How Long Does It Take to Build a Custom App, Website or System?
Timelines are mostly decided by scope and decisions, not by how fast people type. Here are realistic ranges.

Typical ranges
Fixed-scope business websites often take two to four weeks. Operations MVPs usually take four to eight weeks. AI intake assistants commonly take three to six weeks. Larger platforms are staged over several months.
What speeds things up
A clear problem statement, one decision-maker, quick feedback on weekly demos, and a first version limited to the core workflow.
What slows things down
Changing priorities mid-build, many stakeholders, waiting on content or access to other systems, and trying to ship every feature in version one.
How a squad shortens the path
A team that already works together starts quickly and keeps momentum. With a project manager keeping the backlog tidy and QA catching problems early, less time is lost to rework.
FAQ
Can we launch in phases?
Yes. Staged releases get value into users' hands sooner and reduce risk.
What is the fastest realistic project?
A focused website or landing system can be live in a couple of weeks.
Get a timeline for your project
TreeHex helps businesses with custom software, AI services, and website development. Tell us what you need — we will recommend a clear next step.


