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Polymarket app: what traders need to know

If you searched for "polymarket app" you’re likely looking for how Polymarket’s trading surface works and whether tools can automate trades. Polymarket is a Polygon-based prediction-market exchange that uses a CLOB and pUSD for settlement. This guide covers the app basics, how intra-market arbitrage appears on the platform, and where PolyArb fits as a latency-optimised arb bot with a $7.62 minimum guaranteed edge.

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What the Polymarket app actually is

Polymarket’s app is a decentralized prediction-market frontend to a Central Limit Order Book on Polygon that trades outcome shares denominated in pUSD. Wallet connectors include MetaMask, Phantom, Rabby, Bitget, OKX and Coinbase; wallets deploy proxies or use Gnosis Safe, and Polymarket sponsors gas via a Relayer so users don’t pay gas directly. The app surface shows binary and multi-outcome markets, live order books, and CTF token operations (split/merge/redeem) handled under the hood. Resolution uses the UMA optimistic oracle, which can introduce disputes and settlement pauses — an operational risk to keep in mind.

How intra-market arbitrage appears in the app

On the Polymarket app you’ll see best bids and asks per outcome; intra-market arb happens when the sum of best asks for all outcomes is below $1.00. For binary markets that means bestAsk(YES) + bestAsk(NO) < $1.00 — the mathematical edge is the difference between $1.00 and that sum. That edge can disappear in seconds on liquid markets. Other practical frictions include taker fees (variable up to 1.8% in some categories), tick-size rounding, partial fills, and settlement timing when UMA disputes occur.

Where PolyArb fits this workflow

PolyArb is a paid arbitrage bot built for Polymarket trading: $99/month, non-custodial, with ~40ms latency versus ~800ms for many free bots, Telegram and Discord alerts, and a stated $7.62 minimum guaranteed edge per trade. It automates detection and execution of intra-market binary and multi-outcome arb while routing orders through the CLOB. PolyArb is a tool that speeds execution and monitoring; it does not remove resolution, smart-contract, or regulatory risks. Users should evaluate fees, geo restrictions, and the risks that can affect a filled arbitrage trade.

Practical tips when using the app or a bot

Always check category fees and tick size on the market; fee-free categories like Geopolitics exist but most categories have taker fees up to the published band. Watch for tight tick-size windows ($0.001 near price extremes) which can change execution math and partial-fill behavior. Respect Polymarket’s geo restrictions — some countries and regions are blocked or close-only — and never attempt to bypass them with a VPN. Lastly, monitor UMA resolution status for markets you arbitrage; disputes can pause settlement and affect realized return.

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FAQ

Is there an official Polymarket app to download?
Polymarket primarily offers a web-based frontend that connects to Polygon wallets; there is no separate mandatory native app to trade. Wallet connectors like MetaMask or WalletConnect-compatible wallets are used to interact with the CLOB and CTF contracts.
Can I arbitrage from the Polymarket app without a bot?
Yes — manual arbitrage is possible by watching best asks and placing complementary taker orders. Expect slower execution and higher miss rates compared with specialised bots because spreads often exist only for seconds on liquid markets.
What risks should I consider before using an arbitrage bot like PolyArb?
Key risks include UMA resolution disputes that delay settlement, slippage and partial fills, variable taker fees, smart-contract risk, and geo-restrictions. PolyArb reduces latency and automates execution but doesn’t eliminate these fundamental risks.

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