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Guide · Investing apps

Best AI Investing Apps & Robo-Advisors (2026)

Fees, minimums and — most importantly — registration status, checked against vendor pages and SEC records in September 2026. Because "AI-powered" is a label, not a qualification.

TMBy Tomás Marin, CFA, Investment Analyst · Reviewed by Amara Reed, CFP · Fact-checked Sep 2026 · Last updated Sep 16, 2026

How robo-advisors work — and why registration matters

A robo-advisor is an SEC-registered investment adviser that runs an automated portfolio — questionnaires, allocation, rebalancing, tax-loss harvesting — under the same core duties as any adviser: fiduciary duty, suitability and truthful disclosure. The SEC's 2017 guidance made that explicit, and "AI" changes none of it[1]. The practical rule this guide follows: check registration before you check features. You can verify any firm on the SEC's public IAPD database[2].

The big robo-advisors compared

ProviderAdvisory feeMinimumNotes (verified Sep 2026)
Betterment0.25%/yr, or $5/mo for small balancesNone (Digital)SEC-registered; Premium tier 0.65% on first $1M[3]
Wealthfront0.25%/yr$500SEC-registered; listed on Nasdaq (Dec 2025) as WLTH[4]
Vanguard Digital Advisor≈$15–16/yr per $10,000$100Minimum cut from $3,000 in Sept 2024[5]
Fidelity Go$0 under $25,000; 0.35%/yr above $25,000$10Coaching included at $25k+[6]
Schwab Intelligent Portfolios$0 advisory fee$5,000Widely reported figures; Schwab pages not directly verifiable at the time of review[7]

Betterment vs Wealthfront

The two category leaders are close on price — both charge 0.25% per year — and differ on entry points: Betterment has no Digital minimum (small balances pay $5/month instead), while Wealthfront starts at $500[3][4]. Both offer automated rebalancing and tax-loss harvesting. Recent history worth knowing: Wealthfront went public in December 2025, raising about $484.6 million[4], and Betterment acquired Ellevest's automated-investing business in early 2025[8]. For most readers the decision is marginal; the bigger question is robo versus human — and the honest answer there is both have a lane: robos win on cost and consistency for straightforward goals; humans add value on tax, estate, business and behavior. Many investors use both. (Education, not a recommendation.)

The "AI investing apps" tier — and who is actually registered

Beyond robos sits a newer category: AI research and strategy apps. Two that are SEC-registered advisers: Magnifi (AI-assisted fund/stock search; free tier plus Premium reported at $9.99/month — official pricing page was partly unverifiable)[9], and Composer (now part of SoFi; no-code automated strategies from $10/month)[10]. Research terminals like Fiscal.ai (formerly FinChat) charge roughly $39–$99/month for professional tiers — secondary sources conflict, so verify before subscribing[11]. The pattern to remember: research tools are not advisers, and the AI label tells you nothing about either category until you check the registration.

The "AI stocks" theme — handled with care

"Best AI stocks to buy now" is one of the most searched phrases in this space. We deliberately do not answer it with tickers: that would be advice, and this site gives none. What we can say factually: AI-themed investing is a real, registered fund category — the SEC has registered AI-managed ETFs while watching their marketing claims closely[12] — and it carries the classic theme risks: concentration, valuation and hype cycles. The same disclosure rules that produced the AI-washing cases (see our stock guide) apply to fund names and claims.

Risk section

All investing carries market risk, including loss of principal. AI tools automate process — they do not remove risk, and "AI" in a product name is a marketing choice, not a performance promise.

Frequently asked questions

Are robo-advisors safe?+
SEC-registered robos hold assets at regulated custodians and owe fiduciary duties under adviser rules[1] — that makes them mainstream options, but no investment is risk-free. Verify registration on the SEC's IAPD[2] and read the fee schedule before funding.
What is the best AI investing app?+
Depends on your goal: low-cost automated portfolios (Betterment, Wealthfront), low minimums (Vanguard Digital Advisor, Fidelity Go), or AI research tools (Magnifi, Composer). Fees and registration status matter more than the AI label. This is education, not a recommendation.
Robo-advisor vs human advisor — which is better?+
Robos win on cost and consistency for straightforward goals; humans add planning for tax, estate, business and behavioral coaching. Many investors use both. Neither guarantees returns.
What is the minimum to start with a robo-advisor?+
It ranges from zero at Betterment's Digital tier to $5,000 at Schwab Intelligent Portfolios, with Vanguard at $100 and Wealthfront at $500 (verified September 2026)[3][4][5][7].
Is Magnifi worth it?+
If you want natural-language questions over fund and stock data, Magnifi's approach is genuinely useful — and it is an SEC-registered adviser, which matters[9]. The free tier covers light use; verify current premium pricing before subscribing.

Sources

All claims verified September 2026. Fees change — confirm on the provider's site before acting.

  1. SEC — IM Guidance Update 2017-02, "Robo-Advisers": sec.gov
  2. SEC — Investment Adviser Public Disclosure (IAPD): adviserinfo.sec.gov
  3. Betterment pricing (official): betterment.com
  4. Wealthfront pricing (official) and IPO coverage: wealthfront.com · forbes.com
  5. Vanguard Digital Advisor (official) and minimum cut: vanguard.com · financial-planning.com
  6. Fidelity Go (official): fidelity.com
  7. Schwab Intelligent Portfolios: schwab.com
  8. Benzinga — Betterment acquires Ellevest robo business (Feb 2025): benzinga.com
  9. Magnifi — SEC registration CRD 309397 and pricing: aum13f.com · rightaichoice.com
  10. Composer (SoFi) pricing — official: composer.trade
  11. Fiscal.ai (formerly FinChat) — pricing (secondary sources conflict): finchat.io
  12. Forbes — AI-managed ETFs (Feb 12, 2026): forbes.com · Edgen: edgen.tech