Hien Phan Logo
Published on

How I Track Every Dollar as a Solo Founder

2 min read
Authors

Table of Contents

Day X: My Solo Founder's Budget Reality: Tracking Every Dollar (and Why It's More Than Just Numbers)

The first few months of building anything solo can feel like a constant, low-grade hum of anxiety. For me, that anxiety often centered around my bank account.

Seeing the balance slowly tick down, knowing that every dollar spent was a dollar further away from having to shut everything down, was a heavy weight. It’s easy to get caught up in the building and the excitement, but the financial reality is always there, lurking.

A screenshot of a spreadsheet with financial data, highlighting key metrics like expenses and runway.

This is why I developed my "Budget Sanity Check" system. It’s not fancy, but it’s my lifeline.

At its core, it’s a simple spreadsheet. I track every single expense, no matter how small. From domain renewals and hosting fees to that occasional coffee that fuels a late-night coding session.

The key is consistency. I do a quick review every Sunday.

This involves updating the spreadsheet with any new transactions and then projecting my runway based on current spending and projected income (if any). It's a weekly ritual that keeps me grounded.

A close-up of a spreadsheet showing a clear breakdown of startup expenses and income projections.

This process isn't just about numbers; it's about peace of mind. Knowing exactly where I stand allows me to make informed decisions.

If a new tool comes up that I really need, I can assess if it fits within the current budget or if I need to cut back elsewhere. It also forces me to be brutally honest about what’s truly essential.

For example, when I was launching my second product, I had to decide if I could afford a small marketing spend. By looking at my projected runway, I realized I had to hold off for another month, focusing instead on organic growth.

A visual representation of a runway projection graph, showing the estimated time left until funds run out.

It’s a constant balancing act, and the emotional rollercoaster is real. There are weeks where the runway looks solid, and weeks where it feels terrifyingly short.

But this transparency, this rigorous tracking, is what allows me to keep going. It’s more than just numbers; it’s about managing the mental load of being a solo founder.

Takeaways for fellow solo founders:

  • Track everything: Even the smallest expenses add up. Get into the habit of logging them.
  • Schedule a weekly review: Make your budget a non-negotiable part of your week.
  • Project your runway: Understand how long you can operate with your current cash flow.
  • Be honest with yourself: This system is for your sanity and survival, not for anyone else.
Hien Phan

Struggling to turn ideas into profitable products? Building 52 products in 365 days, sharing the real journey from concept to revenue. Weekly insights on product development and solo founder lessons.

📚 Join readers reading 87+ articles on building profitable products

How I Track Every Dollar as a Solo Founder | Hien Phan - Solo Developer Building 52 Products in 365 Days