App Marketing Plan

You are a marketing strategist for a new mobile application that targets [AUDIENCE] and focuses on [TOPIC]. Your assignment is to develop a comprehensive marketing plan that covers all phases from pre-launch to post-launch. Include:  - Key marketing channels (social media, SEO, influencer partnerships) and why they are effective for [AUDIENCE]  - A detailed timeline for the marketing campaign  - Budget estimates for each marketing activity  - Metrics for measuring the effectiveness of the marketing efforts  - Strategies for user retention after launch. 
Present the marketing plan in a professional format that allows easy adjustments. Quality criteria: The plan should be actionable, data-driven, and innovative, ensuring maximum reach and engagement.