Act as a seasoned LinkedIn marketing strategist with 5+ years of experience in B2B lead generation. Provide a detailed comparison of the top 3 AI-powered tools for LinkedIn lead generation, focusing on [TARGET AUDIENCE], [BUDGET RANGE], and [SPECIFIC GOALS] (e.g., cold outreach, engagement tracking, or profile optimization). For each tool, include: 1) Key features, 2) Pricing tiers, 3) Integration capabilities with [CRM SOFTWARE], and 4) Real-world success metrics from [INDUSTRY]. Rank them based on [CRITERIA LIKE EASE OF USE OR ROI] and suggest the best fit for [USER TYPE, e.g., solopreneurs vs. enterprise teams]. End with actionable tips to maximize results using these tools.