01Start here
How to sign up
Email, Google, or Apple, then KYC on the English Member Agreement.
Start Kalshi · independent guide
Start Kalshi. Your complete guide.
Start Kalshi explains Kalshi in plain language: walkthroughs, honest fees, and free calculators — so you can open an account and place a first trade without guessing.
350,000+
Active markets
140+
Countries
$1.75
Max fee / 100 contracts
~4% APY
On idle cash
Guides
From zero to first trade.
02Funding
How to deposit
ACH is free. Debit is instant. Wire, PayPal, Venmo, and crypto also work.
03Trading
How to trade
YES vs NO, market vs limit, and how a 65¢ contract actually pays out.
04Cash out
How to withdraw
Move winnings back to your bank. Times, fees, and what to do if it stalls.
05Costs
Fees explained
The 0.07 × C × P × (1−P) formula, taker vs maker, and the $1.75 cap.
06Compare
Kalshi vs Polymarket
Regulation, countries, KYC, and which platform actually fits you.
Free tools
Do the math before you trade.
Fee calculator
Exact fee by size, price, and order type.
100 @ 60¢ → $1.68 →
Profit calculator
Max profit and ROI before you click confirm.
YES 60¢ × 50 → $20 →
Odds converter
Kalshi cents to decimal, American, probability.
60¢ → 1.67 / −150 →
Kelly calculator
Position size from your edge and bankroll.
5% edge → 5% stake →
EV calculator
Expected value in cents per contract.
55¢ vs 62% → +7¢ →
Country checker
Is Kalshi open where you live?
BR → available →
Availability
Is Kalshi open in your country?
Kalshi is no longer US-only. The same order books run in 140+ countries. A short list of jurisdictions is still blocked.
Check your countryIndependent
How Start Kalshi relates to Kalshi
Is Start Kalshi the Kalshi exchange?
No. Start Kalshi is an independent educational guide to Kalshi. Kalshi is the separate CFTC-regulated prediction market, operated by Kalshi Inc. Start Kalshi does not operate an exchange, hold funds, or execute trades — it only explains the platform and links readers to it.
Is Start Kalshi affiliated with Kalshi?
No. Start Kalshi is not affiliated with, operated by, or endorsed by Kalshi Inc. It is not a betting site or casino. Trading happens on Kalshi; this site only explains and reviews it. Content is free and funded by reader referrals.
Ready
Open a Kalshi account.
KYC required. ACH deposits are free. Idle cash earns around 4% APY while you trade.
Sign up on Kalshi