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Stop Billing for less than you deliver

Agencies run on time and expertise. But when time tracking, project management, and invoicing live in separate tools, revenue leaks between every handoff. ZeyOS connects the entire project-to-payment cycle in one place.

Time tracked. Revenue captured.

Every minute logged on a task flows directly into your billing run. No manual exports, no forgotten hours.

Projects Connected to Clients

Every project is aware of its client, contract, and deal history. Context is always one click away - not buried in another tab.

Extendable via API

Build client portals, reporting dashboards, or custom integrations with ZeyOS's full REST API. No vendor lock-in.

Time Tracking that actually becomes Revenue

Most agencies lose 10–15% of billable hours simply because time isn't logged at the moment it happens - or because the data never makes it from the time tracker to the invoice. ZeyOS closes that gap by making time tracking, project tasks, and billing one connected flow.

One-Click Time LoggingStart timers directly from any task, ticket, or project. Billable vs. non-billable is set at the task level - never lost in a separate system.

Retainer & T&M TogetherRun fixed-fee retainers and time-and-materials projects side by side. Both billing models auto-populate your monthly invoice run.

Bulk Invoice GenerationClose the month and generate client invoices in one click. Approved timesheets become line items - no re-keying.

Approval WorkflowTeam leads review and approve logged time before it hits billing. Disputes caught before they reach the client.

Time entry #8821
● 2h 40m today

Project Management that knows the Business Context

Agency projects don't exist in isolation - they exist within client relationships, contracts, and budgets. Tools that treat projects as standalone entities force you to maintain context manually. ZeyOS makes every project aware of its business reality from day one.

Gantt & Kanban ViewsSwitch between timeline planning and sprint boards in the same system. Choose the view that fits the project - not the tool.

Budget vs. Actual at a GlanceSee spent hours against the project budget in real time. Catch scope creep before it becomes a client conversation.

Milestone-Triggered InvoicesLink invoice generation to project milestones. Bill automatically when delivery is confirmed - no manual prompting.

Resource SchedulingAssign team members based on availability and skills. Visualize team capacity across all active projects before committing to new ones.

Project #A-772
● Same data, either view
Gantt
Kanban
To do
In progress
Done

Know which Clients are profitable before the End of Quarter

Most agency principals discover a client is unprofitable after months of work. By then, the relationship is entrenched and margin is gone. ZeyOS surfaces profitability by client, project, and service line in real time - so you can have the right conversation at the right time.

Client Profitability DashboardRevenue, costs, and margin by client account - updated in real time as hours are logged and invoices are paid.

Multi-Currency SupportInvoice international clients in their currency. ZeyOS handles exchange rates and consolidates reporting in your base currency.

Automated Retainer RenewalSet renewal dates for recurring client agreements. ZeyOS sends reminders and generates new contract cycles without manual intervention.

Integrated Quote-to-ContractBuild proposals in ZeyOS , get digital approval, and convert accepted quotes into active projects - no data re-entry across tools.

Client profitability
● Updated live
Nordic Retail Group
38%
Bluepeak Legal
44%
Acme Logistics
12%

Digital Agency, 35 Staff

We replaced Jira, Harvest, and three different invoice tools with ZeyOS. The first full billing cycle we ran through the new system, we found over €8,000 in unbilled time that would have just disappeared. It paid for itself immediately.

Managing Director

Find out what your Agency is actually owed

Book a demo and we'll show you exactly how ZeyOS connects your project workflow to billing - using your own scenario as the walkthrough.

Book a Demo