Local-first · No uploads · Free to use

A desktop app for analyzing your Slippi Ranked sets — and your friendlies.

Point it at your replay folder and get a full breakdown of your play — matchups, stages, sessions, rating history — plus a grade for every ranked set and friendly across Neutral, Punish, and Defense, measured against real ranked data. Runs locally; nothing is uploaded.

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Benchmarked against Platinum, Diamond & Master ranked replays
Every set and friendly you play gets graded by our stats engine:
grade_baselines.json
0 Stat samples in the benchmark
0 Character matchups with their own baseline
0 Stats scored across Neutral, Punish & Defense
A real graded set from the app: Falco vs Fox, Win 2-0, graded S / 76
A play session's breakdown: stage win rates, score distribution, and a momentum chart across the session
Every session tracked automatically — stage win rates, score distribution, momentum
Grade distribution across 73 graded sets, from S down to F, with an overall average grade
Every set you play, graded — see your distribution across S through F
Win rate against every opponent character, filterable and sortable, plus an opponent spotlight and recent sets
Win rate against every character you've faced, sorted best to worst
A set's full grade breakdown across Neutral, Punish, and Defense, scored stat by stat against a matchup baseline
Zoom into any set — Neutral, Punish, and Defense, broken down stat by stat (full breakdown is Premium)
The Live Stats Overlay in OBS: live controller inputs, rank, Rating, session record, and the grade for the set just played
An always-on OBS overlay — live controller inputs, rank, Rating, and set grade (Premium)
Rating tracked over time with a 20-set rolling average and season markers
Rating tracked over time, with a rolling average and season markers
The Notes tab: scouting notes filed per player and per character matchup, such as Falco vs Marth, with a composer for adding new ones
Keep scouting notes on players and matchups — they surface the moment that opponent is detected
What it tracks

A full breakdown of every set and game you play

Replay scanning

Point it at your local Slippi folder and it pulls in every ranked set and friendly automatically.

Matchup & stage stats

Win rates against every character and stage, sortable by best and worst.

Session breakdown

Each play session tracked on its own, with a momentum chart for the sets in it.

Friendlies graded too

Unranked and direct games each get their own grade, scored on the same Neutral, Punish, and Defense scale as your ranked sets.

Live opponent scouting

Your opponent shows up the moment a game starts: rank, Rating, season record, and your notes on them (Premium).

Stream overlay

An always-on OBS panel with your rank, Rating, session record, and the grade for each set you play (Premium).

Neutral

Opening rate, first-hit conversion, and how often you win the first exchange.

Punish

Damage per opening, edgeguard conversion, and kills relative to real ranked data.

Defense

Recovery rate, stock duration, and survival — graded against your exact matchup.

Slippi Ranked Stats is an independent, fan-made tool and is not affiliated with, endorsed by, or sponsored by Nintendo or Project Slippi.