diff --git a/public/v4/apps/rallly.yml b/public/v4/apps/rallly.yml
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+++ b/public/v4/apps/rallly.yml
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+captainVersion: 4
+services:
+    $$cap_appname:
+        restart: always
+        depends_on:
+            - $$cap_appname-postgres
+        image: 'lukevella/rallly:$$cap_rallly_version'
+        environment:
+            NEXT_PUBLIC_BASE_URL: 'http://$$cap_appname.$$cap_root_domain'
+            DATABASE_URL: >-
+                postgres://rallly:$$cap_rallly_postgres_password@srv-captain--$$cap_appname-postgres:5432/db
+            SECRET_PASSWORD: $$cap_rallly_passwd
+            SUPPORT_EMAIL: $$cap_rallly_email
+            SMTP_HOST: $$cap_rallly_smtp_host
+            SMTP_PORT: $$cap_rallly_smtp_port
+            SMTP_SECURE: $$cap_rallly_smtp_secure
+            SMTP_USER: $$cap_rallly_smtp_user
+            SMTP_PWD: $$cap_rallly_smtp_pwd
+        caproverExtra:
+            containerHttpPort: '3000'
+    $$cap_appname-postgres:
+        image: 'postgres:12'
+        volumes:
+            - '$$cap_appname-postgres-data:/var/lib/postgresql/data'
+        restart: always
+        environment:
+            POSTGRES_USER: rallly
+            POSTGRES_PASSWORD: $$cap_rallly_postgres_password
+            POSTGRES_DB: db
+        caproverExtra:
+            notExposeAsWebApp: 'true'
+caproverOneClickApp:
+    variables:
+        - id: $$cap_rallly_version
+          label: Rallly Version
+          defaultValue: ac55701890cd866ee946deb25e2b2839fb14900e
+          description: >-
+              Check out the docker page for valid tags
+              https://hub.docker.com/r/lukevella/rallly/tags
+          validRegex: '/^([^\s^\/])+$/'
+        - id: $$cap_rallly_passwd
+          label: Rallly Password
+          description: >-
+              A long string (minimum 32 characters) that is used to encrypt session
+              data.
+          defaultValue: $$cap_gen_random_hex(64)
+          validRegex: '/^[^\@]{32,}$/'
+        - id: $$cap_rallly_email
+          label: Rallly From Email
+          validRegex: '/^([^\s^\/])+$/'
+          description: >-
+              An email address that will appear as the FROM email for all emails being
+              sent out.
+        - id: $$cap_rallly_smtp_host
+          label: Rallly SMTP Host
+          description: Host name of your SMTP server
+        - id: $$cap_rallly_smtp_port
+          label: Rallly SMTP Port
+          defaultValue: 465
+          validRegex: '/.{1,}/'
+          description: Port of your SMTP server
+        - id: $$cap_rallly_smtp_secure
+          label: Requires secure SMTP connection? true/false
+          defaultValue: false
+          validRegex: /^(false|true)$/
+          description: Set to "true" if SSL is enabled for your SMTP connection
+        - id: $$cap_rallly_smtp_user
+          label: Rallly SMTP user
+          description: Username to use for your SMTP connection
+        - id: $$cap_rallly_smtp_pwd
+          label: Rallly SMTP password
+          description: Password to use for your SMTP connection
+        - id: $$cap_rallly_postgres_password
+          label: Password
+          description: Postgres password (minimum 12 characters)
+          defaultValue: $$cap_gen_random_hex(64)
+          validRegex: '/^[^\@]{12,}$/'
+    instructions:
+        start: >-
+            Install Rallly, an open source Doodle poll alternative. Find the best date
+            for a meeting with your colleagues or friends without the back and forth
+            emails. https://rallly.co/
+        end: "You're done! \U0001F604 Your service is available at http://$$cap_appname.$$cap_root_domain"
+    displayName: Rallly
+    isOfficial: true
+    description: >-
+        Doodle poll alternative. Find the best date for a meeting with your
+        colleagues or friends without the back and forth emails. This app is
+        packaged with PostgreSQL.
+    documentation: 'Taken from https://hub.docker.com/r/lukevella/rallly'
diff --git a/public/v4/logos/rallly.png b/public/v4/logos/rallly.png
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index 0000000..1c3fa3a
Binary files /dev/null and b/public/v4/logos/rallly.png differ