FantasyBoss vs Optimal 9
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FantasyBoss
Manage your fantasy sports leagues and engage with your league members on a polished mobile platform. Participate in live drafts, track matchups, and utilize commissioner tools for football, baseball, basketball, soccer, and hockey.
- Manage season-long fantasy leagues
- Participate in live drafts
- Manage teams and rosters
- Browse players and draft boards
- Follow league activity and results
- Utilize commissioner tools
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Make your league feel alive again. FantasyBoss is the home for fantasy leagues that want more than a draft room. Create a free season-long league, manage every detail, and give your group reasons to come back all season. DRAFT, MANAGE, COMPETE • Draft from your phone with snake, auction, and mock drafts • Manage rosters, lineups, waivers, trades, standings, playoffs, and keepers • Customize scoring and league settings with commissioner-grade controls • Follow matchups, league activity, and conversations in one place KEEP THE LEAGUE ALIVE • Watch weekly recap videos • Send taunts and keep the rivalry going • Take on weekly challenges • Keep league chat and activity together throughout the season DRAFT SMARTER • Use Draft Optimizer for recommendations shaped by your league, roster, and picks • Prepare with unlimited mock drafts and configurable draft settings • Track positional scarcity, tier breaks, and auction inflation as the draft unfolds Football and baseball are available now, with more sports opening throughout the year. No ads. One platform. Your league has a new home.
Optimal 9
This app simulates baseball batting orders using real player statistics from recent seasons. It allows users to test different lineup configurations to maximize run scoring potential over a series of games. Analyze performance based on actual data and roster information.
- Batting order optimization
- Real statistical performance analysis
- 2022-2023 season data
- Roster integration
- Multi-game simulation
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Optimize the batting order for a baseball team using real statistical performance. This is a way to test your theories about which batter should hit in each position for maximum run scoring in a game. The simulator uses actual 2022 and 2023 statistics and rosters and allows you to choose any batting order over a large series of games to analyze the performance.
Screenshots
Verdict
The clearest difference is review sentiment: FantasyBoss at 80% against Optimal 9's 0%. FantasyBoss also leads on update cadence (every 4 days vs every 10 months). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
FantasyBoss ships an update every 4 days, Optimal 9 every 10 months. The most recent releases landed on October 24, 2026 and September 28, 2026 respectively.
| Parameter | FantasyBoss | Optimal 9 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.0 (1 ratings) — better |
| Positive reviews | 80.0% of reviews — better | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 4 days — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.4 — better | 17.0 |
| Further details — not scored | ||
| Size | 84 MB | 1 MB |
| Age rating | 17+ | 4+ |
| Developer | FantasyBoss Inc | Stuart Zussman |
Customer experience
FantasyBoss
Optimal 9
In-app purchases
FantasyBoss
No in-app purchases
Optimal 9
No in-app purchases
