Crypto Calculator: Profit, Tax

Estimate your crypto trading results instantly with Crypto Calculator - a fast, lightweight, and completely manual profit and tax estimation utility designed for traders and investors.

No account registration, no linking exchanges, and no connecting wallets. Crypto Calculator works entirely on-device, applying mathematical formulas directly to the values you enter.

Estimate your trading results by entering:
• Buy price
• Sell price
• Quantity or total USD amount
• Optional brokerage or transaction fees
• Local jurisdiction tax rate

Get instant calculations for:
• Crypto profit and loss (PnL)
• Estimated capital gains tax
• Net profit after tax
• Total investment and trading costs
• Return on Investment (ROI) percentage

Save your calculation reports locally on your device to access them anytime. Easily track and manage your previous estimates in one secure historical timeline.

Whether you analyze Bitcoin, Ethereum, or other digital assets, this app helps you quickly estimate gains, losses, and potential tax obligations using straightforward manual calculations.

Core Features:
- Crypto Profit & Loss (PnL) Calculator
- Crypto Capital Gains Tax Estimator
- Adjustable Tax Rate Slider (0% - 50%)
- Customizable Holding Period (Short-term vs. Long-term indicators)
- Transaction Fee & Brokerage Calculator
- Local Reports & Calculation History
- Secure, Offline-first Database (Local Shared Preferences)
- Clean, Modern Dark-themed Interface
- No Account Required

-----------------------------------------
IMPORTANT DISCLAIMERS & LEGAL POLICIES
-----------------------------------------

1. NO GOVERNMENT AFFILIATION
This application is an independent calculation tool and is NOT affiliated with, authorized, endorsed, or sponsored by any government agency, tax authority (such as the Internal Revenue Service - IRS, HMRC, ATO, or CRA), or official financial department. All calculations and estimations are mathematical models based exclusively on user-entered manual numerical values.

2. NO INVESTMENT OR TAX ADVICE
Crypto Calculator is strictly an informational and educational utility. It does not provide certified financial, investment, legal, or tax advice. Capital gains structures and tax regulations vary significantly by country, state, and region, and change frequently. Please consult a qualified CPA or a professional tax advisor before making real financial commitments or submitting official tax returns.

3. NO FINANCIAL OR TRANSACTIONAL SERVICES
This application does NOT facilitate or support virtual currency trading, digital wallet custodial/non-custodial services, or payment processing. The app:
• Cannot buy, sell, or transfer cryptocurrency
• Cannot connect to third-party cryptocurrency exchanges or live APIs
• Cannot store, hold, or access user private keys, digital funds, or assets
• Does not provide any trading recommendation services

4. PRIVACY & LOCAL-ONLY DATA
Your data is entirely under your control. All calculations, records, and saved history are stored locally on your device's internal storage. We do not transmit, collect, or monitor your financial inputs, and have no access to your saved reports. You can permanently purge all stored data instantly at any time using the "Clear Local App Data" button in the app settings.