Tiny tools that solve big everyday problems
Free, fast utilities and assistive tools — built for everyone. Pick a tool and get it done in seconds.
General Tools
Everyday utilities for words, numbers, health and more
ABC
Word Counter
Count words, characters, sentences and reading time. Great for essays, posts and drafts.
Aa
Text Case Converter
Convert text to uppercase, lowercase, title case, camelCase, snake_case and more.
%
Percentage Calculator
Calculate percentages, discounts, increases, decreases and original values instantly.
🔤
Word unscrambler
Enter jumbled letters and instantly find every valid word — perfect for Scrabble, Wordle and crosswords.
🔒
Password generator
Create strong passwords — random, memorable word-based, or PIN style. Copy in one click.
⚖️
Unit converter
Convert weight, height, temperature and more — kg to lbs, cm to feet & inches, °C to °F instantly.
🧩
Crossword solver
Enter known letters and blanks (e.g. C _ R) and get every matching word from a full English dictionary.
🧮
BMI calculator
Calculate your Body Mass Index with metric or imperial units. Get personalised health info based on your result.
🔄
File Converter
Convert images, docs and data — privately in your browser. No upload, no server, completely free.
🧾
Tip Calculator
Service quality slider, unequal splits and per-person totals
🎂
Age Calculator
Live second counter, zodiac signs, milestones and fun comparisons
Finance Tools
Free calculators for mortgages, savings, loans, retirement and currency
🏠
Mortgage Calculator
Monthly repayments, total interest and full amortization schedule. Works for any country.
📈
Compound Interest
See your savings and investments grow with the power of compounding over time.
💳
Loan Repayment
Personal loans, car loans — weekly, fortnightly or monthly repayments with payoff date.
🏖️
Retirement Calculator
Project your retirement savings and monthly income using the 4% withdrawal rule.
💱
Currency Converter
Live exchange rates for 20+ currencies updated daily from the European Central Bank.
Assistive Tools
Designed for neurodiverse users — clean, distraction-free, ad-free
Plan
Visual Schedule Maker
Create picture-style daily routines with times, icons, check-off steps and a printable schedule.
Read
Read aloud text
Listen to pasted text with browser text-to-speech voices. Adjust speed, pitch and volume.
🔡
Dyslexia text formatter
Converts any text into a reader-friendly format using OpenDyslexic font, adjusted spacing and calming background colours.
📏
Reading ruler
Highlights one line at a time so you can focus without losing your place. Use mouse, keyboard arrows or tap to navigate.
✂️
Syllable splitter
Breaks any word or paragraph into syllables with hyphens, colours or dots. Great for phonics, spelling and reading support.
⏱️
Visual timer
Time shown as a shrinking circle or bar — with lap tracking stopwatch and voice announcements.
How ZingoTools works
1
Pick your tool
Browse the sections above — no account required.
2
Enter your input
Type letters, numbers or values. Results are instant.
3
Get your answer
Copy, share or just use the result straight away.
4
Come back anytime
New tools added every month in both categories.