Expert Guide Editorially reviewed

The Best Investing Apps in 2026

The brokerages worth trusting with real money, ranked on fees, research depth, account types, and whether the app helps you invest or just gamble.

Louis CorneloupFounder, Dupple · 600,000+ readers · Updated Jul 2026

Independently researched. No pay-for-placement. 5 tools compared

TL;DR

The best investing app in 2026 is Fidelity for most people, combining zero-fee funds, deep research, and a great app. Charles Schwab is the strongest all-rounder with thinkorswim for chart-driven traders, Interactive Brokers wins for active and international investors, Robinhood is the simplest on-ramp for beginners, and Public is the pick for bonds, treasuries, and multi-asset investing. All charge zero commission on US stocks, so choose on funds, research, and account types.

Commission-free trading is now table stakes, so the real differences between investing apps hide in the details: fund expense ratios, the quality of research, which account types you can open, and how the interface nudges your behavior. We looked at what actually compounds over decades, not which app has the flashiest options screen. Whether you are dollar-cost-averaging into index funds or trading daily, here are the five brokerages worth your money.

Top Picks

Based on features, real-world fit, and value for money.

Fidelity

Top Pick

Best for: Most long-term investors

Pricing$0 stock/ETF commissions; $0.65/option contract

+Zero-fee proprietary index funds

+Excellent research and retirement accounts

+Strong cash management and app

−Interface can feel busy for beginners

−No direct crypto beyond Bitcoin and Ether

Visit Fidelity →

Charles Schwab

Best for: All-around investors and chart-driven traders

Pricing$0 stock/ETF commissions; $0.65/option contract

+thinkorswim is elite for active traders

+Huge no-fee fund selection

+Excellent customer service and branches

−Two apps can feel disjointed

−Idle cash swept to low default yield

Visit Charles Schwab →

Interactive Brokers

Best for: Active and international investors

Pricing$0 on IBKR Lite; lowest margin rates

+Access to global markets and currencies

+Lowest margin rates in the industry

+Powerful tools for active traders

−Steep learning curve

−Overkill for casual buy-and-hold investors

Visit Interactive Brokers →

Robinhood

Best for: Beginners and mobile-first investors

Pricing$0 commissions; Gold $5/mo

+Easiest app for new investors

+Fractional shares and clean design

+3% IRA match and high cash yield on Gold

−Lighter research than incumbents

−Design can encourage overtrading

Visit Robinhood →

Public

Best for: Bonds, treasuries, and multi-asset investing

Pricing$0 stock/ETF commissions; $0.35/option contract

+Easy access to bonds and treasuries

+Multi-asset in one app

+High-yield cash and clean design

−No traditional or Roth IRAs yet

−No mutual funds or futures

Visit Public →

What it is

An investing app is a brokerage account you manage from your phone or browser. It lets you buy and sell stocks, ETFs, options, and often bonds, treasuries, and crypto, and it holds your positions and cash. The good ones add fractional shares, retirement accounts, research tools, and automatic investing. The category spans everything from bare-bones mobile-first apps to full-service brokerages with decades of infrastructure behind them.

Why it matters

Where you hold your money quietly decides how much of it you keep. A fund with a 0% expense ratio versus one at 0.5% is thousands of dollars over an investing lifetime, and the availability of a Roth IRA or a low margin rate shapes your real returns as much as any stock pick. Just as important, the app's design either encourages patient investing or pushes you toward the kind of frequent trading that quietly erodes gains. The right platform makes the boring, winning behavior the easy one.

Key features to look for

Fund costs and commissionsEssential

Zero-commission stock and ETF trades are standard, but expense ratios on funds and options contract fees are where costs actually live over time.

Account typesEssential

Access to taxable brokerage, traditional and Roth IRAs, and rollovers. Missing retirement accounts is a real limitation for long-term investors.

Research and screening tools

Quality analyst research, screeners, and data. The difference between guessing and making an informed decision, especially for individual stocks.

Range of assets

Stocks and ETFs are universal, but access to bonds, treasuries, options, and fractional shares widens what you can actually build a portfolio from.

App design and behaviorEssential

An interface that encourages steady investing rather than constant trading protects your returns more than most people realize.

Cash management and yield

Interest on uninvested cash and integrated high-yield options mean your idle money is not sitting at 0% while you decide what to buy.

Mistakes to avoid

×Chasing the flashiest trading interface over low fund costs. A slick options screen means nothing next to a 0% versus 0.5% expense ratio compounding for thirty years.

×Opening a taxable account when a Roth or traditional IRA fits your goal. Skipping the tax-advantaged account leaves real money on the table every single year.

×Letting the app's design pull you into frequent trading. Constant buying and selling almost always underperforms leaving a diversified portfolio alone.

Expert tips

→Prioritize the brokerage that offers the account type you need most, usually a Roth or traditional IRA, before you weigh anything else.

→Automate recurring investments into low-cost index funds so contributing becomes a default, not a monthly decision you might skip.

→Check where each app parks your uninvested cash. A high-yield sweep quietly adds returns while you decide what to buy.

The bottom line

For the vast majority of investors, Fidelity is the right home base: zero-fee funds, strong research, and every account type you need. Charles Schwab matches it and adds thinkorswim for active traders, while Interactive Brokers is the clear winner for global reach and low margin. Beginners should start with Robinhood for its simplicity, and Public is the standout if you want bonds and treasuries alongside stocks. Pick on account types and fund costs, since the commissions are already zero everywhere.

Frequently asked questions

Which investing app is best for beginners?

Robinhood is the easiest place to start, with a clean app and fractional shares. Fidelity is the better long-term home once you want retirement accounts and research, and both are free to trade stocks and ETFs.

Are these investing apps actually free?

Stock and ETF trades are commission-free across all five. Costs still hide in fund expense ratios, options contract fees, and margin interest, which is where you should compare rather than on trade commissions.

Is my money safe in an investing app?

Reputable US brokerages carry SIPC insurance covering up to $500,000 in securities if the firm fails, which is separate from market losses. Use strong credentials and two-factor authentication on any account holding real money.

Can I hold retirement accounts in these apps?

Fidelity, Schwab, Interactive Brokers, and Robinhood all offer traditional and Roth IRAs. Public does not offer IRAs as of early 2026, so it is better as a taxable brokerage for stocks, bonds, and treasuries.