Day rate vs. hourly vs. project pricing: which should you use?

How do day rates, hourly rates and project pricing differ?

• Hourly: you bill for each hour worked, often tracked in 15- or 30-minute increments.
• Day rate: you bill a fixed amount per working day, regardless of exactly how many minutes you spent.
• Project (fixed) price: you agree on one price for a defined scope of work, no matter how long it takes you.

All three should rest on the same foundation: the minimum hourly rate that covers your expenses, taxes and income goal at your real billable hours. The freelance rate calculator gives you that number. The pricing model only changes how you package it.

Pros and cons

Converting hourly to a day rate

Day rate = hourly rate × billable hours per day

Be honest about billable hours. A client day might run 8 hours, but if you also handle email for other clients, travel or prepare, the billable part may be smaller. Decide how many billable hours a day covers (6 to 8 is a reasonable range to test) and say so in the contract.

To go the other way, divide: a $600 day rate over 6 billable hours is $100 an hour; over 7.5 hours it is $80. If a client offers a day rate, run this check before you accept.

Converting hourly to a project price

Project price = estimated hours × hourly rate × risk buffer

The risk buffer covers what estimates miss: extra review rounds, slow feedback, unclear requirements, small fixes after launch. A buffer of 1.2 adds 20%. Pick yours by comparing past estimates with the hours you actually logged.

Worked example

You estimate a website redesign at 40 hours. Your hourly rate is $90 and you add a 20% buffer. These are example figures.

The buffer is what protects you. Without it, the 50-hour outcome would pay $3,600 ÷ 50 = $72 an hour, well below your target. With it, you finish only slightly under $90. If you often run past the buffer, your estimates are too low or your scope is too loose.

Track your hours on fixed-price projects anyway. It is the only way to know your effective rate and to estimate the next project better.

How to estimate hours

1. Break the project into tasks small enough to estimate, ideally a few hours each.
2. Estimate each task from past time logs, not from memory.
3. Add time for meetings, email, review rounds and project setup, which are easy to forget.
4. Add the hours, then apply the risk buffer to the total.

If you cannot break the work into tasks yet, the scope is not clear enough for a fixed price. Offer a short paid discovery phase billed hourly, then quote the project once you know what it involves.

Scope creep and change orders

Scope creep is the slow growth of a project beyond what you priced: one more page, one more revision, one more feature. On hourly work it costs the client. On fixed-price work it costs you.

1. Write the scope down. List deliverables, the number of revision rounds, and what is not included.
2. Use change orders. When a request falls outside the scope, send a short written change order with the added work, the price (often your hourly rate × estimated hours) and the effect on the deadline. Start the work once the client approves it in writing.
3. Name the hourly rate for out-of-scope work in the original contract, so there is no negotiation later.

Retainers

A retainer is a recurring monthly fee for a set amount of availability or work. A common structure is a block of hours: for example, 10 hours a month at $90 is a $900 monthly retainer. You might offer a small discount in exchange for a commitment of several months, because steady work lowers the time spent finding clients.

Spell out in the agreement:

• How many hours or which deliverables the fee covers.
• Whether unused hours roll over or expire at month end.
• The rate for hours beyond the block.
• When the fee is invoiced (usually at the start of the month) and the notice needed to end it.

Which should you choose?

Start hourly when the work is new to you or the scope is unclear. Move to project pricing once you can estimate a type of work reliably. Use day rates for work that naturally fills whole days. Use retainers for ongoing clients. Whatever you choose, check the effective hourly rate against your floor. See billable hours and utilization for how to set that floor and how to raise your rates when it moves. For billing each model correctly, see freelance invoice basics.