Best Octets Apps & Games

Furious Tank: War of Worlds

Epic game for shooting stars

Free

Engage in fast-paced 3D tank battles, either solo or with teammates, against players worldwide. Strategically destroy enemy tanks, defend your territory, and upgrade your vehicles with powerful weapons. Experience realistic graphics and immersive gameplay.

Coding Game - Binary Hacker

Beyond Sudoku: Logic Practice

Free

Test your brainpower and problem-solving skills by converting decimal numbers to binary. Compete with friends, climb global leaderboards, and unlock new themes and wallpapers. Enjoy addictive puzzles and improve your mental math.

Base Converter Simple

by Pierluigi Solimena

Free

Convert numbers between decimal, binary, hexadecimal, and octal numeral systems. Supports integers from 0 to 2^31-1 in base ten. Ideal for students and developers needing quick number base conversions.

U.S. Army STARS Elements

by Army Game Studio

Free

Explore the world of chemistry with interactive tools to build atoms, learn chemical bonds, and discover elements. Test your knowledge with engaging challenges designed for students, teachers, and enthusiasts.

CIDR Calc

Subnet and host calculator

Free

Calculate subnet details, including IP addresses, masks, and reverse masks, using CIDR notation. Generate and share lists of subnets and hosts within the next higher octet. This tool simplifies network calculations for IT professionals and students.

Octo: Learn Base Conversion

Convert, practice and more

Free

Master number base conversions with this educational tool. It offers step-by-step solutions for decimal to any base conversions and provides over 12,000 practice assignments to solidify your understanding.

Smart Convert - Base Converter

Smart Base Converter App

Free

Easily switch numbers between various bases, from binary to base 62. Ideal for developers, students, and math enthusiasts needing quick and reliable conversions with fractional parts. Features include instant common base conversions, custom base support, and conversion history.

VHS Cam - Disposable Camera

Dazz, Vintage, Retro Effects

Free

Apply vintage and retro filters to your photos. Share your creations after a 20-minute "development" period. Offers weekly and monthly subscription options with a free trial.

Chemical Valence

by Molecular Materials Informatics, Inc.

Free

Learn chemical bonding through an interactive, game-like experience. Manipulate valence electrons to construct 2D Lewis dot structures and unlock rotatable 3D molecular models. Progress through increasingly complex challenges with guided learning and reflection.