Flat rate billing software

Bill a flat fee — and still know whether the project made money.

Keito tracks effort against each flat-rate engagement so teams keep the simple invoice the client wants while protecting margin behind it.

$49 USD
Flat team plan from
0
Per-seat billing surprises
14 days
Trial workspace
app.keito.ai / flat-rate

Margin review

Cedarline Agency

Flat-fee project margin

+18%

Active work

24

Reviewed

91%

Ready to bill

$18.4k

Time captured with context

flat rate billing software

Live

Billing review complete

Client and project checked

Done

Invoice evidence ready

Approved summary prepared

Next
01

Built around the work before the invoice

flat rate billing software needs more than a timer. The billing record has to keep client, project, approval, and invoice context together before the work reaches finance.

Capture the work while it is fresh

Record billable time by client, project, task, and person so the billing source of truth is created during delivery, not reconstructed at month end.

Review before anything reaches the client

Approve entries, expenses, and budget movement in one place so managers can catch missing context before finance creates the invoice.

Turn approved time into billing evidence

Use the same tracked data for invoices, client summaries, margin reviews, and internal capacity conversations.

02

Flat-fee profitability

A flat fee keeps the invoice simple and the margin a mystery

Clients like flat-rate billing because the price is predictable, and teams like it because the invoice is simple — one fixed fee, no hourly line items to defend. The hidden risk is margin: when nobody tracks the effort behind a flat fee, a project can quietly run twice the hours it was scoped for and still bill the same amount, turning a profitable engagement into a loss that only shows up much later. Keito lets teams keep the clean flat-rate invoice the client wants while tracking what the work actually costs behind it. Effort is captured against the flat-fee project as it happens, reviewed for accuracy, and compared against the fixed price so the team can see real margin in progress. A flat-fee project drifting toward an overrun becomes visible while there is still time to adjust scope, staffing, or the next quote — not at the post-mortem. Over time the same data shows which flat-rate offers price well and which ones the firm should re-scope, so flat billing stays simple for the client without being a margin gamble for the team.

Track effort behind a flat fee without billing the client hourly

See real margin on each flat-rate project as work progresses

Catch flat-fee overruns early and re-price future quotes with evidence

Workflow fit

Flat-fee margin visibility vs untracked fixed-fee work

Keito keeps flat rate billing software connected to client, project, billable status, approval, and invoice context before the work reaches finance.

Track effort behind a flat fee without billing the client hourly

See real margin on each flat-rate project as work progresses

Catch flat-fee overruns early and re-price future quotes with evidence

03

What Keito adds to flat rate billing software

Billing-ready time records

Keito keeps time, expenses, approvals, and client context together so the invoice is backed by the same record your team used to deliver the work.

  • Client and project tagging
  • Billable and non-billable separation
  • Approval status before invoice review

Flat pricing for growing teams

Invite the people who capture, review, and explain client work without turning each new contractor or reviewer into another per-seat charge.

  • Solo from $19 USD/month
  • Flat-rate team plans from $49 USD/month
  • Room for finance and delivery reviewers

Project visibility before the invoice

Spot budget drift, missed entries, and low-margin work before the month closes and the client conversation becomes harder.

  • Project budget views
  • Team utilization context
  • Exportable client summaries
04

Compare the workflow

The difference is not just recording time. It is whether the record can support billing, project decisions, and client conversations.

AreaKeitoTypical setup

Flat-fee margin visibility vs untracked fixed-fee work

Keito keeps flat rate billing software tied to clients, projects, billable status, approvals, and billing summaries in one workspace.

Typical setups capture time in one tool and rebuild the billing explanation later from exports, comments, or spreadsheet cleanup.

Review before invoicing

Managers review entries before they become invoice evidence, so missing context is fixed internally rather than during a client dispute.

Raw timer exports usually reach finance before delivery leads have confirmed whether the work is billable, complete, or client-ready.

Predictable team pricing

Flat-rate plans let delivery staff, reviewers, contractors, and finance users participate without per-seat pricing friction.

Per-seat time trackers make teams choose between clean billing participation and controlling tool spend.

05

Related solution pages

06

Useful reading

Frequently asked questions

What is the best way to manage flat rate billing software?

The best way to manage flat rate billing software is to capture work at source, attach it to the right client and project, review it before invoicing, and use the reviewed record as billing evidence. Keito is built around that workflow so time, approvals, and invoice context stay connected.

Can Keito help with flat rate billing software?

Yes. Keito helps with flat rate billing software by tracking work by client, project, task, person, billable status, and review state, then turning approved records into client-ready summaries. That makes the data useful for billing, profitability, and client reporting rather than just attendance.

How is Keito different from a generic timer for flat rate billing software?

Keito is different because it treats time as billing evidence, not just duration. A generic timer records how long something took; Keito records who did the work, where it belongs, whether it was reviewed, and how it should appear in client billing context.

How do you turn flat rate billing software into invoice-ready evidence?

Turn flat rate billing software into invoice-ready evidence by reviewing every entry for client, project, billable status, approval state, and billing notes before finance creates the invoice. Keito keeps those checks in the same workflow so the client summary is backed by reviewed work, not a late spreadsheet cleanup.

What should a client-ready flat rate billing software report include?

A client-ready flat rate billing software report should include the client, project, task, contributor, billable status, approval state, and a concise explanation of the work completed. Keito keeps those details connected so reports can answer client questions without exposing internal delivery noise.

03

Start solo.Add people when you need them.

Solo includes 1 licensed user, unlimited AI agents, Mac desktop and iOS apps, Stripe payments, and standard CSV and Excel exports. Pro adds your team. Business adds integrations, planning, advanced reporting, and stronger controls.

Solo

1 licensed user

For independent consultants, freelancers, and small studios running work with AI agents.

$19USD /mo

Start Solo
1 licensed user
Unlimited AI agents
Mac desktop and iOS apps
API access and API keys
Time, expenses, projects, and invoices
Stripe invoice payments
CSV and Excel data export
Most popular

Pro

Team collaboration

For teams that need shared workspaces, approvals, and team-level project visibility.

$49USD /mo

Start Pro
Unlimited licensed users
Everything in Solo
Team management and invites
Timesheet and expense approvals
Team reports and utilization
Per-member billing rates
Manager permissions

Business

Advanced operations

For organizations that need integrations, planning, advanced reporting, and stronger controls.

$199USD /mo

Start Business
Everything in Pro
Xero and QuickBooks
Airtable, calendar, and Jira imports
Planning and capacity
Advanced report exports
Custom roles and SSO
Priority support
Agents are included

AI agents do not require licenses on any plan.

API on every paid plan

Solo, Pro, and Business can use API keys for agent workflows.

Exports on every plan

Solo, Pro, and Business include standard CSV and Excel data export.

Build a cleaner billing record for agencies and professional services teams that bill clients a flat or fixed fee and need to know which flat-rate projects are actually profitable.

Start with Solo, add people on Pro when you need reviewers or collaborators, and see how Keito turns tracked effort into clearer reports.

Run flat-rate billing on Keito