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I Built a System That Makes $600/Month in Passive Income

r/indiehackers
8/15/2025

Content Summary

The post describes how the author built an automated cold email outreach system called ColdConvert, which generates around $600/month in passive income. The system automates lead sourcing, delivery, and sending, allowing the author to focus on other tasks. The author shares performance metrics such as high deliverability, open rates, and click-through rates, emphasizing that the key to success is offering value in outreach. Some comments praise the system, while others criticize it as spamming.

Opinion Analysis

Mainstream opinion supports the idea that automation can be effective for lead generation, especially when the value proposition is strong. Many users appreciate the author's transparency about performance metrics and the passive income model. However, some critics argue that the system may be considered spam if not done carefully, and there is a debate over whether this approach is ethical or sustainable. A few users also question the long-term viability of relying on cold outreach as a primary strategy.

SAAS TOOLS

SaaSURLCategoryFeatures/Notes
ColdConverthttps://www.coldconvert.ai/Email Outreach AutomationFully automated cold email system with lead sourcing, deliverability safeguards, and 24/7 sending capabilities.

USER NEEDS

Pain Points:

  • Time-consuming manual prospecting and email writing
  • Fear of rejection or negative responses in cold outreach
  • Difficulty in building a reliable sales pipeline

Problems to Solve:

  • Need for an efficient, scalable way to generate leads without manual effort
  • Desire for passive income streams
  • Wanting to automate the sales process

Potential Solutions:

  • Using automated cold email systems like ColdConvert
  • Focusing on delivering value in outreach to increase response rates
  • Leveraging high deliverability and open rates to improve effectiveness

GROWTH FACTORS

Effective Strategies:

  • Building a fully automated system that requires minimal maintenance
  • Focusing on high deliverability and open rates to improve conversion
  • Creating a scalable solution that can be expanded with more effort

Marketing & Acquisition:

  • Sharing success metrics (e.g., open rate, click-through rate) to build credibility
  • Engaging with communities like Indie Hackers to showcase the product

Monetization & Product:

  • Offering a service that provides predictable and scalable passive income
  • Emphasizing the value proposition in outreach to drive conversions
  • Demonstrating real-world results (e.g., $600/month in passive income)

User Engagement:

  • Encouraging questions and engagement from the community
  • Sharing performance data publicly to build trust