Free Tech Website Tools
A collection of simple browser-based tools for passwords, file sizes, download times, encoding, timestamps, writing checks and image sizing. Nothing is uploaded or sent to a server.
1. Secure Password Generator
Create a random password with custom length and character types.
2. Password Strength Checker
Check whether a password is weak, fair, strong or very strong.
3. Data Storage Converter
Convert between bytes, KB, MB, GB and TB.
4. Download Time Calculator
Estimate how long a file will take to download based on internet speed.
5. URL Encoder / Decoder
Encode or decode URLs, query strings and special characters.
6. Base64 Encoder / Decoder
Convert plain text to Base64 or decode Base64 back to text.
7. HTML Entity Encoder / Decoder
Convert HTML characters into safe entities or decode them back.
8. Word Count & Reading Time
Count words, characters, sentences and estimated reading time.
9. Unix Timestamp Converter
Convert Unix timestamps to readable dates and dates back to timestamps.
10. Image Aspect Ratio Calculator
Resize images while keeping the same aspect ratio.