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Just describe it. Build your first app.

From idea to live

Build in plain English. No coding required.

Describe your idea in plain English. See it take shape, point to what you want to change, and publish when you’re ready.

  • Describe your idea.

    Explain what you need in plain language. First creates a first version you can preview.

  • Point. Describe. Refine.

    Keep chatting, or select an element in Design Mode and tell First exactly what to change.

  • Put it online

    Your app gets its own link.

    yourapp.onfirst.app

    Anyone with the link can view it and make their own copy.

    Make it live.

    Try your app in preview, then publish and share the link. Keep improving it in the same conversation.

Batteries included

Built in. Auth, database, file storage, forms, email, Media Cloud and publishing.

From the first sign-in to the link you share. Build with backend services, forms, email, media and publishing in the same workspace.

  • Sign-in for your app.

    A place for your customers or members to sign in. Configure the access each person needs.

  • Built-in database.

    Keep customers, tasks and bookings in a database, and check that changes persist.

  • App file storage.

    Build upload and download workflows with app file storage and appropriate access rules.

  • Forms with a submissions inbox.

    Collect enquiries and feedback. Review responses in your project and export CSV.

  • Email for your app.

    Send invitations and account-confirmation links. Receive email notifications when someone submits a published form.

  • Media Cloud library.

    Bring images and video from your builder media library into what you create.

  • A link you can share.

    Publish to a free onfirst.app address, with custom domains available on paid plans.

First AI

AI. For your app.

Give the app you build AI features of its own. Let your visitors generate text and create images, right inside their experience.

  • Title

    Tell your story…

    Write the story.

    Turn a simple idea into a first draft, right inside your app.

  • A ceramic vase and olive branch in warm sunlight

    Make room for a slower kind of beautiful

    A handmade vase brings warmth to an everyday corner. Choose a piece you love, add a branch from the garden, and let a little beauty become part of your day.

    Start with one meaningful object. Give it room to breathe. A slower home begins with the small things you choose to keep.

    Article ready. Creating its cover next.

    Create the image.

    Bring the story to life with an image made from a few words.

Media Cloud

Beautiful media. Faster experiences.

Faster images. Video in your app. One library with global delivery. Let users contribute too, with upload workflows built on First Cloud app storage.

  • Image optimization sample

    JPEG · full quality
    Ceramic vase in the original JPEG sample.144.4 KB
    Prepared WebP sample
    The same vase in a prepared WebP sample.34.3 KB

    1200 × 800 px. Local JPEG and WebP samples. Results vary.

    Beautiful images. Less waiting.

    Give visitors rich visuals that load quickly, so they can explore your app without the wait.

  • Responsive images

    Before
    One source image.One size for every screen
    Media Cloud
    Desktop-sized image.
    Mobile-sized image.
    Sized for each display

    Every screen. The right size.

    Make every image look great on phones, tablets and desktops, without extra work for each screen.

  • Video delivery

    Skateboarding · Loading sample

    Video in your app.

    Bring your app to life with demos, lessons and stories that help people learn, discover and stay engaged.

  • User uploads

    Add a profile photo
    profile-photo.jpg

    App storage · First Cloud

    Let your users add their own.

    Let people personalize their profiles, share files and send in their work, all within your app.

  • Global delivery

    Library
    CDN
    Your app

    Ready for your visitors.

    Your media. Delivered worldwide.

    Give visitors fast-loading images and videos, wherever they are in the world.

  • Media library

    My library / Brand assets

    Photos
    Videos
    ceramic-vase.jpg
    studio-tour.mp4

    One library. Everything together.

    Organize your images and video in folders, then bring them into your app through chat.

Hosting & publishing

From preview to the world.

Publish your app in one click, with hosting built in. Connect your own domain on a paid plan, or start with a free onfirst.app address on any plan.

  • Ready to go live

    App previewLive app
    Publish

    Ready when you are

    Publish in one click.

    Go from preview to a live, shareable app. Keep refining in your workspace, then publish again when your next changes are ready.

  • Custom domain

    Example address

    studio.example

    Connect your domain

    Follow the DNS instructions

    Check connection status

    Available on paid plans

    Make it yours.

    Connect a custom domain on a paid plan. Follow the domain setup instructions and check its connection status before sharing.

  • Your app is live

    your-app.onfirst.app
    Free address · Every plan

    A place on the web for what you’ve built.

    Start with a free address.

    Every published app gets an onfirst.app address on every plan, including Free. Share the link so people can visit.

  • Website analytics

    Visits
    33
    Page loads
    33
    Data served
    3.3 MB
    HTTP errors
    0

    See how your site is doing.

    Explore visits, page loads and data served. See which pages people visit and where your traffic comes from.

  • Share your work

    Studio bookings

    A simpler way to book a session.

    Listed in Showcase

    Your choice. Manage it in Sharing.

    Put your work in Showcase.

    Choose to list your published app in Showcase. Add a description and let others discover what you’ve built.

  • Publish as a template

    Your appA new idea

    A starting point others can remix.

    Subject to template sharing checks.

    Make it a starting point.

    Share an eligible published app as a template. Let other builders remix your work into something of their own.

Explore templates.

Made by Team First and the community. Ready for your next idea.

View all

There’s never been a better time to build.

Build the idea you’ve been sitting on.
Describe it, shape it through conversation, and put it online.

Start building for free