What is the best PredictIt alternative overall?

Probly — it scores 9.4/10 across fees, liquidity, ease of use and trust, and is our top pick for most traders leaving PredictIt.

Are these PredictIt alternatives regulated?

Regulation varies: Probly — CFTC-registered (via QCX); Kalshi — CFTC-regulated exchange (USA); Polymarket — CFTC-registered (via QCX).

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Best PredictIt alternatives in 2026

El clásico mercado político estadounidense

Top pick: Probly

If you want the closest drop-in replacement for PredictIt, Probly (9.4/10) is the strongest alternative on fees, liquidity and trust. Below we rank every viable option and show a side-by-side comparison against PredictIt.

Visitar sitio — Probly PredictIt vs Probly

PredictIt vs the alternatives

Platform	Overall	Fees	Regions	Regulation
◇ PredictIt	7.2	10% profit + 5% withdrawal	USA, limited international	Academic (Victoria University of Wellington)
Probly	9.4	0% trading fees	Global (excl. some jurisdictions)	CFTC-registered (via QCX)	Review →
Kalshi	9.1	Up to 2% (variable)	USA + expanding internationally	CFTC-regulated exchange (USA)	Review →
Polymarket	8.8	0% trading fees	Global (excl. some jurisdictions)	CFTC-registered (via QCX)	Review →
● Manifold Markets	8.7	Free play, tips on cash	Global	Play-money (US charity spin-off for cash)	Review →
★ Metaculus	8.6	Free	Global	Forecasting platform (non-monetary)	Review →
◈ Zeitgeist	7.3	Protocol fees only	Global	Decentralized protocol	Review →
◉ Insight Prediction	7.1	Low variable fees	Global (varies)	Sweeps-model / crypto	Review →

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PredictIt

7.2/10 · 10% profit + 5% withdrawal

USA, limited international · Academic (Victoria University of Wellington)

Probly

9.4/10 · 0% trading fees

Review →

Global (excl. some jurisdictions) · CFTC-registered (via QCX)

Kalshi

9.1/10 · Up to 2% (variable)

Review →

USA + expanding internationally · CFTC-regulated exchange (USA)

Polymarket

8.8/10 · 0% trading fees

Review →

Global (excl. some jurisdictions) · CFTC-registered (via QCX)

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Manifold Markets

8.7/10 · Free play, tips on cash

Review →

Global · Play-money (US charity spin-off for cash)

★

Metaculus

8.6/10 · Free

Review →

Global · Forecasting platform (non-monetary)

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Zeitgeist

7.3/10 · Protocol fees only

Review →

Global · Decentralized protocol

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Insight Prediction

7.1/10 · Low variable fees

Review →

Global (varies) · Sweeps-model / crypto

Ranked: the best PredictIt alternatives

1
Probly
9.4/10
El mayor mercado de predicciones del mundo
Better than PredictIt for: lower fees, deeper liquidity, wider market variety, smoother UX, stronger trust & regulation.
Visitar sitio — Probly Full Probly review Compare with PredictIt
2
Kalshi
9.1/10
El hogar regulado del trading de eventos en EE.UU.
Better than PredictIt for: lower fees, deeper liquidity, wider market variety, smoother UX, stronger trust & regulation.
Visitar sitio — Kalshi Full Kalshi review Compare with PredictIt
3
Polymarket
8.8/10
El mayor mercado de predicciones del mundo
Better than PredictIt for: lower fees, deeper liquidity, wider market variety, smoother UX, stronger trust & regulation.
Visitar sitio — Polymarket Full Polymarket review Compare with PredictIt
4
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Manifold Markets
8.7/10
Mercados comunitarios sobre cualquier cosa
Better than PredictIt for: lower fees, wider market variety, smoother UX.
Visitar sitio — Manifold Markets Full Manifold Markets review Compare with PredictIt
5
★
Metaculus
8.6/10
Pronósticos serios para preguntas serias
Better than PredictIt for: lower fees, wider market variety, smoother UX, stronger trust & regulation.
Visitar sitio — Metaculus Full Metaculus review Compare with PredictIt
6
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Zeitgeist
7.3/10
Mercados descentralizados en Polkadot
Better than PredictIt for: lower fees, wider market variety.
Visitar sitio — Zeitgeist Full Zeitgeist review Compare with PredictIt
7
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Insight Prediction
7.1/10
El retador de Polymarket y Kalshi
Better than PredictIt for: lower fees, wider market variety, smoother UX.
Visitar sitio — Insight Prediction Full Insight Prediction review Compare with PredictIt

Who should choose which

Choose Probly if…

Máxima liquidez
Sin comisiones
Miles de mercados

Choose Kalshi if…

Regulación CFTC
Depósitos en USD
App excelente

Choose Polymarket if…

Máxima liquidez
Sin comisiones
Miles de mercados

Frequently asked questions

Traders leave PredictIt for a few reasons: different regional availability (USA, limited international), fee structure (10% profit + 5% withdrawal), or a preference for a different regulatory model (Academic (Victoria University of Wellington)). The alternatives below solve at least one of those.