Polymarket vs Manifold:
Full Comparison 2026
Polymarket is an on-chain real-money prediction market where you trade in USDC on Polygon. Manifold is a free play-money platform where you forecast with mana and no financial risk. Both are accessible from the UK, though neither holds a Gambling Commission licence. The choice comes down to whether you want financial stakes or simply the discipline of forecasting.
Which should you choose?
You want real money on-chain
- You have or are willing to set up a crypto wallet (MetaMask or Coinbase Wallet)
- You want the deepest global liquidity on political and economic markets
- You trade in USDC and want on-chain settlement
- You want access to large election, geopolitical, and macro markets
You want to forecast for free
- You want to learn prediction markets without financial risk
- No crypto wallet or USDC needed
- You want to create your own markets on any topic
- You want to compete on accuracy rather than capital
- Optional real prizes via sweepstakes without depositing
Both accessible from the United Kingdom
Both Polymarket and Manifold are accessible from the UK. Neither is licensed by the Gambling Commission, so they sit outside the regulated UK gambling framework. Polymarket needs a crypto wallet and USDC. Manifold needs nothing. For most new UK users, Manifold is the right starting point. For traders wanting real financial stakes and deep liquidity, Polymarket is the answer.
Full comparison table
| Feature | Polymarket | Manifold |
|---|---|---|
| Founded | 2020 | 2021 |
| Type | On-chain, real money | Play-money + sweepstakes |
| Settlement | USDC on Polygon | Mana (free) / sweepstakes prizes |
| Fees | ~2% taker | Free (mana) / 5% cashout (sweepstakes) |
| Real money | ✅ USDC | ❌ Mana only |
| Crypto wallet | ✅ Required | ❌ Not required |
| KYC | Light KYC | ❌ Not required for mana |
| Global access | ✅ | ✅ |
| Lifetime volume | $8B+ | N/A |
| Politics | ✅ | ✅ |
| Economics | ✅ | ✅ |
| Sports | ❌ | ✅ |
| Crypto | ✅ | ✅ |
| Any topic | ❌ | ✅ |
| Mobile app | ✅ iOS + Android | ✅ iOS + Android |
| API | ✅ REST + CLOB | ✅ REST |
| Min deposit | $1 (USDC) | Free |
Real money, on-chain, global
Globally accessible, requires crypto
Polymarket runs on the Polygon blockchain with USDC settlement. You need MetaMask or Coinbase Wallet to get started. A 2022 CFTC settlement restricted US retail access, but the platform remains globally accessible, including from the UK. In October 2025, Intercontinental Exchange (ICE/NYSE) made a $2 billion investment in the platform.
$8B+ lifetime volume
The world's most liquid prediction market. The 2024 US presidential election generated $3.5 billion on a single market. The deepest prices on major political and economic events. The approximately 2% taker fee applies whether the trade wins or loses.
Free forecasting, real prizes
Play-money with optional prizes
Manifold gives you free mana on sign-up. Mana markets are completely free with no trading fees. The sweepstakes mode offers real cash prizes under sweepstakes law. A 5% cashout fee applies to sweepstakes prize withdrawals. No crypto is needed.
1M+ community markets
Any user can create a market on any topic. Sports, pop culture, science, technology, and local events all feature. Excellent for building a forecasting track record. iOS and Android apps are available.
Frequently asked questions
Does Polymarket require a crypto wallet?+
Yes. Polymarket settles in USDC on the Polygon blockchain. You need a compatible wallet such as MetaMask or Coinbase Wallet, plus USDC to trade. No bank account can be used directly.
Is Manifold really free?+
Yes for mana markets. You receive free mana on sign-up and there are no trading fees. The sweepstakes mode offers real prizes but charges a 5% cashout fee on withdrawals. No trading fees on mana.
Which has better liquidity?+
Polymarket has far deeper liquidity on major political and economic markets, with over $8 billion in lifetime volume. Manifold liquidity is community-driven and thinner, which does not matter for play-money trading.
Can I use both from the UK?+
Yes. Both are accessible from the UK. Neither holds a Gambling Commission licence. Many UK users start with Manifold to learn, then move to Polymarket for real-money trading.
More guides
Polymarket
On-chain mechanics, global liquidity, USDC settlement.
PlatformManifold Markets
Play-money, sweepstakes, free forecasting.
All platformsCompare all platforms
Full table of platforms available to UK users.
GuideHow do prediction markets work?
Complete guide to event contract mechanics.