Sats & Wei: Crypto Calculator

Sats & Wei is a fast, offline crypto calculator built for Bitcoin (BTC) and Ethereum (ETH). Convert sats / satoshi and wei, calculate profit & loss, find break-even, and check ROI in seconds, without juggling multiple apps or messy spreadsheets.

Whether you’re buying, selling, or DCA (dollar-cost averaging), Sats & Wei helps you make clear decisions with simple, accurate math.

What you can do

• Bitcoin converter: BTC ⇄ sats (satoshi) • Ethereum converter: ETH ⇄ wei • Profit and loss calculator (USD-based results) • Break-even price and sell target tools • ROI calculator for trades and positions • DCA tracker: add entries, totals, and average cost (entries persist between sessions) • Tax estimate calculator for quick scenarios • Save default fee preferences so calculations stay consistent across tools • Use everything fast and offline

Why it’s better

• No account required • No wallet connection • No ads • No in-app purchases • No clutter—just the BTC/ETH tools you actually need

Open the app, enter your numbers, and get clarity in seconds.