Nut & Bolt Sort

Contains adsIn-app purchases
Content rating
Everyone
10+
Downloads
Content rating
Everyone
In-Game Purchases
Learn more
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About this game

Sort colorful nuts onto bolts until every bolt holds a single color. Simple to learn, satisfying to finish, and it works completely offline: no Wi-Fi, no sign-up.

SEND A PUZZLE TO A FRIEND
After you solve a level, send a short code to a friend. They get the exact same board on their phone and try to beat your move count. No account, no server, no waiting.

HUNDREDS OF LEVELS THAT KEEP CHANGING
• Levels grow from easy to super hard, with new boards as you progress.
• From level 20, some boards come with a work order: finish the colors in a set order.
• Earn up to 3 stars on every level by solving it in as few moves as possible.
• Every level is proven solvable, and restarting is always free.

MODES
• Levels: the main journey, easy to super hard.
• Daily challenge: a new board every day, the same for everyone.
• Precision Jobs: three daily boards where you aim for the perfect, fewest-moves solution. Gold, silver and bronze medals.
• Zen mode: endless relaxed play with no par and no pressure.

PROGRESS YOU CAN SEE
• Climb mechanic ranks from Apprentice to Master Mechanic.
• Unlock new nut finishes: polished, engraved, brass and gold.
• Collect coins and unlock new themes.
• Daily rewards and win streaks.

HELP WHEN YOU'RE STUCK
• Undo, hint and an extra bolt are there when you need them.
• Free undos on every level, and a free hint for every 3-win streak.
• Watch a short video for a free booster, if you like.

MADE TO BE COMFORTABLE
• Colorblind symbols: every color also has its own shape.
• Satisfying sounds and gentle vibration, both easy to switch off.
• Designed to fit small phones.
• Your progress is saved on your device and restored if you reinstall.

Free to play, with optional ads and optional purchases to remove ads or get extra coins.

Questions or ideas? Write to hello@tracevium.com
Offline nut & bolt sorting puzzle. Beat your friends' moves with a short code.
Updated on
Nov 4, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Location
  • This app may collect these data types
    Location
  • Data is encrypted in transit

What’s new

You can now rate the game from Settings, and the game may ask for a quick rating after a great win. Thanks for playing!
Content rating
Everyone
In-Game Purchases
Learn more

App support

About the developer
SAURABH UDANIYA
saurabh.udaniya@gmail.com
Kamla Nagar, Burhar road, Gortara House 20 Shahdol, Madhya Pradesh 484001 India