Your user just downloaded your app.
They open it. They look. They decide.
In 7 seconds.
That is all you get. 7 seconds to convince them your app deserves to stay on their phone. 71% of users uninstall an app within the first 90 days (Adjust, 2024). Most leave long before that.
The first impression is the last
In real life, they say "you never get a second chance to make a first impression."
For an app, it is 10 times more true.
Your user has their finger on the delete button. They have 150 other apps installed. Yours has no special privilege. It must prove its value immediately.
The most important factor: the user does not want to understand your app. They want your app to understand them.
Think about the last time you walked into a shop. If nobody greets you, if the shelves are a mess, if you cannot find what you need in 10 seconds, you leave. Your app is that shop. The first screen is the window display and the welcome desk rolled into one. It must say: "Welcome, here is exactly what you are looking for."
The fatal signup form mistake
First screen: "Create your account. First name. Last name. Email. Password. Phone number. Date of birth."
The user has not even seen what you offer. And you are already asking for their life story.
Spoiler: they will not fill out that form. They leave.
According to Apple's Human Interface Guidelines, you must show value before asking for anything. Let the user explore. The account can come later.
The best apps in the world already do this. They let you browse, discover, test. And when you are convinced, they politely ask you to create an account. Not before. Not at the front door. It is a matter of respect. You do not invite someone to dinner by asking for their social security number on the doorstep.
The 3-screen rule
A good onboarding fits in 3 screens maximum:
- Screen 1: Here is what the app does for you (1 sentence)
- Screen 2: Here is how it works (1 simple animation)
- Screen 3: Let us go (one clear, visible button)
That is it. No 12-page tutorial. No technical explanation. No premium plan mention.
If your app needs a user manual, the design has failed.
Show value in 3 seconds
The key advantage of a well-designed app: the user understands everything without reading anything.
The home screen should contain one main action. One button. One gesture. One obvious direction.
The best apps in the world follow this rule. According to Google's Material Design standards, every screen should have one single, clear objective.
Think of a door. If you need to put a sign saying "Push" or "Pull," the door is poorly designed. Your app is the same.
Test your first screen on 5 strangers
Take a step back. Breathe. Run a simple test.
Show your first screen to 5 people who have never seen your app. No explanation. Just watch.
- They understand in under 5 seconds? Great.
- They search for where to tap? There is a problem.
- They ask "what is this?" Back to square one.
This test takes 30 minutes. It costs nothing. And it can save you months of development heading in the wrong direction. Do it before every major update. Do it with people who know nothing about your industry. The further they are from your world, the more valuable their feedback becomes.
In short: your first screen is not a showcase. It is a handshake. It must be firm, quick, and make people want to stay.
Not sure about your first screen? Book a 15-minute call for an outside perspective.