Marketing agencies

Best AI App Builder for Marketing Agencies (2026)

For marketing agencies in 2026, the best AI app builder depends on how you package and resell client work. This six-builder scorecard rates Totalum, Webflow, Bubble, Lovable, Bolt.new and Base44 on whitelabel readiness, code ownership, MCP and API automation, multi-client management, and per-client cost. Totalum leads on whitelabel and owned Next.js output, Webflow is the strongest runner-up for design-led campaign sites, and Bubble fits complex client portals; the right pick shifts by criterion.