4.56/5 MQL5 · v6.92 · Rob Josephus Maria Janssen · AI Score 7.4/10
Chiroptera by Rob Josephus Maria Janssen is a MetaTrader 5 Expert Advisor for the quiet hours of the night: single trades across a default list of majors and crosses (listing copy cites 28 FX pairs), with no grid and no martingale. It is marketed as prop-firm ready and only active about 2–3 hours per day.
Listed at $899 on MQL5 (product 152565), version 6.92 (updated 13 August 2026), 4.56/5 from 52 reviews, 140 comments, and 3,910 demo downloads. Official live #2339732 shows +1,528% since 2025 with PF 1.65 and ~45% max equity drawdown over 44 weeks—our AI score is 7.4/10, weighting that strong live profit against drawdown and high-risk growth warnings the seller’s “prop ready” pitch does not cancel. The rating breakdown below helps you avoid a rushed buy—see if Chiroptera fits your approach to prop-firm rule compatibility.
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Based on our analysis of Chiroptera, here is what the scores mean for traders evaluating this night multi-pair EA:
What this means: Official live #2339732 reports 74.17% profitable trades across 2,347 deals—high for a multi-pair system, and the main reason accuracy is not scored like a 50/50 scalper.
What this means: Live posts +1,528% growth since 2025 with profit factor 1.65 over 44 weeks and ~40% monthly growth—real edge, but hotter than the seller’s own “do not exceed 25% profit per month” guidance, and MQL5 has repeatedly flagged too-much-growth / high-risk.
What this means: Live averages ~75 trades per week with ~6-hour holds and ~14.5% trading activity—busy overnight automation, not a once-a-day swing bot, yet far quieter than all-session scalpers.
What this means: Max balance drawdown is about 17–25%, but max equity drawdown is ~45.51% on #2339732. That equity figure, plus 1:500 leverage and high-DD warnings, keeps reliability well below the live profit headline.
What this means: OneChartSetup on a single EURUSD (or suffixed) chart, auto prefix/suffix detection, and a clear RiskFactor scale (0.5–1 safe / 2 medium / 3 high, capped at 3)—still broker-sensitive; reviewers report results vary by ECN vs other accounts.
What this means: Inputs cover pair list, RiskFactor vs static lots, 1,300-point StopLoss, Friday/weekend session flags, news/holiday prints, MT5 push notifications, and ImmediateStopLossPlacement for firms that require SL on fill.
What this means: MT5 only; seller recommends ECN raw/zero-spread and will discuss brokers after purchase. Limit-order design is meant to reduce VPS urgency. Live uses a pre-learned weights file—the 60-day min-lot “learn” phase is for backtests, not live.
What this means: Developer listing rating 4.5/5 from 48 author reviews; buyers praise fast PMs and broker help. A mandatory RiskFactor cap at 3 frustrated some high-risk users but is consistent with the 25%/month warning.
What this means: Published 25 October 2025, already at v6.92 (13 August 2026)—active maintenance for a still-young listing; read changelogs before updating a live set.
What this means: 4.56/5 across 52 reviews and 140 comments is strong for an $899 EA. Praise clusters on unattended night running; caveats include broker-dependent returns (one buyer cited ~18%/month vs seller marketing) and occasional weekend holds.
Our AI score of 7.4/10 is a cautious consider—not a prop-firm green light. Official live #2339732 Chiroptera Global Prime is strongly profitable (+1,528%, PF 1.65, 74% wins, 44 weeks) but ~45% max equity drawdown and repeated MQL5 high-risk growth warnings clash with “prop firm ready” copy. Size RiskFactor in the 0.5–1 band, respect the seller’s 25%/month cap, and demo on your broker first.
Best suited for: MT5 traders who want a no-grid night basket on FX majors/crosses, can host a VPS or leave the terminal on, and will treat the published live track as high-volatility growth—not a funded-challenge template.
Proceed with caution if: Your prop rules cannot tolerate ~45% equity DD, you need settings hotter than RiskFactor 3, or you expected gold-primary trading—see ranked alternatives.
Seller states the EA is only actively trading 2–3 hours daily; outside that, positions are meant to be flat so capital sits with the broker during busier sessions.
OneChartSetup attaches to one EURUSD-style chart and runs the pair list (default 21 majors/crosses; listing copy cites 28). No grid, no martingale, single trades with tactical TP/SL.
Default StopLoss 1,300 points; ImmediateStopLossPlacement for brokers/firms that require SL when a limit fills; RiskFactor capped at 3 after a mandatory update.
Monitor Chiroptera Global Prime before buying: +1,528% since 2025, PF 1.65, 74.17% wins, ~45% max equity DD, 44 weeks, 2,347 trades.
Live news server, holiday blocking, Pearson-style news impact copy, and limit orders marketed to reduce slippage—still test spread/swap on your ECN.
Backtests spend the first 60 days at min lot while weights learn; live accounts use an embedded pre-learned file. Do not judge a 60-day tester curve as live behavior.
A rare MT5 night multi-pair EA that insists on single trades without grid or martingale—appeals if you want quiet-hours FX coverage from one chart.
Official #2339732 is a long, profitable 44-week track, but ~45% max equity DD and ~40% monthly growth are a poor match for tight prop drawdown rules—demo before paying $899.
Need lower live drawdown or a gold-primary robot? See our ranked alternatives below—each with AI scores and a compare modal.
Official listing: Chiroptera on MQL5. Developer live signal: #2339732 Chiroptera Global Prime (+1,528% since 2025, PF 1.65, ~25% relative balance DD / ~45% equity DD, 2,347 trades, 44 weeks, 74.17% wins, ~75 trades/week, ~40% monthly growth, 1:500). Reviews praise unattended night running and responsive support; some note broker-dependent returns and weekend holds. MQL5 has repeatedly posted too-much-growth / high-risk warnings on the signal.
Chiroptera is available on MQL5 (product 152565) for $899 USD with 5 activations. A free MetaTrader 5 demo is available (3,910 downloads). Copying live #2339732 is a separate MQL5 Signals subscription, not the EA purchase.
The listed buy price is $899 USD on MQL5 (product 152565) with 5 activations. A free demo is available (3,910 downloads). Copying signal #2339732 is a separate paid Signals subscription.
Attach to EURUSD with OneChartSetup enabled. The default pair string covers 21 FX majors and crosses (EURUSD, GBPUSD, AUDCAD, and others). Listing copy cites 28 pairs; live #2339732 has traded 28 FX symbols.
No. The seller markets single-placed trades with tactical take profit and stop loss, and explicitly rejects grid and martingale.
#2339732 Chiroptera Global Prime posts roughly +1,528% growth since 2025, profit factor 1.65, 74.17% wins, 2,347 trades over 44 weeks, ~75 trades/week, and about 45% maximal equity drawdown (relative balance DD ~25%). MQL5 has repeatedly warned about too much growth / high risk.
The listing says prop-firm ready and includes ImmediateStopLossPlacement, but live #2339732’s ~45% equity drawdown is a poor fit for typical funded-account DD caps. Use RiskFactor 0.5–1, stay under the seller’s 25%/month cap, and verify your firm’s rules—do not treat our 7.4/10 score as a prop recommendation.
Purchase or demo from the official MQL5 product page, study live #2339732, then forward-test on an ECN demo with RiskFactor in the safe band before going live.