Free Online Tools & Utilities

Test your laptop touchpad functionality - detect taps, gestures, multi-touch, and pointer tracking in real-time.

Simulate hacking on screen with realistic code output. Type any key to display code from multiple programming languages with terminal effects.

Simulate realistic OS update screens fullscreen to prank friends. Supports Windows 11, Windows 10, macOS, and Ubuntu with BSOD and kernel panic effects.

Generate creative usernames for social media, gaming, and online accounts with multiple styles and multi-language wordlists.

Convert GPS coordinates between Decimal Degrees, DMS, DDM and UTM formats. Interactive map preview with click-to-get-coordinates feature.

Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text or files. Compare hashes to verify file integrity.

Calculate subnet mask, network address, broadcast address, host range, and CIDR notation for IPv4 and IPv6 networks.

Test your keyboard for broken keys, ghosting, and rollover issues. Supports Full (100%), TKL (80%), and MacOS layouts with visual feedback.

Calculate how much gravel, mulch, sand, or soil you need for landscaping projects. Supports multiple shapes, materials, and unit systems.

Calculate the exact number of bricks, mortar, cement, and sand needed for your construction project with support for walls, openings, and pillars.

Calculate fence materials including posts, rails, pickets, concrete, and hardware for wood, chain-link, vinyl, and metal fences.

Calculate optimal stair dimensions including riser height, tread depth, angle, stringer length, and check building code compliance instantly.

Calculate the exact number of drywall sheets needed for your walls and ceilings. Includes openings deduction, waste factor, accessories estimate, and cost breakdown.

Calculate board feet for lumber and logs. Estimate material costs with waste factor and manage your project's material list.

Calculate flooring materials needed for any room shape. Estimate pieces, boxes, costs, and skirting length.

Calculate roof pitch, angle, and slope multiplier from rise and run measurements, pitch ratio, or angle input.

Calculate the exact number of tiles needed for your floor or wall project, with grout spacing, waste percentage, and cost estimation.

Calculate how much paint you need for interior or exterior projects. Accounts for room dimensions, openings, paint type, coats, waste, and provides multi-room summaries.

Find the electron configuration, orbital diagram, and quantum numbers for any of the 118 elements.

Calculate concrete volume for slabs, footings, columns, walls, stairs, and more. Get bag estimates, cost projections, and export results as PDF.