DCA · S&P 500 + Bitcoin

Lost everything trading in 2020.

Now I buy BTC and the S&P 500 every week. No timing. Goal: 1 BTC, then FI.

… weekly buys since Aug 2, 2025. Every buy posted.

buy every week

Run your number

I buy $600 a week: $300 in an S&P 500 fund on Tuesdays and $300 of Bitcoin on Fridays. Change the three numbers.

Total put in $312,000
Projected value $445,701

520 weekly buys. An assumption, not a promise. Compounded weekly at the rate you set. This is not financial, investment, or tax advice, and it does not promise a return.

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Free tools

The planner, the log, and the streak board are on the home page. No account. The directory below is the same habit, in other people's words.

The playbook

This list has 277 public tools, stories, strategies, calculators, and research notes about buying a set dollar amount of an S&P 500 fund and Bitcoin on a schedule. Scraped from the open web, including Bogleheads, Bitcoin communities, financial-independence threads, Hacker News, blogs, and the sites of auto-invest tools.

Entries checked October 2026. Summaries are RogLabs's own one-line notes, not quotes from the pages. A link is not a recommendation. Nothing here is financial, investment, or tax advice, and nothing here promises a return.

Browse the directory, 277 links

277 shown

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Acorns

Acorns's home page for an app that invests small, repeating amounts.

Acorns · found 2026-10-14 · Source

Ally Invest

Ally's brokerage page for self-directed investing accounts.

Ally · found 2026-10-14 · Source

Betterment

Betterment's home page for an automated account that invests ongoing deposits.

Betterment · found 2026-10-14 · Source

Betterment recurring deposits

Betterment's note on setting a repeating deposit so contributions land without a manual transfer each time.

Betterment · found 2026-10-14 · Source

Bitcoin Well

Bitcoin Well's page for buying bitcoin straight to a wallet the customer controls.

Bitcoin Well · found 2026-10-14 · Source

bitcoin-dca

An open-source program that places scheduled Bitcoin buys on a few European exchanges and can withdraw them.

GitHub · found 2026-10-14 · Source

Bull Bitcoin

Bull Bitcoin's home page for a non-custodial exchange that buys bitcoin from a bank account and withdraws it to the customer's wallet.

Bull Bitcoin · found 2026-10-28 · Source

Buy Bitcoin on Strike

Strike's buy page, the screen where a repeating Bitcoin purchase is set up.

Strike · found 2026-10-14 · Source

Cash App Bitcoin

Cash App's page for buying and selling bitcoin inside the app.

Cash App · found 2026-10-14 · Source

Cash App vs Strike

A Bitcoin thread comparing Cash App and Strike for repeating purchases, mostly about fees and spread.

r/Bitcoin · found 2026-10-14 · Source

daily recurring bitcoin buys

A Bitcoin question about the fee and spread on a daily recurring buy across a few apps.

r/Bitcoin · found 2026-10-14 · Source

DcaPal

A free browser app that splits a scheduled deposit across a portfolio so the holdings stay near the target weights.

DcaPal · found 2026-10-14 · Source

Fidelity Go

Fidelity's page for Fidelity Go, a managed account that invests ongoing deposits in a preset mix.

Fidelity · found 2026-10-14 · Source

Fidelity index fund ideas

Fidelity's index-fund shelf, a starting list of funds that accept ongoing contributions.

Fidelity · found 2026-10-14 · Source

Fold

Fold's home page for a bitcoin rewards and spending app.

Fold · found 2026-10-14 · Source

FXAIX, Fidelity 500 Index Fund

Fidelity's profile for FXAIX, an S&P 500 index mutual fund, with the fund's stated objective and fees.

Fidelity · found 2026-10-14 · Source

How to buy Bitcoin on Gemini

Gemini's guide to buying bitcoin, including a recurring order on a daily, weekly, or monthly schedule.

Gemini · found 2026-10-21 · Source

Kraken recurring buys

Kraken's page for setting a repeating crypto purchase on a daily, weekly, or monthly schedule.

Kraken · found 2026-10-14 · Source

M1

M1's home page for a brokerage that invests deposits into a chosen mix of funds and stocks.

M1 · found 2026-10-14 · Source

Public.com

Public's home page for a brokerage app that can hold stocks, ETFs, and crypto.

Public · found 2026-10-14 · Source

Recurring orders on Kraken

Kraken's help article on how a verified account schedules, pauses, or retries a recurring order.

Kraken · found 2026-10-14 · Source

Relai

Relai's home page, a European savings app oriented around repeating Bitcoin purchases.

Relai · found 2026-10-14 · Source

River

River's home page for a Bitcoin account aimed at long-term holding.

River · found 2026-10-14 · Source

River recurring Bitcoin purchases

River's write-up of its repeating Bitcoin purchase feature, including the frequencies it offers and how it describes the fee.

River · found 2026-10-14 · Source

Robinhood recurring investments

Robinhood's help article on recurring investment orders, including how a schedule is edited or canceled.

Robinhood · found 2026-10-14 · Source

Schwab ETFs

Charles Schwab's overview of its ETF lineup, including funds used for scheduled buys.

Charles Schwab · found 2026-10-14 · Source

SoFi Invest

SoFi's brokerage page, including accounts people fund on a paycheck schedule.

SoFi · found 2026-10-14 · Source

Stash

Stash's home page for an app that sets an investment mix and can keep adding to it automatically.

Stash · found 2026-10-14 · Source

Strike

Strike's home page, a Bitcoin app people use for repeating buys and transfers.

Strike · found 2026-10-14 · Source

Swan Bitcoin

Swan's home page for an account built around ongoing Bitcoin purchases.

Swan Bitcoin · found 2026-10-14 · Source

Unchained

Unchained's home page for collaborative-custody Bitcoin accounts.

Unchained · found 2026-10-14 · Source

Vanguard automatic transactions

Vanguard's page on recurring transfers and automatic mutual-fund purchases that run on a schedule.

Vanguard · found 2026-10-14 · Source

VOO quote on Schwab

Charles Schwab's quote page for VOO, Vanguard's S&P 500 ETF.

Charles Schwab · found 2026-10-14 · Source

VOO, Vanguard S&P 500 ETF

Vanguard's profile for VOO, the S&P 500 ETF many scheduled purchases use.

Vanguard · found 2026-10-14 · Source

$250k - An Immigrant's Journey

An immigrant's financial-independence update on a multi-year saving and investing streak.

r/financialindependence · found 2026-10-14 · Source

1111 Days since FIRE, Retired @45

A first-person note from someone a few years past leaving a long engineering job, on how the portfolio is drawn.

r/financialindependence · found 2026-10-14 · Source

A brief history of the stash

A first-person account of saving and investing from a standing start until the household could retire, over nine years.

Mr. Money Mustache · found 2026-10-28 · Source

Cleaning up/consolidating

A Bogleheads request for a plain way to consolidate taxable and tax-advantaged accounts.

r/Bogleheads · found 2026-10-14 · Source

Eleven Year Update

An eleven-year financial-independence update with the poster's own charts of contributions and allocation.

r/financialindependence · found 2026-10-14 · Source

Is advisor worth it?

A Bogleheads poster weighing an advisor fee against running a simple mix themselves after a rollover to Vanguard.

r/Bogleheads · found 2026-10-14 · Source

Mid 50's Pre-Retirement Millionaire

A financial-independence post from a mid-career professional comparing their path with higher-income retirement stories.

r/financialindependence · found 2026-10-14 · Source

Newbie setting up a recurring buy

A first-time buyer asking how a small daily Bitcoin purchase is set up, and why one app waives a recurring fee.

r/Bitcoin · found 2026-10-14 · Source

Portfolio reallocation

A Bogleheads poster describing a shift from single stocks into broad index funds.

r/Bogleheads · found 2026-10-14 · Source

Prepping for pre-65 years

A financial-independence snapshot of taxable and retirement balances for the years before age 65.

r/financialindependence · found 2026-10-14 · Source

Strike blog

Strike's blog index, the company's own notes on using the app.

Strike · found 2026-10-14 · Source

Ten Year Progress Reflection

A ten-year career reflection posted to financial independence, centered on steady saving rather than trades.

r/financialindependence · found 2026-10-14 · Source

The Bitcoin Retirement Plan

A personal account of buying bitcoin on a monthly schedule and tracking how the holdings change over time.

Carl Menger · found 2026-10-21 · Source

The world's worst market timer

A Wealth of Common Sense story about an investor who only bought at peaks and still stayed invested.

A Wealth of Common Sense · found 2026-10-14 · Source

401(k)

The Bogleheads wiki page on 401(k) plans and the fund choices inside them.

Bogleheads Wiki · found 2026-10-14 · Source

401k Setup

A Bogleheads question about the first fund mix in a new Vanguard 401(k), including a rollover.

r/Bogleheads · found 2026-10-14 · Source

Approximating total stock market

The Bogleheads wiki page on building a total-market exposure when a plan's fund menu is limited.

Bogleheads Wiki · found 2026-10-14 · Source

Are there any Boglehead funds out there?

A Bogleheads question about a single fund that already holds a three-fund mix, so automatic deposits have one destination.

r/Bogleheads · found 2026-10-14 · Source

Asset allocation

The Bogleheads wiki page on choosing a stock and bond split before the contributions begin.

Bogleheads Wiki · found 2026-10-14 · Source

Automated saving and investing

Fidelity's note on pairing automatic bank transfers with repeating investments, and how that schedule relates to dollar-cost averaging.

Fidelity · found 2026-10-14 · Source

Backdoor Roth

The Bogleheads wiki page on the backdoor Roth contribution path when direct Roth contributions are limited.

Bogleheads Wiki · found 2026-10-14 · Source

Dollar-cost averaging

The Bogleheads wiki page on dollar-cost averaging, including how the wiki separates it from investing each paycheck as it arrives.

Bogleheads Wiki · found 2026-10-14 · Source

Dollar-cost averaging versus lump sum, Kitces

An essay that compares a scheduled series of buys with investing the same cash at once, treating the schedule as a way to spread short-term price swings.

Kitces · found 2026-10-14 · Source

Employer retirement plans overview

The Bogleheads wiki overview of workplace retirement plans where payroll deferrals are invested.

Bogleheads Wiki · found 2026-10-14 · Source

ETFs vs mutual funds

The Bogleheads wiki comparison of ETFs and mutual funds for ongoing contributions.

Bogleheads Wiki · found 2026-10-14 · Source

Getting started

The Bogleheads wiki starting page for someone setting up a long-term contribution plan.

Bogleheads Wiki · found 2026-10-14 · Source

Glide paths

The Bogleheads wiki page on how a stock and bond mix can change as a goal date gets closer.

Bogleheads Wiki · found 2026-10-14 · Source

How much to save for retirement

Fidelity's viewpoint on choosing a savings amount, the input that a contribution schedule then invests.

Fidelity · found 2026-10-14 · Source

How to invest a lump sum

An Of Dollars and Data walkthrough of choices for cash that is already in hand.

Of Dollars and Data · found 2026-10-14 · Source

How to start investing

Fidelity's beginner walkthrough of opening an account and making a first contribution.

Fidelity · found 2026-10-14 · Source

If You Can

William Bernstein's free booklet on saving a set share of pay into three broad index funds and rebalancing once a year.

Efficient Frontier · found 2026-10-21 · Source

Index fund

The Bogleheads wiki page on index funds.

Bogleheads Wiki · found 2026-10-14 · Source

Individual bonds vs a bond fund

The Bogleheads wiki comparison of holding individual bonds versus a bond fund in the steadier part of a mix.

Bogleheads Wiki · found 2026-10-14 · Source

Investment policy statement

The Bogleheads wiki page on writing down the contribution and allocation rules you intend to follow.

Bogleheads Wiki · found 2026-10-14 · Source

Just Keep Buying

A 2017 essay by Nick Maggiulli on buying assets continually, which he connects to dollar-cost averaging.

Of Dollars and Data · found 2026-10-28 · Source

Lazy portfolios

The Bogleheads wiki list of simple fund mixes meant to be funded and left alone.

Bogleheads Wiki · found 2026-10-14 · Source

Lump-sum investing

The Bogleheads wiki page on investing a sum you already hold instead of metering it out.

Bogleheads Wiki · found 2026-10-14 · Source

Lump-sum investing

Fidelity's explainer of putting available cash to work in one purchase rather than spreading it out.

Fidelity · found 2026-10-14 · Source

Managing a windfall

The Bogleheads wiki page on a sudden sum of cash, including the choice to invest it at once or over several months.

Bogleheads Wiki · found 2026-10-14 · Source

Mega-backdoor Roth

The Bogleheads wiki page on after-tax 401(k) contributions that some plans let you convert.

Bogleheads Wiki · found 2026-10-14 · Source

NerdWallet on lazy portfolios

NerdWallet's walkthrough of simple two-fund and three-fund index mixes, including adding money on a set schedule.

NerdWallet · found 2026-10-21 · Source

Prioritizing investments

The Bogleheads wiki page on the usual order of workplace match, high-interest debt, and tax-advantaged accounts.

Bogleheads Wiki · found 2026-10-14 · Source

Rebalancing

The Bogleheads wiki page on putting a drifted mix back to its targets, often with new contributions.

Bogleheads Wiki · found 2026-10-14 · Source

Reinvesting dividends

Vanguard's explanation of using dividends to buy more shares of the same holding automatically.

Vanguard · found 2026-10-14 · Source

River Learn

River's public learning section on Bitcoin, including how scheduled buying is described.

River · found 2026-10-14 · Source

Roth IRA

The Bogleheads wiki page on Roth IRAs.

Bogleheads Wiki · found 2026-10-14 · Source

Swan Bitcoin articles

Swan's public article list, including explainers around saving in Bitcoin.

Swan Bitcoin · found 2026-10-14 · Source

Target date funds

The Bogleheads wiki page on target-date funds that change their stock and bond mix as a date approaches.

Bogleheads Wiki · found 2026-10-14 · Source

Tax loss harvesting

The Bogleheads wiki page on selling a holding at a loss in a taxable account while keeping a similar market exposure.

Bogleheads Wiki · found 2026-10-14 · Source

Tax-efficient fund placement

The Bogleheads wiki page on which funds tend to sit in taxable accounts versus IRAs.

Bogleheads Wiki · found 2026-10-14 · Source

Taxable account

The Bogleheads wiki page on investing in a regular brokerage account after tax-advantaged room is used.

Bogleheads Wiki · found 2026-10-14 · Source

The Stock Series

JL Collins's stock-series index, a long public guide to buying broad stock funds and holding them.

JL Collins · found 2026-10-14 · Source

Three-fund portfolio

The Bogleheads wiki page on a portfolio of a total U.S. stock fund, a total international fund, and a bond fund.

Bogleheads Wiki · found 2026-10-14 · Source

Three-fund portfolio on Portfolio Charts

Portfolio Charts' page for a three-fund mix of U.S. stocks, developed-market stocks, and Treasury bonds, with long-run charts.

Portfolio Charts · found 2026-10-21 · Source

Traditional IRA

The Bogleheads wiki page on traditional IRAs.

Bogleheads Wiki · found 2026-10-14 · Source

Value averaging

The Wikipedia article on value averaging, a cousin of dollar-cost averaging that changes the contribution to hit a target path.

Wikipedia · found 2026-10-14 · Source

Value averaging

The Bogleheads wiki page on value averaging, which varies the next contribution to follow a target balance.

Bogleheads Wiki · found 2026-10-14 · Source

Vanguard investor education

Vanguard's library of investor education articles on funds, accounts, and contributions.

Vanguard · found 2026-10-14 · Source

What are ETFs?

Vanguard's explainer of exchange-traded funds.

Vanguard · found 2026-10-14 · Source

What are index funds?

Fidelity's primer on index funds, the usual vehicle for a hands-off stock contribution.

Fidelity · found 2026-10-14 · Source

What is an ETF?

Fidelity's primer on exchange-traded funds and how they differ from mutual funds.

Fidelity · found 2026-10-14 · Source

What is dollar-based investing?

Vanguard's note on buying by dollar amount, including fractional ETF shares, which is how a fixed contribution lands.

Vanguard · found 2026-10-14 · Source

Why I don't like dollar cost averaging

JL Collins on why he would invest a lump sum in a total-market index fund rather than spread that cash over later dates.

JL Collins · found 2026-10-21 · Source

Bitcoin dollar-cost average strategies

A chart that replays fixed-dollar Bitcoin purchases over a chosen span and places them next to dollars, gold, and stock indexes.

Look Into Bitcoin · found 2026-10-14 · Source

Bitcoin return calculator

DQYDJ's calculator for the change in a bitcoin holding between two dates, including an inflation adjustment.

DQYDJ · found 2026-10-21 · Source

Bitcoin vs stocks DCA calculator

A calculator that compares a repeating Bitcoin purchase with a repeating stock purchase over a chosen window.

Bitcoin vs Stocks · found 2026-10-14 · Source

Calculating personal returns

The Bogleheads wiki page on computing your own return when contributions arrive on many dates.

Bogleheads Wiki · found 2026-10-14 · Source

cFIREsim

A retirement calculator that runs a portfolio, including ongoing savings, through past market sequences.

cFIREsim · found 2026-10-21 · Source

Compound interest calculator

The SEC's compound-interest calculator for projecting a repeating contribution under assumptions you type in.

Investor.gov · found 2026-10-14 · Source

dcaBTC

A public site for looking at a historical Bitcoin purchase schedule.

dcaBTC · found 2026-10-14 · Source

FI Calc

A browser calculator that projects how long a portfolio lasts from savings, spending, and allocation inputs.

FI Calc · found 2026-10-28 · Source

FIRE calculator (Engaging Data)

An interactive calculator that estimates an early-retirement date from savings, spending, and an assumed return.

Engaging Data · found 2026-10-28 · Source

FIRECalc

A retirement calculator that runs a spending plan against past market histories.

FIRECalc · found 2026-10-28 · Source

Future value calculator

Calculator.net's future-value calculator for a present amount and a series of payments.

Calculator.net · found 2026-10-14 · Source

Investment calculator

Calculator.net's investment calculator for a starting amount plus a repeating contribution.

Calculator.net · found 2026-10-14 · Source

iShares investment growth calculator

iShares' calculator for an initial amount plus a monthly contribution over a chosen number of years and an assumed rate.

iShares · found 2026-10-14 · Source

Portfolio Visualizer backtest

Portfolio Visualizer's backtest tool for a fund mix and a contribution schedule you define.

Portfolio Visualizer · found 2026-10-14 · Source

Savings goal calculator

The SEC's calculator for a savings target and the periodic amount that reaches it under your assumptions.

Investor.gov · found 2026-10-14 · Source

401(k)

The Wikipedia article on 401(k) plans and payroll contributions.

Wikipedia · found 2026-10-14 · Source

401(k) plans, Investor.gov

The SEC's glossary entry for workplace 401(k) plans, where payroll contributions are invested automatically.

Investor.gov · found 2026-10-14 · Source

Asset allocation

The Wikipedia article on dividing a portfolio across asset classes.

Wikipedia · found 2026-10-14 · Source

Bitcoin

The Wikipedia article on Bitcoin, the asset the recurring-buy tools in this list purchase.

Wikipedia · found 2026-10-14 · Source

Compound interest

The Wikipedia article on compound interest, the arithmetic behind leaving contributions invested.

Wikipedia · found 2026-10-14 · Source

Cost basis

The Wikipedia article on cost basis, the record of what a scheduled buyer paid.

Wikipedia · found 2026-10-14 · Source

Dollar cost averaging

The Wikipedia article defining dollar-cost averaging and distinguishing it from simply investing each paycheck.

Wikipedia · found 2026-10-14 · Source

Expense ratio

The Wikipedia article on the expense ratio, the ongoing fee taken from a fund.

Wikipedia · found 2026-10-14 · Source

Expense ratios

The Bogleheads wiki page on fund expense ratios and why small ongoing fees matter over decades.

Bogleheads Wiki · found 2026-10-14 · Source

Gemini Cryptopedia

Gemini's public crypto glossary, a reference shelf next to its exchange.

Gemini · found 2026-10-14 · Source

Index fund

The Wikipedia article on index funds.

Wikipedia · found 2026-10-14 · Source

John C. Bogle

The Wikipedia biography of John Bogle, who popularized low-cost index funds for individual investors.

Wikipedia · found 2026-10-14 · Source

Modern portfolio theory

The Wikipedia article on modern portfolio theory, the academic frame behind simple stock-and-bond mixes.

Wikipedia · found 2026-10-14 · Source

Mutual fund

The Wikipedia article on mutual funds.

Wikipedia · found 2026-10-14 · Source

Mutual funds and fees

The Bogleheads wiki page on the fees that sit inside mutual funds.

Bogleheads Wiki · found 2026-10-14 · Source

Mutual funds, FINRA

FINRA's investor page on how mutual funds pool money, charge ongoing expenses, and price once a day.

FINRA · found 2026-10-14 · Source

Passive management

The Wikipedia article on passive management, the approach of tracking a market instead of picking winners.

Wikipedia · found 2026-10-14 · Source

Roth IRA

The Wikipedia article on Roth IRAs.

Wikipedia · found 2026-10-14 · Source

S&P 500

The Wikipedia article on the S&P 500, the index behind VOO, SPY, IVV, and similar funds.

Wikipedia · found 2026-10-14 · Source

S&P 500 index

The Bogleheads wiki page on the S&P 500 and the funds that track it.

Bogleheads Wiki · found 2026-10-14 · Source

Safe withdrawal rates

The Bogleheads wiki page on withdrawal-rate research for a portfolio after contributions stop.

Bogleheads Wiki · found 2026-10-14 · Source

Safe withdrawal rates, part 1

The first essay in a series that measures historical withdrawal rates for portfolios of stocks and bonds.

Early Retirement Now · found 2026-10-28 · Source

The Arithmetic of Active Management

William Sharpe's 1991 paper arguing that active managers, as a group, lag the market by their costs.

William F. Sharpe · found 2026-10-28 · Source

The Vanguard Group

The Wikipedia article on Vanguard, the fund company most associated with the index-fund habit.

Wikipedia · found 2026-10-14 · Source

Traditional and Roth IRAs

The IRS page describing traditional and Roth IRAs, the two account types many contribution schedules use.

IRS · found 2026-10-14 · Source

VOO quote on Morningstar

Morningstar's quote page for VOO, Vanguard's S&P 500 ETF, with the fund's public profile.

Morningstar · found 2026-10-14 · Source

VTSAX quote on Morningstar

Morningstar's quote page for VTSAX, with the fund's public profile and category.

Morningstar · found 2026-10-14 · Source

Wash sale

The Bogleheads wiki page on the wash-sale rule that can disallow a loss when a replacement share is bought too soon.

Bogleheads Wiki · found 2026-10-14 · Source

What is a 401(k) plan?

The Consumer Financial Protection Bureau's plain-language answer on workplace 401(k) plans.

CFPB · found 2026-10-14 · Source

What to do with your next dollar

A Vanguard research note on ordering the next saved dollar across debt payoff and long-term accounts.

Vanguard · found 2026-10-14 · Source

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