Robinhood requires $0 to open an account and lets you buy fractional shares starting at $1. Fidelity has no account minimum and offers fractional shares on thousands of stocks and ETFs. Acorns charges $3 per month for its basic plan and invests your spare change from everyday purchases. Schwab’s Stock Slices program lets you buy fractional shares of S&P 500 companies for as little as $5. These numbers make the old excuse of “I don’t have enough to invest” obsolete.
What Are Fractional Shares and How Do They Work?
Fractional shares eliminated the biggest barrier to entry for new investors. Before this feature existed, buying one share of a company like Berkshire Hathaway Class A (over $600,000 per share) was impossible for retail investors. Even mainstream stocks at $100 to $300 per share were out of reach for someone investing $50.
Robinhood, Fidelity, Schwab, and Interactive Brokers all support fractional share trading. According to FINRA, fractional share programs are covered by the same investor protections as whole share purchases, including SIPC insurance. For a broader comparison, see our best investing apps for beginners guide.
Which Apps Let You Start Investing With $50 or Less?
| App | Minimum Investment | Monthly Fee | Key Feature |
|---|---|---|---|
| Robinhood | $1 | $0 | Commission-free stocks, ETFs, crypto |
| Fidelity | $1 | $0 | Fractional shares, mutual funds, research tools |
| Schwab | $5 (Stock Slices) | $0 | S&P 500 fractional shares, full brokerage |
| Acorns | $0 (round-ups) | $3-$12 | Automatic round-up investing |
| Stash | $5 | $3-$9 | Guided stock picks, fractional shares |
| SoFi Invest | $1 | $0 | Active and automated portfolios |
My clear recommendation for a beginner with $50: open a Fidelity account. It charges no fees, offers excellent research tools, and provides fractional shares on thousands of securities. Robinhood is a close second for its clean interface, but Fidelity’s educational resources and customer service give it the edge for someone learning to invest. You can read about our evaluation criteria at how we research.
Are Micro-Investing Apps Like Acorns Worth the Fees?
Acorns works by rounding up your debit and credit card purchases to the nearest dollar and investing the difference. A $3.40 coffee generates a $0.60 investment. Over a month, a typical user accumulates $20 to $50 in round-ups, according to Acorns.
Stash charges $3 per month for its Growth plan and offers guided investing with themed portfolios. Both apps are designed to build the habit of investing. The behavioral nudge is real, but the math is brutal at small balances.
Once your portfolio exceeds $1,000, the fee ratio drops to a more reasonable 0.3% annually at Acorns. Below that threshold, a free brokerage like Fidelity or Robinhood delivers better value. The trade-off is that you lose the automatic round-up feature, so you need more discipline to contribute manually.
What Should You Invest In With $50?
Index funds outperform the majority of actively managed funds over 15-year periods. Data from the S&P Global SPIVA Scorecard shows that over 90% of large-cap active fund managers underperformed the S&P 500 over a 20-year period. This is why most financial advisors recommend index investing for beginners.
With $50, you can buy fractional shares of VTI, SPY, or the Fidelity ZERO Total Market Index Fund (FZROX), which has a 0.00% expense ratio. FZROX is only available at Fidelity, and it is genuinely free to own. Starting with one broad index fund is smarter than splitting $50 across five individual stocks.
What Is Dollar-Cost Averaging and Why Does It Matter?
Robinhood and Fidelity both support recurring investments. You can set up automatic $25 weekly purchases of an index fund and never think about timing the market. According to research from Vanguard, lump-sum investing outperforms dollar-cost averaging about two-thirds of the time, but dollar-cost averaging reduces volatility and is psychologically easier for beginners.
The most important factor is consistency, not timing. An investor who contributes $50 biweekly for 30 years at a 7% average annual return accumulates approximately $132,000. The same investor waiting to save a large lump sum before starting typically invests later and accumulates less.
What Mistakes Should Beginners Avoid?
Short-term capital gains are taxed as ordinary income, which can reach 22% to 37% for higher earners. Long-term capital gains (on investments held over one year) are taxed at 0%, 15%, or 20%. Frequent trading increases your tax bill and rarely improves returns. The SEC provides free investor education resources for beginners.
Consider opening a Roth IRA through Fidelity or Schwab instead of a taxable brokerage account. Contributions grow tax-free, and qualified withdrawals in retirement are tax-free. The annual contribution limit is $7,000 for individuals under 50. Starting a Roth IRA with $50 per paycheck is one of the most impactful financial decisions a young adult can make.
Frequently Asked Questions
Sources
- FINRA – Investor Education, finra.org
- S&P Global – SPIVA Scorecard, spglobal.com
- SEC – Investor.gov, sec.gov
- Vanguard – Investment Research, vanguard.com
- Acorns – Official Site, acorns.com
- Fidelity – Official Site, fidelity.com


