Number Guessing Game
Guess the secret number from 1 to 100. Use the hints to minimize your attempts and beat your record.
How to use
- 1
Enter a number
Type a number between 1 and 100 and press guess.
- 2
Narrow it down with hints
Use "higher" and "lower" hints to narrow the range.
- 3
Beat your record
Your attempts are counted. Aim for your lowest score.
Features
- Secret number drawn with cryptographic randomness
- Higher / lower hints after each guess
- Best score saved locally to beat
- All in your browser with no data sent
Use cases
A quick break
A one-minute mini game between work or study sessions.
Logic training
Pick up the idea of binary search while having fun.
Friendly competition
Compare best scores and see who can guess it fastest.
Details
The number guessing game hides a secret number between 1 and 100. Narrow it down using the hints, one guess at a time.
Fewer attempts mean a better score. Your best score is saved in local storage, giving you a target to beat on your next visit.
Everything runs in your browser and nothing is sent anywhere. A perfect break, or a quick exercise in logical narrowing.
FAQ
What is the number range?
A random integer between 1 and 100, chosen fresh for each game.
Where is my best score saved?
Only in your device's local storage. It is never sent anywhere.
How accurate are the hints?
The higher/lower hints are exact. Guessing the same number as the secret wins.
What is the minimum number of guesses?
Using binary search, the answer is always found within 7 guesses. Start with 50 to halve the range.
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All processing happens in your browser. Your files are never uploaded.
Did you know?
With binary search, any number from 1 to 100 can be guessed within 7 tries.