If you have ever opened your Chess.com profile and wondered why you have four different ratings, you are in good company. It is not a bug. Each time control is a separate rating pool, and they can tell very different stories about the same player.

The time controls and their ratings

Chess.com rates the four main time categories separately: daily, rapid, blitz, and bullet. Daily games give you up to a day per move, rapid gives each player ten minutes or more, blitz is usually three minutes a side, and bullet is one minute or less.

Your bullet rating reflects your reflexes and pattern recognition under extreme pressure. Your daily rating reflects your thinking, because you have all day to be careful. A player who is 1800 in rapid and 1400 in bullet is a completely normal human. A player who is 1800 in both is either a machine or a liar.

Which number should you care about?

For improvement, your rapid and daily ratings are the honest ones. They are the games where you have time to actually think, which is the only mode where real learning happens. Bullet is fun, but it mostly trains you to play bullet. If you want your rating to climb, play the slowest time control you can tolerate, then look at how your games actually went.

That is where this tool helps. Enter any username and you will see the ratings side by side, plus how many games they have played in each. Someone with 2,000 rapid games and a 1500 rating is grinding; someone with 50 blitz games and a 1500 rating has an unproven number.

Rating inflation and the pools

Ratings only mean something relative to the people you play. A 1600 in the bullet pool is not the same as a 1600 in the daily pool, because the pools have different sizes and different skill distributions. That is also why comparing your rating to your friend's rating only works if you both play the same time control against similar opponents.

It is worth remembering that the absolute number is less important than the trend. A rating going up slowly is better news than a rating that is high but has been flat for a year.

What your win rates tell you

Ratings describe your overall level, but win rates describe your matchups. The analytics tab breaks down your results by color and by time control. If you win most of your blitz games as White but lose most as Black, that is a concrete thing to work on. If you score badly against a particular opening, that is a concrete thing to look up.

The numbers on your profile are a summary. The breakdowns are where the useful information lives.