Productivity & Education Toolkit

Quick utilities for passwords, QR codes, word analysis, scientific calculations, and GPA.

Generate high-resolution QR codes for URLs, text, Wi-Fi, or contacts with instant PNG download.

Create cryptographically strong, unbreakable passwords with customizable length and character sets.

Analyze text length in real time: words, characters, sentences, paragraphs, reading and speaking time.

Calculate cumulative weighted or unweighted Grade Point Average (GPA) on a 4.0 scale.

Perform trigonometric functions (sin, cos, tan), logarithms, square roots, powers, and parentheses.

Solve standard quadratic equations (ax² + bx + c = 0) with step-by-step discriminant and roots.

Convert between metric and imperial units for Length, Weight, Temperature, and Area.

Stay in deep focus with customizable 25-minute work sprints and 5-minute restorative breaks.