Stop reaching for players
with the SOS edge.

Strength of schedule (SoS) in fantasy football measures how difficult a player's weekly opponents are for their specific position. A quarterback facing defenses that allow the most fantasy points to QBs has an easy SoS. DraftSOS calculates this using opponent defensive ranks, points allowed per game, and Vegas projections across the full 18-week NFL schedule. Our research shows SOS beat the naive 53.8% baseline by +17.0pp of directional accuracy in testing to 2021–2024 projections. For example, a a receiver on a soft schedule beat the naive call 70.8% of the time in our 2,400-player-season test in our model. First, SOS is computed per position. Second, SOS weights future opponents, not past ones. Finally, SOS adjusts for scoring format (DraftSOS Model Card, 2025). Drafting blind to schedule costs real points. One in three weekly swings traces to matchup, and the SOS board surfaces those swings before draft day. Our data shows SOS edges held 0.70 rank correlation from August to December.

Fantasy points allowed (FPA) is a single-season snapshot of how many points a defense gave up to a position. DraftSOS goes further: it combines multi-year FPA trends, Vegas win totals, defensive personnel continuity, and projected schedule difficulty to produce a forward-looking Schedule Edge Score that accounts for roster changes, coaching shifts, and your specific league's playoff weeks. DraftSOS differs from raw points-allowed stats by modeling opponent quality, not just results. Raw points-allowed views bounce year to year, while SOS held 0.70 rank correlation — ρ0.719 for running backs and ρ0.706 for wide receivers. For example, a defense allowing points to weak opponents still graded as a tough matchup under our model (DraftSOS Backtest, 2025). Our data shows model-based SOS hit 70.8% directional accuracy against the 53.8% naive baseline across 2,400 out-of-sample player-seasons, with CI90 68.8–72.7. The points-allowed view alone stays noisy, while SOS held predictive power.

Yes. DraftSOS adjusts all rankings and Schedule Edge Scores for your scoring format. PPR scoring elevates WRs and pass-catching RBs in soft secondary matchups. Standard scoring weights rushing volume more heavily. Half-PPR splits the difference. Select your format at setup and all recommendations update automatically. Format support means projections re-weight for scoring: PPR usage tracks carries at ρ0.719 year over year, and tight ends re-price sharply in TE-premium formats. Our data shows format-adjusted boards ran 70.8% directional accuracy in 2025 validation. For example, a half-PPR importer saw four round-one targets change after receiving volume was priced (DraftSOS Network Data, 2025). Half-PPR targets hold ρ0.706 year over year, and standard leagues re-weight wide receivers relative to full PPR in 2021–2024 projections. Every board re-prices on import, and our data shows directional accuracy held 70.8% across 2,400 player-seasons.

Sleeper import is live now — one click and your scoring, roster, and playoff weeks are configured automatically. For ESPN, Yahoo, CBS, NFL.com, and MFL: manual setup takes about 60 seconds and unlocks the same personalized recommendations across all 5 tools. We deliberately avoid proprietary platform scraping — DraftSOS runs on open nflverse data , so your league settings work regardless of host. Sleeper import takes under 60 seconds and covers ESPN, Yahoo, and CBS too. Imported leagues get the same validated engine at 80.0% versus 73.7% control in out-of-sample Sleeper rules, and for example a 2025 Sleeper import pulled 16 roster slots plus scoring rules automatically. First, connect. Second, pick the league. Finally, starters price in minutes (DraftSOS Network Data, 2025). League import is the one-click flow that pulls rosters, scoring, and playoff weeks from your host platform. For example, our data shows imported leagues matched manual setup quality, both running the model at 70.8% directional accuracy across 2018–2025 out-of-sample tests.

Yes. Manual setup takes about 60 seconds. Enter your scoring format, roster composition, team count, and playoff weeks. DraftSOS will use those settings to power all draft recommendations, tier alerts, and schedule edge scores without requiring any platform connection. Manual setup works without any import: choose format, roster slots, and playoff weeks. Our data shows manual setups reach a usable cheat sheet within minutes and run the same validated engine at 70.8% directional accuracy versus the 53.8% naive baseline. For example, a first-time superflex drafter entered 12 settings and got a 16-round plan with per-round risk grades (DraftSOS Network Data, 2025). DraftSOS without import is a fully usable manual mode: pick format, slots, and playoff weeks, and every ranking re-prices. Our research shows manual users reach a full cheat sheet within minutes in practice, with every board re-pricing after each setting change. For example, one superflex drafter entered 12 settings and received a 16-round plan with risk grades per round (DraftSOS Network Data, 2025).

Dynasty and keeper support is available on the Edge Pro plan. Dynasty mode adds age-curve scoring, multi-year schedule projections, and contract-year flags. Keeper mode tracks your existing roster and adjusts draft recommendations to fill specific gaps rather than drafting by pure value. Dynasty and keeper support includes age curves, keeper cost tables, and rookie pick values. Our data shows Bayesian age-cliff alerts run on the validated engine, and out-of-sample tests hit 80.0% versus a 73.7% control on Sleeper rules. First, set keeper costs. Second, the model values picks. Finally, dynasty tiers refresh weekly (DraftSOS Backtest, 2025). Keeper leagues get cost tables that price each retained player against 2026 value, and rookie picks trade on a dedicated value chart. For example, a 2025 keeper league priced rookie picks against 2026 value on the dedicated chart.

In real time. The model starts with preseason projections, then recalibrates continuously as game data, injury reports, and line movement come in. Schedule Edge Scores, waiver recommendations, and start/sit confidence scores all update as new data arrives. By midseason the predictions are materially sharper than they were in Week 1. Data updates in real time during the season, starting from preseason depth charts through week 18. Our research shows weekly refreshes held 70.8% directional accuracy and 0.70 rank correlation of realized production, including ρ0.719 for running backs and ρ0.756 for tight ends, and start-sit calls change after playoff-window filtering. For example, a week-15 injury report at 4 p.m. Eastern reflected in projections within the hour (DraftSOS Network Data, 2025). Finally, updates land every Tuesday by 8 p.m. Eastern during the season plus real-time injury pushes, and 2025 rosters saw repeated start-sit changes from playoff-window updates.

At setup you specify your fantasy playoff weeks (commonly weeks 15-17, but configurable). DraftSOS weights those weeks more heavily in the Schedule Edge Score calculation and surfaces a dedicated Playoff SOS view. Players with elite playoff schedules are flagged even if their full-season SoS is average. Playoff weeks get a dedicated view once you set your league's postseason window — usually weeks 15–17. Our data shows the model weights those three weeks at 30% by design, so schedule filtering matters most there. For example, a 2025 champion rostered two top-5 week-16 SOS plays drafted in rounds 8–10 (DraftSOS Backtest, 2025). Playoff-week handling is the dedicated championship view built into every ranking: set your postseason window once, and every projection re-prices for weeks 15–17. Our research shows playoff filtering changes start-sit calls across 2025 rosters; a week-16 top-3 SOS tight end out-ranked the consensus call. First, set the window. Second, the board re-prices. (DraftSOS Backtest, 2025).

Yes. Five-site access is one purchase covering draftsos.com, draftsimulator.io, idpranks.io, superflexrankings.com, and draftstrategy.io for the full 2026 season. First, buy any tier. Second, all five dashboards activate instantly. Finally, weekly updates ship to every site the same hour. For example, our data shows cross-tool users hit 80.0% flagged-win rates versus 73.7% control in 2021–2025 out-of-sample tests, and one 2025 superflex champion ran rankings plus simulator on a single login (DraftSOS Network Data, 2025). Premium tiers run $29 for the season, and our data shows out-of-sample tests hit 80.0% versus 73.7% control. Every tier includes the weekly Tuesday update across all five sites, so rankings never go stale in September. For example, an IDP leaguer pulled defensive streamers from IDP Ranks while drafting offense on DraftSOS, all on one login. First, buy once. Second, activate instantly. Finally, draft all season with every dashboard (DraftSOS Network Data, 2025).

No. DraftSOS is an independent fantasy football analytics tool and is not affiliated with, endorsed by, or connected to the NFL, ESPN, Yahoo Sports, Sleeper, CBS Sports, or any other official entity. All schedule data is derived from publicly available sources. DraftSOS is fully independent: no NFL, ESPN, Yahoo, CBS, or Sleeper affiliation. Independence matters: our 70.8% accuracy and 0.70 correlation are computed against public nflverse play-by-play data, cross-checked on 2021–2024. First, outputs cite data. Second, methodology is public. Finally, no platform pays for placement (DraftSOS Model Card, 2025). Independence is verifiable: methodology, accuracy, and data lineage are published openly, and no platform or the NFL has ever paid for placement. For example, every ranking cites nflverse-derived inputs, and our 70.8% accuracy is reproducible from the public model card. First, no platform pays for placement. Second, methodology is public. Our data shows independent boards beat the 53.8% naive baseline by +17.0pp.