Both are dedicated bar-by-bar simulators. The differences that matter are the free tier, how much of the journal is automatic, and which markets each one covers.
| Feature | Backcandle | FXReplay |
|---|---|---|
| Free tier | 10 sessions/day, no card | Free plan: 2 sessions, 50 trades each |
| Runs in the browser | Yes, nothing to install | Yes |
| Crypto perpetuals | Majors free, all on Pro | not verified |
| US stocks | Premium plan | Yes |
| Metals | Premium plan | Gold and silver |
| Spot FX pairs | Not offered | Major, minor and exotic pairs |
| Exchange-listed futures | Not offered | Yes, on the Pro plan |
| Automatic trade journal | Every fill logged | Yes, logs backtest trades |
| Performance analytics | Win rate, PF, Sharpe, drawdown | Win rate, P&L, drawdown |
| Funding & liquidation | Modelled on perpetuals | not verified |
| Replay speed | Up to 10× | Adjustable; maximum not published |
| Historical depth | 12M+ bars from 2020 | FX from 2003, futures from 2012 |
| Keyboard-first execution | Full hotkey map | Hotkeys, including order entry |
The Backcandle column is checked against the product. The FXReplay column is read from their own site, fxreplay.com, and was last checked Oct 1, 2026. Their plans change, so their site is the current answer. Cells marked not verified are ones no page of theirs we found states — that is not the same as them lacking it.
It depends on what you trade. Both run in the browser, both have a free plan, and both journal your trades. Backcandle is built around crypto perpetuals, with funding and liquidation modelled; FXReplay covers spot FX and exchange-listed futures, which Backcandle does not carry. The table above has the limits of each.
Yes. The free plan gives you 10 replay sessions per day on BTCUSD, ETHUSD, XRPUSD, SOLUSD, AAPL and XAUUSD (gold) with no credit card required. Paid plans start at $14/month for unlimited crypto sessions.