Daily Guessing Game
Rarest daily guessing game showing the prompt Name a lake in Europe with a 25 second timer

Today’s round · 7 prompts · 25 s each

Free · no sign-up · game: Rarest

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Krillion guide · play a game like it below

Krillion: How to Play, and a Free Game Like It

Krillion is the daily trivia game at krillion.io where rare answers sink you deeper. Here is how it works, plus Rarest, a free game on the same idea you can play right now.

Krillion vs Rarest: both 7 prompts a day, 25 s each
FeatureKrillionRarest (here)
Daily roundFreeFree
Extra rounds$5 one-time unlockFree, unlimited
No-timer optionNot in settingsYes
Pick a subjectThemed packs (beta)8 categories
Sign-upNot neededNot needed
Live play with friendsPuffer PartyNo
Rarity scored byFamiliarity data + reviewWikipedia stats

Checked on krillion.io and rarest.me on November 15, 2026. Rarest is not affiliated with Krillion.

More guessing games

Rarest daily guessing game after answering Lake Geneva to the prompt Name a lake in Europe: Flicker tier, plus 5 points
We tried it ourselves: "Lake Geneva" was accepted for "Name a lake in Europe", but it is one of the three best-known answers out of 150, so it earned the lowest tier and 5 points.

What is the Krillion game?

The Krillion game is a free daily trivia game played in the browser at krillion.io. Every day there are seven prompts, the same for everyone, and each asks you to name one thing. Any correct answer counts, but in Krillion a rare answer scores big and an obvious one barely floats. Your points become depth: the deeper you dive, the better your day. Krillion is made by one developer, who goes by kp.

This page is not Krillion and is not connected to it. It explains how Krillion works, using what Krillion's own site says, and gives you a game built on the same idea that you can play right now, above: Rarest, an independent rarest answer game by rarest.me.

How to play the Krillion game online

Krillion is played in the browser at krillion.io, with no download. Its own instructions fit in six lines, and they are the whole game:

  1. 7 prompts a day, same for everyone.
  2. 25 seconds to name one thing for each prompt.
  3. Rare answers score big; obvious ones float.
  4. The pick that feels clever? Other players probably thought of it too.
  5. Every point sinks you 10 metres; 700 points reaches the trench.
  6. One dive per day, no second chances.

So a perfect Krillion dive is 700 points and 7,000 metres. The daily round is numbered: November 14, 2026 was Dive #122.

How Krillion decides which answers are rare

According to Krillion's FAQ, each answer set is built by combining sources such as dictionaries, wiki pages and encyclopedias, then cleaning them into one list. Rarity is scored in one of two ways. Some prompts are scored mechanically against a familiarity database: how often a word or name turns up in what people read and write. Others cannot be reduced to a number like that, and get a combination of AI assistance and a manual pass.

The top answer of each prompt, the "Krillion" itself, is not chosen on rarity alone. Past a certain depth rarity gets hard to separate, so the gem is also picked for being satisfying to land on: something at least a few players actually find. Krillion also has a name for the answer that feels obscure but is not: "too clever", the go-to pick that everyone thinks only they know.

If a fair answer is refused, Krillion's FAQ says it is usually a source that was missed. Its autocorrect is generous, because many answers have aliases, and that occasionally turns a typo into an answer you did not expect.

Krillion modes beyond the daily dive

Tips for a deeper Krillion dive

A free game like Krillion to play right now

You cannot play Krillion on this site, but the game at the top of this page works the same way. Rarest gives you seven "Name a…" prompts a day with 25 seconds each, and the less well known your correct answer is, the higher your hot-air balloon climbs. It is a rarest answer game made by the independent team at rarest.me, and it is not affiliated with Krillion.

What it adds for Krillion players:

Every correct answer in Rarest lands in one of six tiers, from Flicker (5 points, everyone knows it) to Inferno (100 points, among the least known), so a perfect round is 700, the same ceiling as Krillion. According to its developer, the answer lists come from Wikidata and rarity from public Wikipedia statistics.

More Krillion-style games

Krillion made a whole family of games popular. Here are the ones you can play on this site:

Krillion FAQ

Is this the official Krillion site?

No. Krillion is played at krillion.io. This page explains how Krillion works and lets you play Rarest, a separate game by rarest.me. Neither is affiliated with Krillion.

How do you play Krillion?

Each day Krillion gives everyone the same seven prompts. You have 25 seconds to name one thing for each. Rare answers score more than obvious ones, every point sinks you 10 metres, and 700 points reaches the trench. You get one dive per day.

Is Krillion free?

The daily dive is free. When we checked on November 15, 2026, Krillion's archive and unlimited play were a one-time $5 unlock, and its themed packs were marked free for now.

How does Krillion decide which answers are rare?

According to Krillion's FAQ, some prompts are scored against a familiarity database of how often a word or name appears in what people read and write, and others with AI assistance plus a manual pass.

What is the Krillion answer?

The gem answer for each prompt. Krillion's FAQ says it is picked for being satisfying to land on as well as rare, so it is not always the rarest answer on the list.

Who made Krillion?

Krillion's FAQ says it is made by one developer, who goes by kp.

Is Krillion legit?

Yes. Krillion is a real, free daily trivia game at krillion.io made by a solo developer. Several other sites use the Krillion name; some say they are independent and not affiliated with krillion.io, and Krillion's own FAQ warns about people claiming to be its creator. The original is krillion.io.

How do you replay Krillion?

The daily dive is one attempt per day. To replay past dives or keep playing, Krillion offers its Archive and Unlimited modes, which were a one-time $5 unlock when we checked. Its themed packs were marked free for now. Rarest, the game on this page, has free unlimited rounds.

Can you play Krillion with friends or 1v1?

Yes. Krillion's Puffer Party mode has 1v1 rooms as well as rooms for 3, 4 to 6 and 8 to 10 players, rated or just for fun, and you can host a private room with a code. Signing in with Google also lets you compare daily scores with friends.

What Krillion themed packs are there?

When we checked on November 15, 2026, Krillion listed Words & Language, At the Movies, Sports and Geography packs, marked free for now and in beta, with Music coming soon.

Can I play a game like Krillion with unlimited rounds for free?

Yes. Rarest, the game on this page, has a free Unlimited mode with seven new prompts every round and no account.

What game is on this page?

Rarest, a rarest answer game by the independent developer at rarest.me. It has seven prompts a day, 25 seconds each, and six rarity tiers from Flicker to Inferno.

Can I play on my phone?

Yes. Rarest works with touch on phones and tablets as well as a keyboard and mouse, and the Fullscreen button gives it the whole screen.

The game will not load. What can I do?

Reload the page and press Play again. If it still does not appear, try another browser or turn off content blockers, since the game loads in a frame from useiframe.com. You can also play Rarest at rarest.me.

Player comments

How high did you fly today? Leave your score, but keep the answers to yourself so nobody gets spoiled.