---
title: "Micro-SaaS Runway, Burn Rate & Default Alive Calculator | FoundrList Free Tools"
description: "Calculate cash runway in months, net monthly burn, burn multiple, and Paul Graham 'Default Alive' status for your Micro-SaaS startup."
ai_summary: "Micro-SaaS Runway, Burn Rate & Default Alive Calculator: Calculate cash runway in months, net monthly burn, burn multiple, and Paul Graham 'Default Alive' status for your Micro-SaaS startup. Free browser-based saas & startup finance tool on FoundrList with instant calculations, industry benchmarks, and Markdown (.md) export."
canonical_url: "https://www.foundrlist.com/tools/micro-saas-runway-burn-rate-calculator"
markdown_url: "https://www.foundrlist.com/tools/micro-saas-runway-burn-rate-calculator.md"
category: "SaaS & Startup Finance"
category_url: "https://www.foundrlist.com/tools/category/saas-finance"
engine_kind: "formula-calculator"
keywords:
  - "micro saas runway burn rate calculator"
  - "micro-saas calculator"
  - "micro-saas runway burn rate calculator"
  - "saas financial calculator"
  - "startup metrics calculator"
---

# Micro-SaaS Runway, Burn Rate & Default Alive Calculator

Calculate cash runway in months, net monthly burn, burn multiple, and Paul Graham 'Default Alive' status for your Micro-SaaS startup.

## Formula & Methodology
`Static Runway = Cash ÷ (Expenses - Revenue) · Dynamic Runway compounds MoM revenue growth against burn`

**Default Benchmark Result (Projected Startup Runway):** Default Alive (∞)
With $8,500 monthly revenue compounding at 8.0%/mo against $12,325 opex, your startup reaches cash-flow break-even before exhausting $119,000 in reserves (Default Alive).

## Default Inputs
- **Current Cash Balance ($)** (`a`, currency): Default = `119000`
- **Current Monthly Revenue (MRR)** (`b`, currency): Default = `8500`
- **Total Monthly Operating Expenses** (`c`, currency): Default = `12325`
- **Compound Monthly Revenue Growth (%)** (`d`, percent): Default = `8`

## Sample Output Metrics
- **Current Net Burn / Mo:** $3,825
- **Static Zero-Growth Runway:** 31.1 mos
- **Growth-Adjusted Runway:** Default Alive (∞)
- ** Burn Multiple:** 5.63x

## How to Use
1. **Enter your startup metrics or copy inputs:** Fill in the fields in the Micro-SaaS Runway, Burn Rate & Default Alive Calculator workspace above, or click "Load Example" to populate verified saas & startup finance benchmark data.
2. **Review real-time calculations & benchmark grades:** Inspect the primary output, supporting unit metrics, and diagnostic rules that update instantaneously in your browser with zero server round-trips.
3. **Copy the report or deploy your launch plan:** Click 'Copy Result' to export the clean Markdown output or code snippet, then launch your product on FoundrList to compound organic traffic and high-DR backlinks.

## 2026 Industry Benchmarks
- **Top-Quartile B2B SaaS LTV:CAC:** 4.0x – 6.5x — _3.0x is the standard venture & bootstrapped threshold._
- **Median CAC Payback Period:** 6 – 14 months — _PLG and self-serve products target < 6 months._
- **Healthy Net Revenue Retention (NRR):** 105% – 125% — _Expansion revenue offsets gross logo churn._

## Frequently Asked Questions

### How does the Micro-SaaS Runway, Burn Rate & Default Alive Calculator work?
Calculate cash runway in months, net monthly burn, burn multiple, and Paul Graham 'Default Alive' status for your Micro-SaaS startup. All calculations, scoring rules, and templates run 100% client-side in your browser for instant feedback without sending private startup metrics to a server.

### What benchmarks does this saas & startup finance tool use?
The Micro-SaaS Runway, Burn Rate & Default Alive Calculator uses current 2026 SaaS, indie hacker, and venture benchmarks across B2B SaaS, AI products, developer tools, and bootstrapped startups so you can compare your numbers against top-quartile performers.

### Is the Micro-SaaS Runway, Burn Rate & Default Alive Calculator completely free to use?
Yes — every tool in the FoundrList Founder Tools suite is 100% free with no signup wall, usage cap, or watermark, and includes a clean Markdown twin (.md) for AI agents and coding assistants.

### How do I get more traffic and backlinks after using the Micro-SaaS Runway, Burn Rate & Default Alive Calculator?
Submit your product on FoundrList (/agent) to compete on the weekly launch leaderboard, earn a permanent high-DR dofollow backlink, or launch today for $29 (Standard Launch), book 50 Directory Submissions for $179 or 100 for $279, or grab the $278 SEO Boost Pack (/pricing) to distribute your startup everywhere.

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## Launch & Distribute Your Startup on FoundrList
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