K-Pop Bias Battle

The fastest way to find your true bias.

Stop second-guessing your tier list. Tap through head-to-head matchups between your favorite K-pop idols and a smart ELO algorithm builds your ranking automatically. No dragging, no agonizing. Just instinctive picks that surface the truth.

WHO'S YOUR BIAS, REALLY?

· Two idols at a time. Pick the one you bias.
· A smart ELO algorithm reads your picks and ranks every idol on a clean S / A / B / C / D / F tier list.
· 200+ idols across 36 K-pop groups. From the giants (BLACKPINK, BTS, TWICE, NewJeans, Stray Kids, SEVENTEEN) to 3rd-gen legends (Red Velvet, EXO, MAMAMOO, GOT7, MONSTA X), 2nd-gen icons (Girls' Generation, SHINee, Super Junior), and the rising 4th/5th gen (ITZY, (G)I-DLE, NMIXX, NCT Dream, NCT Wish, BOYNEXTDOOR, ZEROBASEONE, RIIZE, TWS, KISS OF LIFE, fromis_9, and more).
· Long-press to drag any idol to a different tier if your gut says so.

SHARE THE FLEX

· Save your tier list as a clean image, sized for Instagram feed and Stories.
· Top 10 share format optimized for vertical feed posts. Every pick numbered, your #1 highlighted.
· Bias Spotlight reveals your #1 bias and bias wrecker on a dramatic two-card share.
· Eight theme packs: Clean, Neon, Pastel, Y2K Chrome, Glitter, Velvet, Sakura, Midnight.

PICK YOUR SCOPE

· Rank any single group for free — all 36 in the catalog.
· All-Time Bias across every group at once. (Pro)
· By generation: 2nd, 3rd, 4th, and 5th gen rankings. (Pro)
· By gender: every girl group or every boy group. (Pro)
· One ranking per scope per day. Re-rank anytime to overwrite.

PRO (ONE-TIME PURCHASE)

· Unlock every scope: all-time, generation, gender, multi-group.
· Every theme pack.
· Remove ads.
· Pay once. No subscription. Restores across your devices. Yours forever.

PRIVACY-FIRST

Every photo is sourced from Wikimedia Commons. No backend, no account. Your tier lists live entirely on your device.

Find your ultimate bias. Make it official.