COMPARISON
BetFly vs Outlier.bet
An honest head-to-head. Both services solve real problems; we do different things well. This page shows what each is for so you can pick the one that fits how you bet.
BETFLY
A sabermetric AI engine for MLB. 5,000 Monte Carlo trials per game, per-engine model performance log graded by Kalshi's own settlement market, single-sport depth.
OUTLIER.BET
Multi-sport +EV betting analytics — projections, alerts, and line-shopping tools across MLB, NBA, NFL, NHL, and more. Written for the traveler who bets a full sports calendar.
outlier.bet ↗FEATURE BY FEATURE
Head-to-head.
| Feature | BetFly | Outlier.bet |
|---|---|---|
| Sport coverage | MLB only. Depth over breadth. | MLB, NBA, NFL, NHL, college — full multi-sport calendar. |
| Core method | 5,000 Monte Carlo trials per game + XGBoost calibration + Markov base/out spine. | Public +EV projections built on aggregated data across many sources. |
| Track record | Public per-engine model log, every read graded by Kalshi settlements. Cold streaks ship with the wins. | Users track their own bets; +EV tools focus on line comparisons rather than a per-engine model log. |
| Delivery | Web dashboard, morning + nightly email, Discord server (Free / Edge / Sharp tiers). | Web dashboard + mobile app + real-time alerts. |
| Pricing | Free tier + Edge ($10/mo founder / $15/mo standard) + Sharp ($25 founder / $40 standard). | Free tier + paid subscriptions in the $30-$50/mo range. |
| Best for | MLB-focused bettors who want the deepest possible math on one sport + honest per-read reporting. | Sharp multi-sport bettors who want a +EV toolkit across every league. |
WHICH SHOULD YOU PICK?
Honest answers.
You bet 4+ sports year-round
→ Outlier.betMulti-sport coverage matters. BetFly only does MLB, so half the year we go dormant.
You bet MLB heavier than other sports
→ BetFlySingle-sport focus means deeper math per market: sabermetric simulation + Statcast + park factors + weather + calibration, all tuned specifically for baseball.
You care most about proof
→ BetFlyWe show every read, graded by Kalshi's own settlements. Per-engine model performance is public. Cold streaks are visible next to the wins.
You want +EV alerts across leagues
→ Outlier.betTheir real-time alerts pattern is well-optimized for scanning many books across many sports.
TRY BETFLY
Free tier ships tonight's read at 5 PM ET.
No credit card. One MLB game per night unlocked. The public model log. See if the depth matches how you actually bet before deciding whether Outlier.bet or BetFly (or both) sits in your toolkit.
This page compares BetFly (a subscription MLB analytics service operated by DropFly Inc.) against Outlier.bet. We do not receive affiliate compensation from Outlier.bet. The feature comparison reflects each service's public offering as of June 30, 2026; check outlier.bet directly for their current pricing and features.