## ⚠ Content Warning This report covers topics classified as sensitive (finance). Information is aggregated from public sources for informational purposes only. This is not financial or investment advice. Always do your own research. --- last_verified: "2026-05-10T01:45:11.664Z" --- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Coast FIRE Calculator" developer_entity: "MATTHEW MARSH" bundle_id: "Coast-Fire-V1" app_store_id: "6749827825" google_play_id: "com.sanca.firecalculator" category: "Finance" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-03-30" report_date: "2026-05-08" report_version: "1.6" total_reviews: 0 confidence: "low" confidence_score: 0.05 data_age_days: 1 intelligence_version: 2 tags: ["finance", "free", "mobile app", "app review", "app analysis", "individuals", "interested", "financial"] canonical_url: "https://marlvel.ai/apps/coast-fire-calculator" license: "CC-BY-NC 4.0" content_version: "v2" --- # Coast FIRE Calculator App Audit ## TL;DR {#tldr} - **Category**: Finance · Free > **TL;DR:** Coast FIRE Calculator is a finance app by MATTHEW MARSH, available on iOS & Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** Coast FIRE Calculator is a finance app by MATTHEW MARSH. ## Quick Facts | Fact | Value | | :--- | :--- | | **Category** | Finance | | **Developer** | MATTHEW MARSH | | **Pricing** | Free | | **Platforms** | iOS & Android | | **Confidence** | Low (0.05/1.0) | | **Data Age** | 53d | ## Metadata & Market Performance - **Publisher:** MATTHEW MARSH - **Category:** Finance - **Target Audience:** Individuals interested in financial independence and retirement planning. - **Platforms:** iOS & Android - **Version Audited:** 1.6 - **Audit Date:** 2026-05-08 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.05/1.0) - **App Store ID (iOS):** 6749827825 - **Bundle ID:** Coast-Fire-V1 - **Google Play ID:** com.sanca.firecalculator - **Data Window:** Analysis based on signals collected up to 2026-05-08 ## Executive Snapshot Coast FIRE Calculator is a financial planning tool designed to help users determine when their current investments will grow sufficiently to meet retirement income goals. The app provides year-by-year projections based on user-defined variables such as age, savings, and expected returns. ## App DNA (Features & Intent) - **[Standard] Compound Interest Projection:** Calculates the growth of investments over time based on user-provided savings and expected returns. * *User Intent:* Users seek enhanced value through premium features. - **[Standard] Inflation Adjustment:** Incorporates inflation variables into long-term financial calculations. - **[Standard] Customizable Withdrawal Rates:** Allows users to set specific target withdrawal rates for their retirement planning. * *User Intent:* Users value self-expression and personalized experiences. - **[Standard] Year-by-Year Tracking:** Displays progress through a detailed table to monitor financial growth annually. * *User Intent:* Users seek enhanced value through premium features. ## Monetization Strategy - **Model:** Free ## The "So What?" (Strategic Takeaway) {#so-what} Coast FIRE Calculator is an established finance app that is completely free. > **Bottom Line:** This tool provides mathematical projections for retirement planning but is marketed strictly for entertainment purposes. **Best for:** Individuals interested in financial independence and retirement planning. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Total Reviews | 0 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS & Android | | Key Features | 4 analyzed | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Coast FIRE Calculator** (this app) | N/A/5 | N/A | MATTHEW MARSH | | [Polymarket](https://marlvel.ai/apps/polymarket) | 3.3/5 | Upset | Polymarket | | [Kalshi: Trade News & Sports](https://marlvel.ai/apps/kalshi-trade-news-sports) | 4.6/5 | Mixed | KalshiEX LLC | | [Fidelity Investments](https://marlvel.ai/apps/fidelity-investments) | 4.5/5 | Frustrated | Fidelity Investments | | [Webull: Investing & Trading](https://marlvel.ai/apps/webull-investing-trading) | 4.6/5 | Mixed | Webull Technologies Pte. Ltd. | | [rapid! Pay](https://marlvel.ai/apps/rapid-pay) | 4.4/5 | N/A | Green Dot Corporation | ## Company Profile - **Developer:** MATTHEW MARSH - **Website:** [https://mattmarshapps.blogspot.com](https://mattmarshapps.blogspot.com) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/coast-fire-calculator/id6749827825?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.sanca.firecalculator&hl=en&gl=us) - **Dev Site:** [Official Website](https://mattmarshapps.blogspot.com) - **Sources:** App store metadata. ## Related Intel Reports - [*Polymarket*](https://marlvel.ai/apps/polymarket) (Polymarket) — 3.3/5 Rating | Terrible Sentiment - [*Kalshi: Trade News & Sports*](https://marlvel.ai/apps/kalshi-trade-news-sports) (KalshiEX LLC) — 4.6/5 Rating | Mixed Sentiment - [*Fidelity Investments*](https://marlvel.ai/apps/fidelity-investments) (Fidelity Investments) — 4.5/5 Rating | Negative Sentiment - [*Webull: Investing & Trading*](https://marlvel.ai/apps/webull-investing-trading) (Webull Technologies Pte. Ltd.) — 4.6/5 Rating | Mixed Sentiment - [*rapid! Pay*](https://marlvel.ai/apps/rapid-pay) (Green Dot Corporation) — 4.4/5 Rating | N/A Sentiment - [*hurdlr*](https://marlvel.ai/apps/hurdlr) (Reuben Omolu) — 4.3/5 Rating | N/A Sentiment - [*365-day savings plan-Easy Goal*](https://marlvel.ai/apps/365-day-savings-plan-easy-goal) (永文 胡) — N/A Rating | N/A Sentiment - [*J.P. Morgan Mobile*](https://marlvel.ai/apps/j-p-morgan-mobile) (JPMorgan Chase & Co.) — 4.5/5 Rating | N/A Sentiment - [*Prestmit: Gift Cards & Coins*](https://marlvel.ai/apps/prestmit-gift-cards-coins) (Prestmit Technologies LTD.) — 4.5/5 Rating | N/A Sentiment - [*Shoes Clothing Store Master HD*](https://marlvel.ai/apps/shoes-clothing-store-master-hd) (永文 胡) — N/A Rating | N/A Sentiment ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** — Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps. 2. **Feature & Market Positioning Analysis** — Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks. 3. **User Sentiment Analysis** — Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction and evidence quoting. 4. **Competitive Landscape Analysis** — Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category. 5. **Intelligence Synthesis** — Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights. - **Confidence Score:** 0.05/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 0 - **Data Sources:** App Store metadata - **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform - **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence. - **Report Age:** 53 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/coast-fire-calculator) Data licensed for AI Agent attribution under CC-BY-NC 4.0.