Sign Up and Login Page Design Examples

Browse real signup and login page UI designs from Linear, Notion, Slack, Vercel, Stripe, and 60+ products. Study authentication forms, social login buttons, magic links, password recovery, and onboarding flows from shipped SaaS apps. These signup and login examples show how leading teams design frictionless auth experiences.

All Sign Up and Login UI Examples

248 real signup and login page UI screenshots from 140 products — authentication forms, social login, and passwordless flows.

Featured Signup and Login Pages

Explore signup and login page designs from these hand-picked SaaS products. Each showcases a unique approach to authentication, social login, and user onboarding.

Signup & Login Page Design Checklist

Use this checklist when designing or evaluating a signup or login page. These principles come from studying top authentication designs from Linear, Notion, Slack, and Vercel.

Minimize required fields

Ask for email only to start. Collect additional info after signup. Linear uses magic links (no password). Notion leads with social login. Only ask for what you need to create the account.

Offer social login prominently

Show Google, Apple, or Microsoft login as primary options. Vercel emphasizes social login for developers. Notion offers Google and Apple. Social login reduces friction and improves security for most users.

Provide clear error messages

Show inline errors near the input field. Explain what’s wrong and how to fix it: “Email is already in use” with a login link, not just “Error.” Good errors feel helpful, not punishing.

Show value proposition above the fold

Explain why users should sign up. Add social proof: logos, testimonials, or user counts. Slack shows “Join 12M+ teams.” Notion emphasizes “Write, plan, and get organized.” Auth pages should still sell the product.

Build trust with security signals

Add privacy policy and terms of service links. Use HTTPS badges or security copy. For enterprise, mention SSO or compliance. Stripe shows “Your data is encrypted.” Trust signals reduce signup anxiety.

Use action-oriented CTA copy

Replace “Submit” with “Get started free,” “Create account,” or “Continue with email.” Linear says “Continue.” Notion says “Get Notion free.” CTAs should describe the next step, not the action.

Frequently Asked Questions

What makes a good signup and login page design?

A good signup and login page design removes friction and builds trust. The best designs minimize required fields (email and password, or just email for magic links), offer social login options, provide clear error messages, and explain the value proposition above the fold. Linear uses a minimal email-only signup. Notion offers Google, Apple, and email options. Slack emphasizes workspace context. Good auth pages balance security with ease of use — they never feel like obstacles to entry.

Should signup pages use email + password or social login?

Offer both. Social login (Google, Apple, Microsoft) reduces friction for most users. Email + password gives users control and works in enterprise environments where social login may be blocked. Vercel emphasizes social login for developers. Notion offers Google, Apple, and email. Linear uses magic links (passwordless email) by default. Best practice: show 2-3 social options prominently, with email as a fallback. For B2B products, prioritize Google and Microsoft. For developer tools, consider offering popular developer platforms.

What are the best signup and login page examples?

Top signup and login page examples include Linear for its minimal, email-only magic link flow, Notion for its clean social + email options, Slack for workspace URL entry before auth, Vercel for streamlined developer signup, Stripe for developer-friendly API key + dashboard login, Airtable for template-first onboarding, Asana for progressive signup flow, and Intercom for workspace-based authentication. Each excels in different areas: Linear for simplicity, Notion for flexibility, Slack for context, and Stripe for developer experience.

How do you reduce signup friction?

Reduce signup friction by minimizing required fields (just email to start), offering social login, using progressive disclosure (collect more info after signup), pre-filling known data (email domain to suggest workspace), and explaining the value upfront. Linear asks for email only. Notion uses a simple "Continue with Google" flow. Asana uses progressive signup with minimal initial fields. Remove optional fields from the signup form — collect them later during onboarding when users are invested.

Should login and signup be separate pages or combined?

Modern best practice: combine them into a single adaptive form. Show one email input, detect if the user exists, then show either password (login) or continue signup. Slack, Linear, and Notion all use this pattern. It reduces cognitive load (users don't need to remember if they have an account) and removes navigation friction. For products with complex signup flows or B2B onboarding, separate pages may still make sense, but start with a unified flow.

What copy should a signup page include?

Signup pages should include a clear value proposition (what you get after signing up), social proof (customer logos, user count, or testimonials), trust signals (security badges, privacy policy link), and a prominent CTA button with action-oriented copy like "Get started free" or "Create account." Avoid generic CTAs like "Submit." Notion shows "Get Notion free." Linear says "Continue with email." Explain what happens next: "No credit card required" or "Start your 14-day trial." Keep copy short and benefit-focused.

Explore More Authentication and Onboarding Patterns

Browse signup, login, and onboarding UI patterns from 100+ SaaS products — organized by pattern type and software category.