M1 combines self-directed brokerage and automated investing into a single app. Build custom “pies,” buy fractional shares, borrow against portfolios, and use an integrated Spend checking card. The platform has operated for U.S. investors since 2015.
Key features of M1
Overview of features.
M1 Spend debit card
M1's physical debit card links to M1 Spend checking, allowing transfers between banking and investing. The card supports mobile wallets and virtual cards for online payments, and activation is done in the app. Cards are mailed to U.S. addresses with standard delivery timelines; contact support for expedited replacement if needed.
The mobile investing experience
The M1 mobile app includes tools to build customizable pies, buy fractional shares, schedule recurring deposits, and initiate rebalances. Trades execute during scheduled windows to support fractional investing and automated portfolio management. M1 Borrow offers margin access; M1 Plus is a paid subscription. Customer support and in‑app educational resources are available.
Products and accounts
Editorial summary
Key facts
- Offers fractional shares and customizable 'pies'.
- Mobile app with in‑app educational resources and customer support.
- Integrated banking and investing in one app.
- Automatic rebalancing and scheduled investments.
Limitations and risks
- Only available to U.S. residents.
- No live, dedicated financial advisors for bespoke advice; M1 Borrow (margin lending) is available and margin involves a high risk of losing money.
- Trades execute in scheduled windows rather than continuous market hours.