Crypto Inheritance Calculator
Free Crypto Inheritance Calculator. Plan digital asset succession with multi-sig setup costs, estate tax estimates, and heir distribution modeling.
Plan Crypto Inheritance
Enter your crypto estate details to estimate taxes, per-beneficiary amounts, and get custody recommendations.
How to use Crypto Inheritance Calculator
The Crypto Inheritance Calculator helps plan the transfer of digital assets to heirs by estimating portfolio value at projected future dates, tax implications, and the steps needed to ensure safe custody transfer. Enter your current holdings, expected annual growth rate, and the planning horizon (5-30 years), and the tool projects how much your crypto estate will be worth when inheritance is triggered.
Use the results to determine whether a multi-signature wallet setup, dead man's switch, or traditional trust structure makes sense for your estate size. For a portfolio currently worth $100,000 growing at 15% annually, the projected value in 20 years exceeds $1.6 million — justifying the cost of professional estate planning and secure key management solutions.
Input guide and assumptions
Portfolio value accepts the current total dollar value of all crypto holdings. The annual growth rate should reflect your realistic expectation — historical BTC CAGR since 2015 is roughly 50%, but conservative planning uses 10-20%. The planning horizon sets how many years into the future to project. Tax rate represents the expected estate or inheritance tax bracket in your jurisdiction.
The output breaks down projected value year by year, estimated tax liability, and net inheritance amount. It also provides a checklist: secure seed phrase backup locations, designate a crypto-literate executor, consider multi-sig setups requiring M-of-N keys, and document wallet addresses and exchange accounts for heirs.
How to interpret results correctly
The inheritance calculator estimates the future value of crypto holdings passed to heirs, factoring in growth projections, tax implications, and estate planning costs. If the projected value at the planned transfer date exceeds estate tax thresholds ($13.61M for US federal in 2026), the calculator flags the need for trust structures or gifting strategies to minimize tax erosion.
Review the tax jurisdiction output carefully. Crypto inheritance tax treatment varies dramatically: the US provides a stepped-up cost basis at death (heirs pay zero capital gains on pre-death appreciation), while some European countries tax inherited crypto at 30–55%. This single variable can change the optimal strategy from 'hold until death' to 'gift annually' depending on jurisdiction. Cross-check projected gains with our <a href="/tax-calculator/">tax calculator</a>.
Practical scenarios and planning workflow
Long-term estate planning: you hold 5 BTC ($368,500) and want to ensure your children can access it. Without planning, heirs may not know your wallet exists, cannot access hardware wallet PINs, or face probate delays of 6–18 months. The calculator shows that creating a multi-sig wallet with a dead man's switch plus documented recovery procedures reduces inheritance risk from 'likely total loss' to 'accessible within 30 days'.
Annual gifting strategy: the US allows $18,000 per recipient per year tax-free. Gifting 0.24 BTC ($17,688) annually to each child creates a tax-efficient transfer that also distributes risk. Over 10 years at current prices, this transfers 2.4 BTC per child ($176,880) with zero gift tax. The calculator models cumulative transfers and projected growth.
Risk and execution checklist
- Before using inheritance projections: 1) Confirm your jurisdiction's crypto inheritance tax rules — many changed in 2024–2025. 2) Verify that your growth rate assumption is conservative (use 5–10% for planning, not 50%). 3) Include all crypto holdings across all wallets and exchanges, not just the largest position.
- After calculating: document your crypto recovery plan in a secure location accessible to heirs. This must include: wallet locations, seed phrase storage, exchange account details, and instructions for accessing each. A crypto estate plan is worthless if heirs cannot physically access the assets.
Common mistakes to avoid
- The most catastrophic mistake in crypto inheritance is failing to create any access plan. An estimated 3–4 million BTC (worth $220B+) are permanently lost, many because holders died without sharing wallet access. No amount of financial planning matters if the private keys die with you. Seed phrases stored only in your memory are an inheritance failure waiting to happen.
- Another critical error is using optimistic growth projections for estate planning. Planning around 'BTC to $500K' creates unrealistic expectations and may lead to inadequate tax preparation. Use conservative estimates (5–10% annual growth) for planning purposes and treat higher outcomes as upside rather than baseline expectations.
Performance benchmarks and expectation ranges
Estate tax thresholds by jurisdiction: US federal $13.61M (2026), UK £325K nil-rate band, Germany €400K for children, Japan 10–55% graduated. For crypto-heavy estates near these thresholds, proactive planning can save 20–40% of the estate's value versus reactive tax preparation after death.
Crypto recovery success rates: properly documented multi-sig setups have near-100% heir recovery rates. Hardware wallets with documented PINs/seeds: ~95%. Exchange accounts with named beneficiaries: ~80% (subject to platform policies). Undocumented wallets: <5% recovery rate. Invest in documentation proportional to your holdings' value.
Execution templates you can reuse
Immediate action items: 1) Create a written inventory of all crypto holdings (wallets, exchanges, DeFi positions). 2) Store seed phrases in a fireproof safe with instructions accessible to your executor. 3) Consider a <a href="/crypto-portfolio-rebalance-calculator/">portfolio rebalance</a> to consolidate scattered holdings into fewer wallets for simpler inheritance. 4) Review and update annually.
For holdings over $100K, consult a crypto-specialized estate attorney. The cost ($2,000–$5,000 for a comprehensive crypto estate plan) is trivial compared to the potential 40% estate tax on unprepared transfers or the 100% loss from inaccessible wallets.
Data hygiene and model maintenance
Review your crypto inheritance plan every 6 months. Update wallet inventories when you open new exchange accounts, create new wallets, or significantly change positions. Test your recovery procedures annually — have a trusted person attempt to locate (but not access) your documented assets using only your written instructions.
Keep inheritance documentation technology-agnostic. Write instructions that do not depend on specific software versions or interfaces that may change. 'Navigate to Settings > Security > Recovery Phrase' may be outdated in 2 years. Instead, describe the general principle: 'The 24-word seed phrase stored at [location] restores the wallet in any BIP-39 compatible application.'
Final validation before capital deployment
Test your inheritance plan by simulating a recovery scenario. Give your written instructions to a trusted tech-savvy person and ask them to identify (without actually accessing) every crypto position you hold. If they cannot locate all assets from the documentation alone, the plan has gaps that need fixing before they matter.
Validate tax projections by consulting a CPA familiar with crypto estate planning in your jurisdiction. Tax laws change frequently — a projection based on 2024 rules may be materially wrong under 2026 rules. Annual professional review ensures your plan reflects current law.
Authoritative sources
Frequently asked questions
What is a crypto inheritance calculator?
A crypto inheritance calculator helps plan how heirs will access wallets, including estate tax estimates and multi-sig handoff strategies. Key inputs: portfolio value, jurisdiction, number of heirs, and chosen custody model (single sig, multi-sig, MPC, or custodial).
How do I leave crypto to heirs?
Three common methods: (1) seed phrase split via Shamir Backup (heirs need 2-of-3 shards to reconstruct); (2) multi-sig (e.g., 2-of-3 with executor + heir + lawyer); (3) custodial inheritance via Coinbase, Casa, or Unchained which have legal handoff procedures. Never leave a single seed in a will — it becomes public on probate.
Is inherited crypto taxable?
In the US, inherited crypto receives a stepped-up basis to fair market value at date of death — heirs pay CGT only on appreciation after inheritance. Estate tax applies if total estate >$13.61M (2026 federal exemption). UK: 40% inheritance tax above £325k threshold, no step-up.
What is the most common crypto inheritance mistake?
Single point of failure — keys known only to one person. Surveys estimate $140B+ of BTC is permanently lost from owner deaths. Use 2-of-3 multi-sig with one key with you, one with executor, one in a sealed deposit box; document the recovery process WITHOUT writing the seed itself.
Casa vs Unchained vs DIY multi-sig — which to choose?
Casa Sapphire/Diamond ($1k–10k/year) handles estate planning + key recovery. Unchained Capital offers collaborative multi-sig with legal trust integration. DIY (Sparrow + 3 hardware wallets) is free but heirs need technical skill. For >$500k portfolios, paid services pay for themselves in reduced loss risk.
Should I tell my heirs about my crypto?
Yes — but in stages. They need to know: (1) crypto exists in your estate, (2) where to find recovery instructions, (3) who to contact (executor, custody service). They do NOT need to see seed phrases until you die. Use a "letter of last instruction" stored with your lawyer.
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