TennisRank is a ranking, league and tournament system for clubs, academies and federations. 5 rating algorithms (ELO, points, classes, hybrid, rolling league), elimination bracket with rating-based seeding, configurable rolling-window league and an AI assistant (Claude Haiku 4.5) with 21 real actions executed in the app. Multi-language PWA (PT-BR, EN, ES). 30-day Signature trial, no credit card.
TennisRank is the ranking, league and tournament system for clubs, academies and federations. Tennis-tuned ELO (K-factor 40/20/10), elimination bracket with seeding, rolling-window league, and an AI assistant that runs 21 real actions in your league.
vs. Marco Chen (#2) · deadline Friday
ELO, points, classes, hybrid and rolling league. You pick how your league counts points.
The assistant creates rounds, approves members, simulates matches, drafts WhatsApp summaries — executes, not just replies.
24 automatic (streak, bagel, clay master, comeback), 2 manual and 4 tournament. Real-time notifications.
Full translation across 3 languages (PT-BR, EN, ES). International federations ready to go.
Rating, rolling-window league, elimination bracket, organizer dashboard and administrative AI — every piece a league needs to run consistently, all in one place.
Adaptive K-factor: 40 for new players, 20 for stable ones, 10 for the top. Adjustments per set game difference and match format (bo3, pro set, super TB).
Serpentine, Swiss, proximity or random pairings. Asymmetric points (winner/loser/WO). Configurable window (3–20 rounds) — oldest round drops off on its own.
Interactive SVG bracket, seeding from the parent ranking, auto-advance on confirmation, auto-completion on the final. Up to 64 players, best-of-3 / pro set / super TB.
Your own URL (/org/your-club), public profile per athlete, server-rendered Open Graph, indexed by Google. Your league shows up in search.
An assistant with 21 real actions inside the app — creates rounds, approves members, simulates matches, drafts announcements. Natural language, Vercel AI SDK v6 streaming, confirmation required on destructive actions.
Create a round with deadline and auto-draw. Close (WO on pending) or delete with confirmation.
Full bulk member management. Category changeable per player.
Create an elimination tournament (bo3, pro set, super TB). Open registration, start, delete.
Compute ELO impact and position if X beats Y. Pull rating, trend, form and trophies for any athlete.
Copy-paste text: round summary or draw preview, formatted for WhatsApp.
create_ranking, get_ranking, get_league_overview, get_league_stats, get_round_detail, search_player, record_walkover, award_trophy, update_barragem_config, reject_member, get_player_stats.
Rating, tournaments, logging, trophies, public page, athlete stats. No phantom modules: what's here is running in production today.
ELO with adaptive K-factor, per-match points, hierarchical classes with promotion/relegation, hybrid (classes + internal ELO) and rolling league (window 3–20). Switching models doesn't erase history.
Rating-based seeding, auto-advance post-confirmation, auto-completion on the final. bo3 / pro set / super TB.
Per-set score, tiebreak, super tiebreak, walkover, opponent confirmation. Validation by the format chosen in the ranking.
24 automatic (streak, bagel, clay master, comeback…), 2 manual, 4 tournament. Real-time push.
Your own URL, 7 color themes, logo, server-rendered Open Graph. Indexed by Google.
12-month rating, W/L per surface, rivals (H2H), recent form, best position, pre-match simulator.
Installs as a native app (Serwist). Match logging works offline. 3 languages with 1,650+ keys.
Trial ends? You auto-switch to Free — up to 15 members and 1 ranking. Nothing is deleted, nothing blocked from reading. Resume Signature whenever.
For clubs with up to 5 active categories.
No limits. For leagues, academies and regional federations.
No card. Becomes Free at the end of trial, no surprise charge.
Federations, club networks and sports brands.
Free plan is forever — up to 15 members, 1 ranking, zero card. Perfect for small groups or easing in.
Start with Free30 days of the full Signature plan. No card. No catch.
Free plan forever if you decide it's enough.