---
title: "Coast FIRE Calculator — App Overview"
url: https://marlvel.ai/apps/com-coastfire-mobile
category: Finance
developer: Ataraxia Labs
platforms: ios, android
rating: N/A (0 ratings)
pricing: paid
report_level: overview
generated: 2026-05-04
last_verified: "2026-05-04T23:47:07.586Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** This app provides a specialized calculator for users to determine the specific investment amount needed to let compound interest fund their retirement.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Finance |
| Rating | N/A ★ (0) |
| Pricing | paid |
| Platforms | iOS, Android |
| Latest Version (iOS) | 1.1 |
| Latest Version (Android) | 1.9 |
| Developer | Ataraxia Labs |

<!-- SECTION: Summary -->
## What is Coast FIRE Calculator?

Coast FIRE Calculator is a financial planning tool designed to help users determine the lump sum investment required today to reach retirement goals through compound interest. Developed by Ataraxia Labs, the app enables users to model their path to financial independence by adjusting variables like retirement age and inflation. It stands out by focusing specifically on the 'Coast FIRE' strategy, allowing users to visualize when they can stop making additional retirement contributions.

<!-- SECTION: Key Features -->
## Key Features

- **Easy inputs**: Users can input personal financial data including current age, target retirement age, desired income, and inflation assumptions.
- **Automatic Coast FIRE calculation**: The app instantly generates a Coast FIRE number and the projected age at which the user will reach it.
- **Scenario comparison**: Users can compare default and slower-growth scenarios to see how different investment returns impact their financial trajectory.
- **Year-by-year projections**: Provides detailed, long-term financial breakdowns to track the growth of the investment portfolio over time.

<!-- SECTION: Target Audience -->
## Who is it for?

Individuals interested in the FIRE (Financial Independence, Retire Early) movement who want to calculate their required early-life investment targets.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/coast-fire-calculator/id6754495451?uo=2)
- [Google Play](https://play.google.com/store/apps/details?id=com.sanca.firecalculator&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/apps/com-coastfire-mobile)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/com-coastfire-mobile).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*