AutoBuyIndex
What does your auto‑buy really cost?
Right now, the same $500/week bitcoin plan costs $0 to $325 a year in published fees and spreads, depending on the app.
Your plan on all 17 apps
Sorted only by published cost. Tap any app for the full breakdown and sources.
Built for people who auto‑invest
Simple up front. The depth is one click away.
What buyers really pay vs the market
Daily snapshot of public BTC order books against a median reference. Snapshot 2026-10-22.
Open the spread check → Should I switch?See what switching saves
Published cost gap for $500 a week of bitcoin.
Run your plan → Fee change logEvery fee change, dated and sourced
Your Monday VOO buy and Friday BTC buy, side by side
Two apps, same plan
Strike vs River, Robinhood vs Fidelity, Cash App vs Strike and more.
Every number, with its source
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Every number comes from the app's own fee page. Last checked 2026-10-21. How we check
| App | $500/wk, per yr | Fee | Spread | Min | Best for | Schedules | Fractional | ETF auto-buy | IRA | Auto-withdraw | Checked |
|---|---|---|---|---|---|---|---|---|---|---|---|
| $0.00 | $0 | 0% | $1 | Lowest published cost | Daily, Weekly, 2-wk, Monthly | Yes | n/a | Unknown | Unknown | 2026-10-21 | |
| n/a | $0 | n/a | $1 | Index mutual funds | Weekly, 2-wk, 1st & 15th, Monthly | Yes | No | Unknown | n/a | 2026-10-21 | |
| Unknown | Not published | Not published | Not stated | — | Weekly, 1st & 15th, Monthly | Yes | n/a | Unknown | Unknown | 2026-10-21 | |
| $0.00 | $0 | n/a | $1 | Any ETF, inside an IRA | See notes | Yes | Yes | Yes | n/a | 2026-10-21 | |
| Unknown | Not published | Not published | Not stated | — | See notes | Yes | n/a | Unknown | Unknown | 2026-10-21 | |
| $260 + spread | 1% | Not published | Not stated | Kraken+ members | Daily, Weekly, 2-wk, Monthly | Yes | n/a | Unknown | Unknown | 2026-10-21 | |
| $36.00 | $3/mo* | n/a | $25 | Target-allocation pies | See notes | Unknown | Yes | Yes | n/a | 2026-10-21 | |
| $25.48 | $0.49/buy | n/a | $1 | Plans with up to 20 assets | Daily, Weekly, 2-wk, Monthly | Yes | Yes | Yes | n/a | 2026-10-21 | |
| $325 + spread | 1.25% | Not published | $1 | Crypto inside a stock plan | Daily, Weekly, 2-wk, Monthly | Yes | n/a | Yes | Unknown | 2026-10-21 | |
| $0.00 + spread | $0 | Not published | $10 | Most schedule options | Hourly, Daily, Weekly, 2-wk, 1st & 15th, Monthly | Yes | n/a | Unknown | Yes | 2026-10-21 | |
| $0.00 | $0 | n/a | Not stated | Stocks + crypto in one app | Daily, Weekly, 2-wk, Monthly | Yes | Yes | Yes | n/a | 2026-10-21 | |
| $247 | $0 | ≥0.95% | Not stated | Existing Robinhood users | See notes | Yes | n/a | No | Unknown | 2026-10-21 | |
| $0.00 | $0 | n/a | $5 | SoFi Checking users | See notes | Yes | Yes | Unknown | n/a | 2026-10-21 | |
| $57.20 | $0 | ~0.22% | $0.01 | Hourly buys from $0.01 | Hourly, Daily, Weekly, Monthly | Yes | n/a | Unknown | Yes | 2026-10-21 | |
| $260 + spread | 1% | Not published | $10 | Bitcoin IRA | Daily, Weekly, Monthly | Yes | n/a | Yes | Yes | 2026-10-21 | |
| $0.00 | $0 | n/a | $1 | Vanguard ETFs | See notes | Partial | Partial | Unknown | n/a | 2026-10-21 | |
| $0.00 | $0 | n/a | $1 | Every-trading-day buys | Daily, Weekly, 2-wk, Monthly | Yes | Yes | Yes | n/a | 2026-10-21 |
Cost = published fee + published spread, 52 buys. "+ spread" = spread not published, so real cost is higher.
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