Manage development clients and projects in one place.
Lead to proposal, contract, project workspace, client messaging, invoicing, and Stripe payment the client-business path freelance developers actually run.
From proposal to payment.
Kwill is the client-business path for freelance developers: pipeline, proposal, contract, development project, messaging, files, invoice, and Stripe payment.
Pipeline
Track leads and deals through your sales stages.
Everything you need to run your dev studio.
From project proposals to contracts, milestone billing, and Stripe invoicing — all in one white-label client workspace.
Client Portal, Your Stack
A white-label dev workspace served from your own domain. Clients track progress, review milestones, and access shared docs — all without seeing any Kwill branding.
White-Label Dev Portal
A branded client workspace where clients track project progress and access deliverables.
- Custom portal domain with SSL (Studio and above)
- Project board & milestone tracking
- Zero "Powered by Kwill" marks (Studio and above)
Project Proposals
Present project scope, phases, and deliverables as line items clients review and approve online.
Interactive Project Proposals
Web-based proposals with line items clients accept online.
- Interactive web proposals
- Phase & deliverable breakdowns
Milestone Billing
Unlock project phases as milestones are completed. Clients see progress and payment schedules.
Milestone-Based Billing
Unlock phases and trigger invoices as milestones are delivered.
- Phase-based payment unlocks
- Auto-calculating totals
Service Agreements
Clients sign service agreements with one click. Legally binding with full audit trail.
E-Signatures & Agreements
Contract signing built into the proposal approval flow.
- Legally binding signatures
- Complete audit trail log
Project Workspace
Proposals, contracts, files, and invoices stay attached to each project workspace.
Project Workspace Hub
Organize client assets, milestones, and contracts in one workspace.
- Dedicated client workspaces
- Milestone progress tracking
Code & Asset Files
Share releases, documentation, and asset files from one secure workspace.
File Delivery & Downloads
Securely deliver release packages and documentation to clients.
- Versioned file sharing
- Organized release folders
Client Thread
Keep all client communication and project updates in one thread, tagged to the engagement.
Client Messaging
Consolidate client feedback and project updates in your inbox.
- Real-time client messaging
- Tagged to project history
Stripe Invoicing
Bill milestones or project fees. Clients pay via Stripe Payment Links while status updates in your portal.
Invoice
Stripe Link
Track Status
Stripe Payments & Invoicing
Direct Stripe integration with 0% Kwill application fees.
- Direct Stripe payment links
- Auto-syncing payment status
- Milestone & retainer billing
The same client workflow, whatever you ship.
Website work, software projects, retainers, and consulting all run on lead, proposal, contract, development project, client communication, files, invoice, and payment.
Website development
Scope the build in a proposal, sign the agreement, then invoice from the same client project.
Software projects
Keep the integration or product build in a project workspace with files, messages, and billing.
Freelance development
Move a lead through Pipeline, send the contract, and collect Stripe payment without a second tool.
Maintenance work
Bill ongoing support on a cadence with recurring invoices attached to the client relationship.
Technical consulting
Proposal, signed SOW, project thread, and invoice the same path as a build.
Look like an agency of ten, even if you're a team of one.
Free to start. Takes 5 minutes. Your brand, not ours — in any currency, from any country.