Both run in a web browser. Both can look polished and work on phones. The difference is what people do there: on a website, they mostly read and find; in a web app, they sign in, enter information, and change things. That difference shapes almost every decision in the project.
If most visitors see the same content, it’s a website. If people sign in, create or update information, and see things specific to them, it’s a web app. Many projects are a website with a small app inside it.
What a website is
A website’s main job is to present information: who you are, what you offer, and how to get in touch. Most visitors see the same pages. The content changes when your team updates it, not because of what a visitor does. Good websites are organized around the questions visitors arrive with, quick to load, accessible, and easy for search engines to understand.
Typical examples include organization and business websites, service pages, resource libraries, and landing pages. Even a website with a contact form is still mainly a website: the form collects a message and sends it on.
What a web app is
A web app is software that runs in the browser. People use it to do work: sign in, look up records, submit and approve requests, track progress, and see information that depends on who they are. What appears on screen changes with what people do, and the app stores and updates information as they go.
Typical examples include customer portals, internal tools, dashboards, booking and scheduling systems, and approval workflows.
Side by side
| Consideration | Website | Web app |
|---|---|---|
| Main purpose | Present information | Let people get work done |
| Sign-in | Usually none for visitors | Usually required |
| What people see | Mostly the same for everyone | Depends on the person and their role |
| Information | Content your team publishes | Records people create and update |
| Planning focus | Audience, content, structure, search | Roles, processes, data, permissions |
| Examples | Organization site, service pages | Portal, internal tool, dashboard |
It’s a spectrum, not a switch
Real projects rarely sit at one extreme. A website might include a booking form that checks availability, a resource library behind a sign-in, or a customer area where clients follow their projects. Those pieces are small web apps inside a website. Recognizing them early helps, because they need different planning from the pages around them.
Which one do you need?
These questions usually settle it:
- Do people need to sign in? If yes, at least part of the project is a web app.
- Do they create or change information? Submitting, editing, approving, or uploading points to an app.
- Should different people see different things? Role-based views are an app feature.
- Is the goal to be found and understood? If the main job is explaining your organization to new visitors, that’s a website.
How planning differs
For a website, planning centers on the audience and the content: which pages exist, what each one says, how they link together, and how the site will be found in search. For a web app, planning centers on people and process: who uses it, in which roles, what steps they follow, what information is stored, and what it connects to. When a project includes both, both kinds of planning happen in the requirements meeting.
- Websites present; web apps let people act.
- Sign-in, changing data, and role-based views are signs of an app.
- Many projects are a website with app features inside.
- Each part needs its own kind of planning.
Not sure where your idea sits?
Describe what you want people to be able to do. We’ll help you see which parts are website and which are app.