Tomasz Hanusiak, creator of Blefuj
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The settings and mechanics described here exist in the Blefuj game. House rules that the app does not enforce are clearly labelled.
Not every party game works for two, this one does. Blefuj has modes designed specifically for 2 people: Mind Leak, where one of you bluffs while the other guesses a secret, and Duo, where you check whether you had the same word. Perfect for a date, a night in or a trip.
Modes for two
- Mind Leak, bluff and deduction: one knows a secret, the other guesses it.
- Duo “same / different word”, you guess whether you had the same word.
How Mind Leak works
In Mind Leak, one person is the Secret holder and knows the secret; the other is the Detective and does not. The secret holder plays through short scenarios as if the secret were true, but must never say it outright. The Detective listens for suspicious details, asks short follow-up questions, and finally picks the real secret from 3 options.

Example scenarios
Scenarios are concrete situations to act out aloud, they never reveal the secret. Examples:
- “Someone tells a joke that's only a little funny. How do you react?”
- “You're planning an evening together. What do you suggest first?”
- “Someone asks how your day went. What do you say?”
Duo: same or different word
In Duo mode each of you sees a word. Sometimes they're identical, sometimes similar but different. You chat by giving clues and guess whether you had the same word. It's a light, quick game, great as a warm-up.

How the 5-round series is scored
Mind Leak is played as a series of five rounds. In every round the app draws afresh who knows the secret, so you both bluff a few times and track a few times. Points are counted separately: the Secret holder earns a bluff point when the secret survives, the Detective earns a detection point when they catch it. After the fifth round the series screen names the Bluff master and the Secret detector, or declares a tie when the points are equal, with no decider.
The secret, the decoy options and your answers are never stored or sent anywhere. The only thing kept on the phone is a local stats card (series, rounds, secrets hidden and caught, best bluff and detection streaks), which you can clear at any time in Settings.
An example Mind Leak round
The secret holder gets a secret and the first of five scenarios: “Someone suggests a spontaneous weekend trip. How do you react?” They answer as if the secret were true, without saying it. The Detective probes one detail, catches a moment of hesitation, and after the fifth scenario picks the secret from 3 options. Right: a detection point. Wrong: a bluff point. Then the next round, with roles drawn again.
The Detective's tools
Before the first scenario the app gives the Detective a short briefing, and after every scenario it allows one short follow-up question and suggests examples. These two things decide most rounds:
- What to watch for: does the answer sound natural, are they explaining too much, are they avoiding specifics, does the reaction fit the scenario.
- Follow-up prompts: “Why exactly that?”, “What exactly would you say next?”, “What are you trying to avoid?”, “How could someone catch you?”.
- The one-question rule is deliberate: the Detective has to choose where to dig, and the Secret holder isn't interrogated forever.

Secret tones: Safe, Funny, Awkward
Instead of a word category, in Mind Leak you pick a secret tone. Safe means light, everyday secrets for a first evening or a family game. Funny (the default) gets the most laughs out of the role-play. Awkward raises the tension: the secret is a little embarrassing, but never toxic and never about genuinely sensitive matters. The free Classic pack has 45 secrets across all three tones; more packs are planned for Premium.
Common mistakes
- The secret holder over-shares and reveals a detail, stay general.
- The Detective asks only yes/no questions, ask “how?” and “why?”.
- In Duo you give clues that are too obvious and instantly know everything.
- You stop after one round, only a series shows who really bluffs better.
Ideas for a night for two
- Warm up with 2–3 Duo rounds, then a full Mind Leak series.
- Change the tone after each series: start with Safe, finish with Awkward.
- Keep a running rivalry across evenings, the local stats in Settings show who hides secrets more often and who catches them more often.