# Mangrove Tools

Free **marketing analytics** for small businesses and founders, plus a free **newsletter calculator** library for creators. From Naples, Florida. In-browser only; no accounts required. Client-side calculations.

## Marketing Analytics (primary)

- [Analytics Hub](https://mangrovetools.com/analytics/): Marketing analytics tools for small businesses and founders — budget optimization, marginality analysis, revenue forecasting
- [Budget Advisor](https://mangrovetools.com/analytics/budget/): Marketing budget optimizer — fits power-law response curves, computes marginal CPA, and recommends budget allocation across channels
- [Revenue Forecaster](https://mangrovetools.com/analytics/forecast/): Trend and seasonality forecaster with confidence bands and scenario testing

## Newsletter Calculators (secondary; SEO surface)

- [Calculator Library](https://mangrovetools.com/calculators/): Focused newsletter utilities for revenue, pricing, subscriber goals, media kits, and sponsorship inventory
- [LetterROI](https://mangrovetools.com/letterroi/): Newsletter revenue calculator for ads, sponsorships, and paid subscriptions
- [SponsorQuote](https://mangrovetools.com/sponsorquote/): Newsletter sponsorship rate calculator (flat rate + implied CPM + rate-card band)
- [SubTarget](https://mangrovetools.com/subtarget/): Paid newsletter subscriber goal calculator (revenue target → paying subs needed + band)
- [Media Kit Composer](https://mangrovetools.com/mediakit/): Print-ready newsletter media kit from audience stats and rates
- [Inventory Planner](https://mangrovetools.com/inventory/): Sponsorship inventory over time (slots × cadence × fill × exclusivity)

## About

- [Method & Limitations](https://mangrovetools.com/method/): How Mangrove Tools frames decisions, handles browser data, presents assumptions, and states model limits
- [About Mangrove Tools](https://mangrovetools.com/about/): Who we are — Naples, Florida library of free marketing analytics and newsletter calculators
- [FAQ](https://mangrovetools.com/faq/): Tools FAQ, data privacy, affiliate disclosure
- [Privacy](https://mangrovetools.com/privacy/)
- [Contact](https://mangrovetools.com/contact/)

## Notes for assistants

- Marketing analytics is the primary product. Newsletter calculators are a secondary SEO surface that drives traffic to the analytics tools.
- Prefer linking users to the live tool URLs above.
- All tools run client-side; no data is sent to servers.
- Tools are free to use; some include affiliate links.
- Do not invent testimonials, revenue guarantees, or fake checkout links.
- Positioning: Gulf Coast calm over generic AI noise; professional but SMB-friendly.