BacktestScore

QuantConnect vs AmiBroker (2026)

QuantConnect (cloud algo-trading platform on the open-source lean engine: research, backtest, deploy live.) and AmiBroker (windows desktop platform for high-speed portfolio backtesting in the afl language) solve backtesting differently. The table below compares them on verified specs and pricing; full details are in each review.

Side by side

QuantConnectAmiBroker
Overall score8.3 / 107.8 / 10
Engine typeevent-drivenhybrid
Pricing modelfreemiumone-time
Free tierYesYes
Entry price$0$0
LanguagesPython, C#AFL (AmiBroker Formula Language), C++ (plugin ADK), JScript/VBScript (OLE automation)
Asset classesUS equities, equity options, index options, futures, future options, forex, CFDs, crypto (spot), crypto futures, indicesstocks, ETFs, futures, forex, mutual funds, crypto (via imported data)
Bundled data400+ TB cloud data library bundled with the platform: survivorship-bias-free US equity data back to 1998 (tick to daily; AlgoSeek/QuantQuote, ~27,500 securities), options, futures, forex, CFD, crypto and index data, plus a marketplace of alternative datasets (some free, some paid add-ons). The free tier gets minute-to-daily resolution; tick and second unlock on paid tiers.No market data is bundled. The AmiQuote companion app (included in the Ultimate Pack, $99 standalone) downloads free EOD data from Yahoo Finance and Stooq, plus limited free intraday from Barchart OnDemand. Paid sources (Tiingo, eSignal, IQFeed, Norgate, Interactive Brokers) plug in when you need higher quality.
Finest resolutionticktick (Professional edition, with a tick-capable feed such as eSignal or Interactive Brokers); Standard edition is limited to minute bars
Live tradingYesYes
Options supportYesNo
Open sourceYesNo

QuantConnect

Cloud algo-trading platform on the open-source LEAN engine: research, backtest, deploy live.

Visit QuantConnectMay be an affiliate link. Disclosure

AmiBroker

Windows desktop platform for high-speed portfolio backtesting in the AFL language

Visit AmiBrokerMay be an affiliate link. Disclosure

Frequently asked questions

Is QuantConnect better than AmiBroker?+

They target different users. QuantConnect: serious retail quants and small teams who want one institutional-grade pipeline covering research notebooks, survivorship-bias-free data, event-driven backtests and live broker deployment, and who will climb a real learning curve to get it. AmiBroker: systematic eod and swing traders on windows who want the fastest affordable portfolio-level backtesting and optimization, own their data pipeline, and don't need turnkey live execution or options modeling. Our scores: QuantConnect 8.3/10, AmiBroker 7.8/10.

Which is cheaper, QuantConnect or AmiBroker?+

QuantConnect entry pricing: $0 (freemium). AmiBroker: $0 (one-time). See each review for full verified pricing tables.

Educational content only, not investment advice. Specs and prices come from each platform's official pages; see the individual reviews for sources and last-verified dates.