Other Calculators & Utilities

Useful utilities and fun tools that don’t fit standard categories: QR/code generators, randomizers, text tools, IP utilities, small dev helpers and light entertainment tools. Free, privacy-friendly, and mobile-optimized.

Love Calculator

Fun compatibility percentage generator based on names. For entertainment only.

Compatibility Test

Quick questionnaire-based compatibility heuristics for friends, couples or teams.

Raffle Draw

Pick random winners from a list—perfect for giveaways and event prize draws.

QR Code Generator

Create printable QR codes for URLs, vCards, text or Wi-Fi credentials.

Text Counter

Count characters, words and lines—handy for SEO, social posts and form limits.

Roman Numerals

Convert between Roman numerals and regular integers quickly and accurately.

Color Picker

Pick colors, see hex/RGB values and sample combinations for UI or design work.

Prime Number Checker

Test large integers for primality—useful for math education and basic cryptography checks.

IP Calculator

Subnet mask, network address, broadcast and host range calculations for IPv4 networks.

Anagram Solver

Find word permutations and matches from a dictionary—useful for games and puzzles.

Typing Speed

Measure words-per-minute (WPM) and accuracy with short typing tests.

Random Password

Generate secure random passwords with adjustable length and character sets.

Barcode Generator

Create standard barcodes (EAN, CODE128 etc.) for labeling and inventory tasks.

Dice Roller

Roll virtual dice (D4, D6, D20 etc.) for games, simulations or decision-making.

Lottery Number

Generate random number combinations for lotteries and quick-pick entries (play responsibly).

Horoscope

Daily horoscope and sign descriptions for entertainment and light reading.

Text To Binary

Convert text to binary (ASCII/UTF-8) and back—handy for learning and debugging.

Handy Utilities & Fun Tools — When to use them and why they help

Not every useful web tool fits neatly into a single technical category. The “Other Calculators” area collects practical micro-tools and light entertainment utilities that are frequently useful for individuals, small teams, event organizers, developers and designers. These tools are intentionally compact: they solve one problem quickly and keep privacy in focus by running calculations locally when possible.

Utility tools that save time

Tools such as QR Code Generator, Barcode Generator, Random Password, IP Calculator and Text-to-Binary are everyday helpers. Designers and marketers need QR codes and color pickers for campaigns and assets; operations staff use barcodes for labeling; developers use IP calculators and text encoding tools when configuring networks or debugging logs; and everyone benefits from a quick random password generator to improve account security.

Event & community helpers

Raffle Draw and Dice Roller simplify random selection tasks. Organizers can paste participant lists and draw winners without spreadsheets or plugins. Dice Roller supports role-playing games or decision-making in remote meetups. The Lottery Number and Random Pick utilities are intended for entertainment—remember to use responsibly and follow local rules for gambling and lotteries.

Text & productivity tools

Text Counter, Anagram Solver and Typing Speed tools are surprisingly useful. Content creators and SEOs use the Text Counter to meet limits for meta descriptions and social posts. Writers and puzzle fans use Anagram Solver for play and brainstorming. Typing Speed helps track practice sessions and measure productivity improvements over time.

Developer-focused helpers

For developers, small tools make debugging faster: Text-to-Binary helps with encoding checks, Prime Checker can be used for algorithm testing, and IP Calculator offers quick subnet calculations while configuring networks. These helpers reduce back-and-forth between applications and speed up diagnostic flows.

Fun & social tools

Love Calculator, Compatibility Test and Horoscope are playful utilities for social interaction. They’re clearly labeled as entertainment—use them to spark conversations, social posts, or light-hearted team icebreakers. These tools are not diagnostics or advice and are best enjoyed with that expectation.

Design and security considerations

When using generators (QR codes, passwords, barcodes), choose secure options: for passwords prefer high entropy (longer length, varied character sets); for QR codes, confirm the encoded target before sharing publicly. For barcodes, confirm format and checksum requirements (EAN, UPC, Code128) for your use case. The QR and barcode tools provide export options so you can download images for print or digital use.

Privacy & local-first behavior

Many tools on this page perform work locally in your browser—text conversions, randomization, and simple encodings—so your inputs do not leave your device unless you copy or explicitly share results. For tools that might involve network data (for example, a live IP lookup), we clearly surface when an external request is needed and what data is sent.

Best practices and tips

Final thoughts

This collection of “other” calculators rounds out Caltoo’s toolbox—small, reliable helpers that make daily tasks easier and add a bit of fun. They’re free, mobile-friendly, and designed for immediate results. If you’d like additional features—bulk exports, branded QR templates, or API access for automated workflows—reach out and we can build a tailored solution.