
Assembly
Builds production-ready apps for professional services firms with secure authentication.

What is Assembly?
Assembly is an AI App Builder tool that builds production-ready apps for professional services firms with secure authentication. Assembly is freemium: it has a free plan plus paid upgrades. It is available on Web App. It is aimed at professional services firms, developers and enterprise users.
Creates apps tailored for professional services firms, launching them as secure, authenticated, and production-ready. The platform supports full app development lifecycle from concept to deployment.
Built for professional services firms, developers and enterprise users.
Features
Production-Ready Apps
Delivers apps that are secure and authenticated for professional services firms.
Four-Step Development
Enables app creation from idea to working prototype in four steps.
Complete Platform
Offers a full platform beyond just an app builder.
Custom SSO
Allows clients to sign in with magic links or Google, with MFA support.
API Access
Provides public API for integration and customization.
Enterprise Features
Includes unlimited users, contacts, and apps for enterprise plans.
Data Security
Ensures no data is used for AI training or shared with third parties.
Authentication
Requires API key authentication for all requests.
Webhooks
Use cases
- Build secure, authenticated apps for professional services firms
- Develop production-ready applications with a four-step process
- Create custom SSO solutions for client authentication
Who it's for
- Professional Services Firms
- Developers
- Enterprise Users
Pros & cons
Pros
- Public API available
- Free plan available
- Enterprise plans with unlimited users and apps
- Data security and privacy measures in place
- Authentication via API key
Cons
No documented limitations yet.
Pricing
Freemium.
| Plan | Price |
|---|---|
| Free | Free |
| Starter | $2 |
| Professional | $9 |
| Advanced | $4 |
| Enterprise | Custom |
Developer & API
Public REST API available
- Authentication
- API Key
- Webhooks
- Supported
Security & compliance
- SOC 2
- HIPAA
- SSO
- Two-factor authentication
- Encryption
- Data deletion
As stated on Assembly's website — not independently verified by AiByts.
FAQ
What is Assembly?
Assembly is an AI App Builder tool that builds production-ready apps for professional services firms with secure authentication. Creates apps tailored for professional services firms, launching them as secure, authenticated, and production-ready. The platform supports full app development lifecycle from concept to deployment.
Is Assembly free?
Assembly has a free plan; advanced features require a paid plan.
How much does Assembly cost?
Assembly offers 5 plans: Free (Free), Starter ($2), Professional ($9), Advanced ($4) and Enterprise (Custom).
Does Assembly have an API?
Yes, Assembly offers a public REST API with webhooks for building custom integrations.
What platforms does Assembly support?
Assembly is available on Web App.
Who should use Assembly?
Assembly is built for professional services firms, developers and enterprise users. Common uses: build secure, authenticated apps for professional services firms, develop production-ready applications with a four-step process and create custom SSO solutions for client authentication.
What are the best alternatives to Assembly?
Similar tools on AiByts include Adalo, Agentset.ai, Bubble AI, Dify and Emergent.
Details are compiled from Assembly's website and public sources, last verified Oct 6, 2026. Features and pricing change — confirm on the official site before you buy.
Try Assembly
Freemium
Tags
- Production-Ready
- Secure Authentication
- Custom SSO
- Usage-Based Pricing
- Authentication
- Webhooks
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