Average Cost Calculator
Calculate your DCA average buy price, cost basis, and break-even in seconds. Built for stocks and crypto with zero APIs or accounts.
Buy Price
Quantity
Fees
Buy Price
Quantity
Fees
Buy Price
Quantity
Fees
Cost basis per BTC unit
8.65% vs. cost basis
Total Invested
$13,667.50
Total Units
0.33
Total Fees
$7.50
Current Value
Based on $45,000.00 per unit
ROI
Break-even at $41,416.67
DCA Clarity
Aggregate multi-buy positions into a single cost basis.
Fee Inclusive
Include broker or exchange fees for true break-even.
Instant P/L
Update prices and see profit or loss in real time.
Privacy & Trust First
"Understanding your true 'average cost' is critical for trading psychology. Many beginners only track their buy price, ignoring exchange fees (0.1% - 1.5%), which raises their actual break-even point. This tool factors in those hidden costs, ensuring you don't exit a trade prematurely thinking you are in profit when you are actually just covering fees."
Average Cost & DCA Calculator
Calculate your Dollar Cost Averaging (DCA) average buy price, total cost basis, and break-even point for stocks and crypto. Axonix's free calculator accounts for trading fees to give you the true profitability of your position.
Blazing fast
No server round-trips. No loading bars. Just instant results.
Locked-down privacy
Your data stays in your browser. Period.
Zero friction
Open the page and go. No accounts, no upsells, no clutter.
Built for people who value their time
The 30-second rundown
Drop it in
Paste text, upload a file, or enter your values.
Tweak if needed
Adjust a setting or two — most defaults just work.
Grab the result
Copy, download, or share. Done in seconds.
How This Works
Below is everything you need to get from zero to done. No fluff, just the steps and features that matter.
- 1Enter your asset ticker or name (for example, BTC or AAPL).
- 2Add each purchase with the buy price, quantity, and any fees paid.
- 3Set a current price to calculate unrealized profit or loss instantly.
- 4Review the average cost, break-even price, and total invested amount.
- 5Copy the summary to share or save your cost basis snapshot.
- Multi-buy Cost Basis: Calculates a single average price across all purchases.
- Fee-aware Break-even: Includes trading fees so your break-even is accurate.
- Instant Profit/Loss: See P/L and ROI update in real time as you edit values.
- Stock + Crypto Ready: Works for shares, tokens, or any unit-based asset.
- Zero Data Collection: Everything runs locally in your browser.
Real Ways People Use This
Dollar Cost Averaging (DCA)
Determine your new average entry price after buying more of an asset as its price drops (buying the dip).
Tax Planning
Estimate your total cost basis to calculate potential capital gains or losses before making a sale.
Exit Strategy
Find the exact price you need to sell at to break even or hit a specific profit target after multiple buy-ins.
Crypto Accumulation
Track the average price of your Bitcoin or Ethereum stack across multiple exchanges and fee tiers.
Making the Most of It
Good times to reach for this: Reach for Average Cost & DCA Calculator when you're verifying tokens, checking hashes, or handling anything sensitive. Your data stays on your machine — no risky pasting into random servers.
Typical flow:
- Toss your content into the input — text, file, or whatever you're working with.
- Dial in the settings that match what you actually need.
- Glance over the output to confirm it looks right.
- Grab your result: copy, download, or send it along.
Easy traps to avoid:
- Feeding in sloppy input and assuming the tool will magically sort out every edge case — always eyeball the output first.
- Testing with toy data that looks nothing like your real workload, then getting caught off-guard in production.
- Copy-pasting straight into a live project without a ten-second sanity check. That tiny pause saves hours of cleanup.
Your data stays yours: In most cases, your input never leaves this tab. We don't collect, store, or peek at your data.
Questions That Usually Come Up
Dig Deeper
Want walkthroughs, deep-dives, and edge-case tips? The blog has you covered with practical tutorials written by people who actually use these tools.