diff --git a/.env.docker b/.env.docker
index f4257259a0..c47b63398d 100644
--- a/.env.docker
+++ b/.env.docker
@@ -44,6 +44,9 @@ NEXT_PUBLIC_EMAIL_VERIFICATION_DISABLED=1
 # Password Reset. If you enable Password Reset functionality you have to setup SMTP-Settings, too.
 NEXT_PUBLIC_PASSWORD_RESET_DISABLED=1
 
+# Signup. Disable the ability for new users to create an account.
+# NEXT_PUBLIC_SIGNUP_DISABLED=1
+
 #######################
 # Additional Options  #
 #######################
diff --git a/.env.example b/.env.example
index fc5db4508c..5859acd4a7 100644
--- a/.env.example
+++ b/.env.example
@@ -46,6 +46,9 @@ SMTP_PASSWORD=smtpPassword
 # Password Reset. If you enable Password Reset functionality you have to setup SMTP-Settings, too.
 # NEXT_PUBLIC_PASSWORD_RESET_DISABLED=1
 
+# Signup. Disable the ability for new users to create an account.
+# NEXT_PUBLIC_SIGNUP_DISABLED=1
+
 #######################
 # Additional Options  #
 #######################
diff --git a/apps/web/pages/api/public/users/index.tsx b/apps/web/pages/api/public/users/index.tsx
index 9b555474b2..2374244d7d 100644
--- a/apps/web/pages/api/public/users/index.tsx
+++ b/apps/web/pages/api/public/users/index.tsx
@@ -9,6 +9,10 @@ export default async function handle(req: NextApiRequest, res: NextApiResponse)
   // Required fields in body: email, password (hashed)
   // Optional fields in body: firstname, lastname
   if (req.method === "POST") {
+    if (process.env.NEXT_PUBLIC_SIGNUP_DISABLED) {
+      res.status(403).json({ error: "Signup disabled" });
+      return;
+    }
     let user = req.body;
     user = { ...user, ...{ email: user.email.toLowerCase() } };
 
diff --git a/apps/web/pages/auth/signin.tsx b/apps/web/pages/auth/signin.tsx
index 2d77ce00ad..1cc57bcf35 100644
--- a/apps/web/pages/auth/signin.tsx
+++ b/apps/web/pages/auth/signin.tsx
@@ -95,11 +95,13 @@ export default function SignInPage() {
                         </Link>
                       )}
 
-                      <Link href="/auth/signup">
-                        <a href="" className="text-red text-xs hover:text-red-600">
-                          Create an account
-                        </a>
-                      </Link>
+                      {!process.env.NEXT_PUBLIC_SIGNUP_DISABLED && (
+                        <Link href="/auth/signup">
+                          <a href="" className="text-red text-xs hover:text-red-600">
+                            Create an account
+                          </a>
+                        </Link>
+                      )}
                     </div>
                   </div>
                 </form>
diff --git a/apps/web/pages/auth/signup.tsx b/apps/web/pages/auth/signup.tsx
index 459af04476..5bddcf9c1f 100644
--- a/apps/web/pages/auth/signup.tsx
+++ b/apps/web/pages/auth/signup.tsx
@@ -32,142 +32,171 @@ export default function SignUpPage() {
   };
   return (
     <BaseLayoutUnauthorized title="Sign up">
-      <div className="bg-ui-gray-light flex min-h-screen">
-        <div className="mx-auto flex flex-1 flex-col justify-center px-4 py-12 sm:px-6 lg:flex-none lg:px-20 xl:px-24">
-          {error && (
-            <div className="absolute top-10 rounded-md bg-red-50 p-4">
-              <div className="flex">
-                <div className="flex-shrink-0">
-                  <XCircleIcon className="h-5 w-5 text-red-400" aria-hidden="true" />
-                </div>
-                <div className="ml-3">
-                  <h3 className="text-sm font-medium text-red-800">An error occurred when logging you in</h3>
-                  <div className="mt-2 text-sm text-red-700">
-                    <p className="space-y-1 whitespace-pre-wrap">{error}</p>
-                  </div>
-                </div>
+      {process.env.NEXT_PUBLIC_SIGNUP_DISABLED ? (
+        <div className="bg-ui-gray-light flex min-h-screen">
+          <div className="mx-auto flex flex-1 flex-col justify-center px-4 py-12 sm:px-6 lg:flex-none lg:px-20 xl:px-24">
+            <div className="shadow-cont mx-auto w-full max-w-sm rounded-xl bg-white p-8 lg:w-96">
+              <div>
+                <Image src="/img/snoopforms-logo.svg" alt="snoopForms logo" width={500} height={89} />
               </div>
-            </div>
-          )}
 
-          <div className="shadow-cont mx-auto w-full max-w-sm rounded-xl bg-white p-8 lg:w-96">
-            <div>
-              <Image src="/img/snoopforms-logo.svg" alt="snoopForms logo" width={500} height={89} />
-            </div>
-
-            <div className="mt-4">
-              <p className="text-center text-sm text-gray-600">Finally solid open-source forms 🤸</p>
-              <div className="mt-6">
-                <form onSubmit={handleSubmit} className="space-y-6">
-                  <div>
-                    <label htmlFor="firstname" className="text-ui-gray-dark block text-sm font-medium">
-                      First name
-                    </label>
-                    <div className="mt-1">
-                      <input
-                        id="firstname"
-                        name="firstname"
-                        type="text"
-                        autoComplete="given-name"
-                        required
-                        className="placeholder-ui-gray-medium border-ui-gray-medium ph-no-capture block w-full appearance-none rounded-md border px-3 py-2 shadow-sm focus:border-red-500 focus:outline-none focus:ring-red-500 sm:text-sm"
-                      />
-                    </div>
-                  </div>
-                  <div>
-                    <label htmlFor="lastname" className="text-ui-gray-dark block text-sm font-medium">
-                      Last name
-                    </label>
-                    <div className="mt-1">
-                      <input
-                        id="lastname"
-                        name="lastname"
-                        type="text"
-                        autoComplete="family-name"
-                        required
-                        className="placeholder-ui-gray-medium border-ui-gray-medium ph-no-capture block w-full appearance-none rounded-md border px-3 py-2 shadow-sm focus:border-red-500 focus:outline-none focus:ring-red-500 sm:text-sm"
-                      />
-                    </div>
-                  </div>
-                  <div>
-                    <label htmlFor="email" className="text-ui-gray-dark block text-sm font-medium">
-                      Email address
-                    </label>
-                    <div className="mt-1">
-                      <input
-                        id="email"
-                        name="email"
-                        type="email"
-                        autoComplete="email"
-                        required
-                        className="placeholder-ui-gray-medium border-ui-gray-medium ph-no-capture block w-full appearance-none rounded-md border px-3 py-2 shadow-sm focus:border-red-500 focus:outline-none focus:ring-red-500 sm:text-sm"
-                      />
-                    </div>
-                  </div>
-                  <div>
-                    <label htmlFor="email" className="text-ui-gray-dark block text-sm font-medium">
-                      Password
-                    </label>
-                    <div className="mt-1">
-                      <input
-                        id="password"
-                        name="password"
-                        type="password"
-                        required
-                        className="placeholder-ui-gray-medium border-ui-gray-medium ph-no-capture block w-full appearance-none rounded-md border px-3 py-2 shadow-sm focus:border-red-500 focus:outline-none focus:ring-red-500 sm:text-sm"
-                      />
-                    </div>
-                  </div>
-
-                  <div>
-                    <button
-                      type="submit"
-                      className="bg-red flex w-full justify-center rounded-md border border-transparent px-4 py-2 text-sm font-medium text-white shadow-sm hover:bg-red-600 focus:outline-none focus:ring-2 focus:ring-red-500 focus:ring-offset-2">
-                      Sign up
-                    </button>
-
-                    <div className="mt-3 text-center text-xs text-gray-600">
-                      Already have an account?{" "}
-                      <Link href="/auth/signin">
-                        <a className="text-red hover:text-red-600">Log in.</a>
-                      </Link>
-                    </div>
-                    {(process.env.NEXT_PUBLIC_TERMS_URL || process.env.NEXT_PUBLIC_PRIVACY_URL) && (
-                      <div className="mt-3 text-center text-xs text-gray-400">
-                        By clicking &quot;Sign Up&quot;, you agree to our
-                        <br />
-                        {process.env.NEXT_PUBLIC_TERMS_URL && (
-                          <a
-                            className="text-red hover:text-red-600"
-                            href={process.env.NEXT_PUBLIC_TERMS_URL}
-                            rel="noreferrer"
-                            target="_blank">
-                            terms of service
-                          </a>
-                        )}
-                        {process.env.NEXT_PUBLIC_TERMS_URL && process.env.NEXT_PUBLIC_PRIVACY_URL && (
-                          <span> and </span>
-                        )}
-                        {process.env.NEXT_PUBLIC_PRIVACY_URL && (
-                          <a
-                            className="text-red hover:text-red-600"
-                            href={process.env.NEXT_PUBLIC_PRIVACY_URL}
-                            rel="noreferrer"
-                            target="_blank">
-                            privacy policy
-                          </a>
-                        )}
-                        .<br />
-                        We&apos;ll occasionally send you account related emails.
-                      </div>
-                    )}
-                  </div>
-                </form>
+              <div className="mt-8">
+                <h1 className="leading-2 mb-4 text-center font-bold">Sign up disabled</h1>
+                <p className="text-center">
+                  The account creation is disabled in this instance. Please contact the site administrator to
+                  create an account.
+                </p>
+                <hr className="my-4" />
+                <button
+                  type="button"
+                  onClick={() => router.push("/")}
+                  className="mt-5 flex w-full justify-center rounded-md border border-gray-400 bg-white px-4 py-2 text-sm font-medium text-gray-600 shadow-sm hover:bg-gray-50 focus:outline-none focus:ring-2 focus:ring-red-500 focus:ring-offset-2">
+                  Login
+                </button>
               </div>
             </div>
           </div>
         </div>
-      </div>
+      ) : (
+        <div className="bg-ui-gray-light flex min-h-screen">
+          <div className="mx-auto flex flex-1 flex-col justify-center px-4 py-12 sm:px-6 lg:flex-none lg:px-20 xl:px-24">
+            {error && (
+              <div className="absolute top-10 rounded-md bg-red-50 p-4">
+                <div className="flex">
+                  <div className="flex-shrink-0">
+                    <XCircleIcon className="h-5 w-5 text-red-400" aria-hidden="true" />
+                  </div>
+                  <div className="ml-3">
+                    <h3 className="text-sm font-medium text-red-800">
+                      An error occurred when logging you in
+                    </h3>
+                    <div className="mt-2 text-sm text-red-700">
+                      <p className="space-y-1 whitespace-pre-wrap">{error}</p>
+                    </div>
+                  </div>
+                </div>
+              </div>
+            )}
+
+            <div className="shadow-cont mx-auto w-full max-w-sm rounded-xl bg-white p-8 lg:w-96">
+              <div>
+                <Image src="/img/snoopforms-logo.svg" alt="snoopForms logo" width={500} height={89} />
+              </div>
+
+              <div className="mt-4">
+                <p className="text-center text-sm text-gray-600">Finally solid open-source forms 🤸</p>
+                <div className="mt-6">
+                  <form onSubmit={handleSubmit} className="space-y-6">
+                    <div>
+                      <label htmlFor="firstname" className="text-ui-gray-dark block text-sm font-medium">
+                        First name
+                      </label>
+                      <div className="mt-1">
+                        <input
+                          id="firstname"
+                          name="firstname"
+                          type="text"
+                          autoComplete="given-name"
+                          required
+                          className="placeholder-ui-gray-medium border-ui-gray-medium ph-no-capture block w-full appearance-none rounded-md border px-3 py-2 shadow-sm focus:border-red-500 focus:outline-none focus:ring-red-500 sm:text-sm"
+                        />
+                      </div>
+                    </div>
+                    <div>
+                      <label htmlFor="lastname" className="text-ui-gray-dark block text-sm font-medium">
+                        Last name
+                      </label>
+                      <div className="mt-1">
+                        <input
+                          id="lastname"
+                          name="lastname"
+                          type="text"
+                          autoComplete="family-name"
+                          required
+                          className="placeholder-ui-gray-medium border-ui-gray-medium ph-no-capture block w-full appearance-none rounded-md border px-3 py-2 shadow-sm focus:border-red-500 focus:outline-none focus:ring-red-500 sm:text-sm"
+                        />
+                      </div>
+                    </div>
+                    <div>
+                      <label htmlFor="email" className="text-ui-gray-dark block text-sm font-medium">
+                        Email address
+                      </label>
+                      <div className="mt-1">
+                        <input
+                          id="email"
+                          name="email"
+                          type="email"
+                          autoComplete="email"
+                          required
+                          className="placeholder-ui-gray-medium border-ui-gray-medium ph-no-capture block w-full appearance-none rounded-md border px-3 py-2 shadow-sm focus:border-red-500 focus:outline-none focus:ring-red-500 sm:text-sm"
+                        />
+                      </div>
+                    </div>
+                    <div>
+                      <label htmlFor="email" className="text-ui-gray-dark block text-sm font-medium">
+                        Password
+                      </label>
+                      <div className="mt-1">
+                        <input
+                          id="password"
+                          name="password"
+                          type="password"
+                          required
+                          className="placeholder-ui-gray-medium border-ui-gray-medium ph-no-capture block w-full appearance-none rounded-md border px-3 py-2 shadow-sm focus:border-red-500 focus:outline-none focus:ring-red-500 sm:text-sm"
+                        />
+                      </div>
+                    </div>
+
+                    <div>
+                      <button
+                        type="submit"
+                        className="bg-red flex w-full justify-center rounded-md border border-transparent px-4 py-2 text-sm font-medium text-white shadow-sm hover:bg-red-600 focus:outline-none focus:ring-2 focus:ring-red-500 focus:ring-offset-2">
+                        Sign up
+                      </button>
+
+                      <div className="mt-3 text-center text-xs text-gray-600">
+                        Already have an account?{" "}
+                        <Link href="/auth/signin">
+                          <a className="text-red hover:text-red-600">Log in.</a>
+                        </Link>
+                      </div>
+                      {(process.env.NEXT_PUBLIC_TERMS_URL || process.env.NEXT_PUBLIC_PRIVACY_URL) && (
+                        <div className="mt-3 text-center text-xs text-gray-400">
+                          By clicking &quot;Sign Up&quot;, you agree to our
+                          <br />
+                          {process.env.NEXT_PUBLIC_TERMS_URL && (
+                            <a
+                              className="text-red hover:text-red-600"
+                              href={process.env.NEXT_PUBLIC_TERMS_URL}
+                              rel="noreferrer"
+                              target="_blank">
+                              terms of service
+                            </a>
+                          )}
+                          {process.env.NEXT_PUBLIC_TERMS_URL && process.env.NEXT_PUBLIC_PRIVACY_URL && (
+                            <span> and </span>
+                          )}
+                          {process.env.NEXT_PUBLIC_PRIVACY_URL && (
+                            <a
+                              className="text-red hover:text-red-600"
+                              href={process.env.NEXT_PUBLIC_PRIVACY_URL}
+                              rel="noreferrer"
+                              target="_blank">
+                              privacy policy
+                            </a>
+                          )}
+                          .<br />
+                          We&apos;ll occasionally send you account related emails.
+                        </div>
+                      )}
+                    </div>
+                  </form>
+                </div>
+              </div>
+            </div>
+          </div>
+        </div>
+      )}
     </BaseLayoutUnauthorized>
   );
 }
diff --git a/turbo.json b/turbo.json
index 5e2a3f2bb2..1e813efc43 100644
--- a/turbo.json
+++ b/turbo.json
@@ -14,6 +14,7 @@
         "NEXT_PUBLIC_PASSWORD_RESET_DISABLED",
         "NEXT_PUBLIC_PRIVACY_URL",
         "NEXT_PUBLIC_PRIVACY_URL",
+        "NEXT_PUBLIC_SIGNUP_DISABLED",
         "NEXT_PUBLIC_TERMS_URL",
         "POSTHOG_API_HOST",
         "POSTHOG_API_KEY",