They are all free. So what are you actually comparing?
The open secret about the best broker for beginners app free: Fidelity, Schwab, Robinhood, Webull, Vanguard, all of them cost nothing to download and nothing per stock trade. Price was never the question. What is inside is.
Since nobody is running lab tests here, here is my honest checklist. Seven things worth checking before you commit. Fractional shares, so a small account can own slices of expensive stocks. Automatic investing on payday. An IRA with no annual fee. Education in plain English, not jargon. Customer service with actual humans. A fee schedule you can find in under a minute. Clear tax documents in February.
Run any free beginner app through that list and the field narrows fast. An app can be gorgeous and still fail you on number five the morning you need a human. Another can look plain and nail all seven. The App Store screenshots will never tell you this. The checklist will.
One more filter I like: does the app teach while you use it? The good ones work like a proper learn to invest app. They explain a limit order before you place one. The bad ones let you learn by making the mistake. Free is free everywhere now. Let teaching quality be the tiebreaker.
And skip the gamification trap. Confetti when you trade is not a feature. It is a business model wearing a party hat. The best beginner app makes investing feel a little bit boring. Boring is what compounds.
Want a human to walk the shortlist with you instead of guessing from screenshots? A brokerage comparison database search tool gives you the facts, and BrokerCompare's onboarding calls give you the judgment. That is the whole best online brokers comparison question, answered in one conversation. Start at brokercompare.fyi.