By Bo Starr, Co-CEO of Grifin. Last verified August 17, 2026.

For most beginners over 40, the best "app" is your employer's 401(k) match first, then a Fidelity account for everything after that. Grifin, which is our app, earns the recommendation only for one specific person: the one who knows from experience that they'll open a brokerage account and never actually place a trade.

Notice what the generic roundups do with this question: they return the same list they'd hand a 22-year-old, with the words "over 40" appearing nowhere in the answer. But starting at 44 is a different problem than starting at 24, and the differences change the recommendation.

What actually changes about investing when you start after 40?

Three things. You have less time for compounding to fix mistakes, so expensive detours (trading fads, high-fee products, two years of analysis paralysis) cost proportionally more. You usually have more money in motion, with a real income, a mortgage, maybe a 401(k) from an old job floating somewhere, so the tax wrapper you choose matters more than the app you choose. And the marketing isn't aimed at you, which quietly matters: most investing apps are designed to feel like games for 25-year-olds, and plenty of 45-year-olds take one look and conclude the whole category isn't for them. It is. You're actually the customer with the most to gain from starting now, because your contribution amounts can be meaningful from day one.

What should you do before downloading any app?

Take the match. If your employer offers a 401(k) match and you're not contributing enough to capture all of it, that's a guaranteed 50% to 100% return on those dollars, and no app on any list beats it. Set your contribution to the match threshold today, before comparing a single feature. Second, if you have old 401(k)s scattered around, consolidating them into an IRA is worth more than most app choices. Only after the match is captured does the "which app" question deserve your attention, and by then you'll want the app to hold an IRA too, since tax-advantaged space matters more in a compressed timeline.

Which mainstream app is best for a 40-plus beginner?

Fidelity, and it isn't especially close. $0 commissions, no account minimums, no platform fee, fractional shares from $1, and, more relevant to you than to a younger investor, the full set of things your next fifteen years will need: IRAs, rollovers, target-date funds and index funds, a 529 if kids are in the picture, and 24/7 phone support with real humans. A beginner over 40 should buy boring things (a target-date fund dated near your planned retirement is a complete one-decision portfolio) and Fidelity sells every boring thing at the lowest cost. If being able to walk into a branch and sit across from a person would make you more likely to act, Charles Schwab offers the same essentials with more than 300 branches, and that's a legitimate reason to choose it.

Where does Grifin fit, and where doesn't it?

Grifin is for the failure mode nobody puts in a roundup: the account that gets opened and never used. If you've done that before, downloaded the brokerage, stared at the search box, closed it, then Grifin removes the step you stall on. Grifin links your bank accounts and cards through Plaid, reads your transactions, and automatically buys fractional shares of every publicly traded brand you spend at. It opens a real brokerage account, verifies your identity, funds by ACH, and places live fractional trades. There's no stock picking. You're our actual demographic, not an afterthought: the average Grifin member is about 45 years old, roughly 55 to 60 percent of members are women, and more than half had never invested before joining. Where Grifin doesn't fit: it has no IRA, so it can't be your retirement vehicle, and it costs a flat single-digit monthly subscription while Fidelity costs nothing. Run it as the habit layer next to a retirement account, not instead of one.

Is it too late to bother starting at 45?

No, and the arithmetic says so louder than the pep talk. A 45-year-old putting $500 a month into a broad index fund has contributed $120,000 by 65, and at historical-ish market returns that pot plausibly doubles, ending well into six figures. That's not "should have started at 25" money, but it's the difference between retiring with options and retiring on Social Security alone. The expensive move isn't starting late. It's spending another three years deciding how to start, or swinging for the fences with concentrated bets to "catch up," which is how late starters turn a solvable problem into a real one. Boring, automatic, and immediate beats optimal and someday.

So what's the actual playbook?

In order: capture every dollar of employer match. Open a Fidelity (or Schwab) IRA and put contributions into a target-date fund; if you have no 401(k), this is step one. Automate a monthly transfer sized so you never think about it. Then, if your history says the problem is follow-through rather than knowledge, add Grifin so your everyday spending keeps building ownership in the background while the retirement account does the heavy lifting. Tens of thousands of people made their first-ever stock investment through our app, most of them adults who'd "been meaning to" for twenty years. The list above is short on purpose. Start this week.

Facts about other apps checked against their own pricing pages on August 17, 2026.