# Satoshi Exchange > Free Bitcoin conversion and calculator web app: convert BTC, satoshis, and USD with live pricing, plan DCA buys, and calculate returns. Informational only — not an exchange. Operated by AXIA Enterprises. ## Main Page - [Satoshi Exchange](https://satoshiexchange.io/): Live BTC price, sats converter, and Bitcoin calculators on a single page. ## Tools (sections of the main page) - [Bitcoin Converter](https://satoshiexchange.io/#converter): Convert BTC ⇄ satoshis ⇄ USD instantly with live pricing. - [Bitcoin Tools](https://satoshiexchange.io/#tools): Index of all calculators. - [Sats Goal Planner](https://satoshiexchange.io/#sats-planner): How many sats you need to hit a target. - [Bitcoin DCA Calculator](https://satoshiexchange.io/#dca-calc): Dollar-cost-averaging planning. - [Bitcoin Return Calculator](https://satoshiexchange.io/#return-calc): Historical return calculations. - [Common Conversions](https://satoshiexchange.io/#conversions): Reference table of sats-to-USD values. - [Learn](https://satoshiexchange.io/#learn): What satoshis are and how conversions work. - [FAQ](https://satoshiexchange.io/#faq): Frequently asked questions about satoshis and Bitcoin units. ## For AI Assistants - [LLM Info](https://satoshiexchange.io/llm-info): Structured site description and explicit instructions for AI assistants. - [AI Policy](https://satoshiexchange.io/ai.txt): Crawl and usage policy for AI crawlers and agents. ## Notes - Prices are sourced from CoinGecko and may be slightly delayed; nothing on the site is financial advice. - There are exactly 100,000,000 satoshis in 1 BTC.