Best AI App Builders
These platforms help SMBs build AI-powered apps without custom development. Only tools with verified affiliate programs are listed.
Base44
AI-powered no-code platform for building custom business apps. Describe what you need in plain English and get a working app in hours. Acquired by Wix for $80M.
Best for: Internal tools, client portals, custom CRMs, ops dashboards
Pricing: Starting at $20/month
Vapi
AI voice agent platform for call handling, routing, and scheduling at SMB scale. Build phone automations without engineering overhead.
Best for: AI phone agents, call routing, appointment booking, lead qualification
Pricing: Usage-based
Which Should You Choose?
Choose Base44 if: You need custom internal tools, client portals, or ops dashboards. Best for replacing spreadsheets with real apps.
Choose Vapi if: You need AI to handle phone calls – appointment booking, lead qualification, customer support routing.
Buyer Guide
- For custom apps: Look for AI-assisted building, database flexibility, and code export options.
- For voice agents: Confirm integrations with your CRM or scheduling system, and test call flows thoroughly.
- Check pricing at your expected usage – both tools have usage-based components.
How We Evaluate
We assess time-to-value, automation depth, integrations, pricing transparency, and support. See our Editorial Policy.
FAQ
Do I need coding skills?
No. Base44 uses AI to generate apps from plain English descriptions. Vapi has a visual builder for call flows. Both are designed for non-technical users.
Are AI app builders reliable for production use?
Yes, but test thoroughly. Base44 is best for internal tools where you control the users. Vapi requires testing call flows and edge cases before handling customer calls.