5 powerful calculators & simulators to optimize your gameplay.
Plan builds, simulate gacha, calculate stats, track bosses, and dominate the meta.
Interactive Tools
S/A Champions
Accurate Data
Active Codes
Professional-grade calculators and simulators built to optimize your gameplay. 100% free, no registration required.
Practice champion spins with real drop rates
Simulate gacha pulls before spending Chikara in-game. Includes pity system, inventory tracking, and statistics. Perfect for planning your rolls!
Optimize your training efficiency
Calculate exact stat gains based on training area, boosts, and duration. Compare zones and find the optimal training route for your level.
Create optimal character builds
Plan your champion, special, and stat allocations. Get PvP/PvE effectiveness scores and save your builds for later reference.
Calculate gacha costs & probability
Calculate expected pulls and Chikara cost to obtain any champion. Includes probability analysis and pod comparison (5k vs 15k).
Track enemy respawn times
Real-time countdown timers for all 6 enemy types. Get browser notifications when enemies respawn (~33% champion drop rate).
Analyze team composition
Build the perfect team with synergy analysis, role coverage, and meta ratings. Get suggestions for improvements.
Track your game progress
Monitor your stats, champion collection, quests, and unlocks. Export/import data across devices with local storage.
Complete champion database with stats, drop rates, tier rankings, and gacha pool information. Filter by rarity and tier.
All specials categorized: Stands, Kagunes, Fruits, Quirks, Grimoires. Includes NPC locations and unlock methods.
Complete guide to all training zones with multipliers, unlock requirements, and efficiency ratings. Updated for patch 2.1.
Connect with thousands of AFS: Endless players, share builds, trade champions, and get the latest updates first!