Best for
Best for non-technical founders who want the fastest path from prompt to a working app.
- Freelancers
- Small and mid-sized
No tools match
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AI App Builders Comparison
At a glance
Best for
Best for non-technical founders who want the fastest path from prompt to a working app.
Best for
Best for teams building client portals and internal tools on top of existing data without writing code.
Cataleo does not name a winner. Both statements come from the vendors themselves.
| Criterion | Base44 | Softr |
|---|---|---|
| Starting price | lower value Free tier; paid from $16 / month Prices are the annual-billing rate, monthly billing costs more. Plans are metered in message and integration credits. | Free; paid plans from $19 / month Rates on annual billing: Basic $19, Pro $99 and Business $329 per month, Enterprise on request. Nonprofit and educational organizations get 50 percent off. |
| Free trial | Free tier | Free plan |
| Commercial use | Yes | Not stated |
| Output | Working app with database, auth and hosting handled automatically | Business web apps and portals (PWA for mobile) |
| What it generates | Full-stack web apps, plus websites and AI agents, from a chat brief | Business apps: client portals, internal tools, CRMs, dashboards, intranets and inventory systems |
| Stack and frameworks | React with React Router, Vite, Tailwind CSS and shadcn/ui; serverless backend functions on the Deno runtime | No-code, block-based builder with no generated code to manage |
| Auth and database | Yes, a managed NoSQL database and built-in user authentication | Native database or 15+ external sources (Airtable, Google Sheets, Notion, PostgreSQL, MySQL, Supabase, HubSpot); email/password, magic link, Google and SSO login with user groups and permissions |
| Hosting and deploy | Yes, built-in hosting; publishes to a Base44 address or a connected custom domain | Published to a Softr URL or a custom domain, with SOC 2 Type II and GDPR compliance |
| Payments | Yes, Stripe set up from the AI chat: cards, Apple Pay, Google Pay and multiple currencies | Stripe, to sell digital products and sync purchase data |
| Access to the code | Yes, editable in the Code tab, two-way GitHub sync, and a CLI eject into a standalone local project | No code access, visual editing and vibe coding only |
| Deployment | Cloud (SaaS), Browser-based | Cloud (SaaS), Browser-based |
| Support | more entries Email helpdesk, Community forum | Community forum |
| Onboarding | Documentation and knowledge base | Documentation and knowledge base |
| Company size | Freelancers, Small and mid-sized | more entries Freelancers, Small and mid-sized, Enterprise |
| Integrations | Stripe, Google Calendar, Gmail, Slack, Notion, HubSpot, Salesforce, GitHub | more entries Airtable, Google Sheets, Notion, PostgreSQL, MySQL, Supabase, HubSpot, monday.com, ClickUp, Xero, Stripe, Make, Zapier |
Adds a column to the table, from the tools in this category.
Row where the values differ The small markers point at the lower number, the longer list or the stated feature. They describe the data, they are not a verdict.
The short version
Every line is one datapoint from the table above, picked automatically. Nothing here is written text.
The trade-offs
Base44
Strengths
Limitations
Softr
Strengths
Limitations
Plans
Base44
Softr
What users say
Base44
No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.
Softr
No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.
Where this comes from
Base44 https://base44.com · no check date recorded yet
Softr https://www.softr.io · no check date recorded yet
This table lists factual criteria taken from information the vendors publish themselves. For how we put it together, see the methodology.