabh Dhoot founded the business as Engineer.ai; the exact day is not consistently documented, so January 1 is used only as a year-level placeholder.
Engineer.ai becomes Builder.ai
The company adopted the Builder.ai name as it expanded its managed, AI-assisted application-development platform; the exact rebrand date is not consistently reported.
Raises $100 million Series C
Builder.ai announced a $100 million Series C led by Insight Partners, with participation from existing investors including Jungle Ventures and IFC.
Raises more than $250 million in Series D
Builder.ai announced a Series D of over $250 million led by Qatar Investment Authority, bringing reported total funding to more than $450 million.
Announces insolvency proceedings
Builder.ai said it would enter insolvency proceedings after a creditor seized most of its cash, leaving the company unable to continue operations.
UK parent enters administration
Engineer.ai Global Limited entered administration in the United Kingdom, formalizing the collapse of Builder.ai's parent company.
🔄 Alternatives to Builder.ai
Glide
🟢ActiveGlide is a no-code platform for building business applications from spreadsheets, databases, and other data sources. It offers workflows, integrations, templates, and AI features for generating content and automating tasks.
Bubble
🟢ActiveBubble is a visual development platform for building and hosting web applications without conventional coding. It combines a visual editor, workflows, databases, integrations, and AI-assisted app-generation features.
Appy Pie AI App Generator
🟢ActiveA no-code service from Appy Pie that turns text descriptions into an initial mobile app structure, then lets users customize features, design, and content before publishing through Appy Pie’s platform.
Softr
🟢ActiveSoftr is a no-code platform for building internal tools, portals, websites, and business apps from connected data sources. It includes templates, user permissions, workflows, integrations, and AI-assisted app generation.
❓ Frequently Asked Questions
What was Builder.ai?
Builder.ai was an AI-assisted software-development platform for creating mobile and web applications. It combined reusable software components and automation with project managers, designers, and human developers rather than functioning as a purely self-service no-code tool.
Is Builder.ai still operating?
No. Builder.ai announced insolvency proceedings in May 2025 after a creditor seized most of its cash. Its UK parent, Engineer.ai Global Limited, subsequently entered administration.
Why did Builder.ai shut down?
Builder.ai said lender action left it unable to continue operating. Subsequent reporting also described scrutiny of its revenue reporting, financial position, and claims about the degree of automation behind its services.
Was Builder.ai really powered by artificial intelligence?
Builder.ai used automation and marketed an AI assistant called Natasha, but human staff and external developers remained central to delivery. Reporting questioned whether its technology and automation matched the company's public claims.
What are the best Builder.ai alternatives?
Living alternatives in this catalogue include Bubble for visual web-app development, Glide for data-backed business apps, Softr for portals and internal tools, and Appy Pie AI App Generator for guided app creation.