Password generator
Create strong random passwords with length and character options.
Open toolFree online tools
Browser-based utilities for security, developers, and everyday work — private, fast, and free from Codaphics.
Utilities
Practical tools that stay in your browser
No account, no file upload to our servers for these utilities. Use them for passwords, hashes, JSON, Base64, and more — built for students, developers, and small teams.
- Runs locally in your browser
- Free to use — no signup
- Security + developer focused
- Mobile-friendly layouts
Hash generator
Generate SHA-256, SHA-1, and SHA-512 hashes in your browser.
Open toolQR code generator
Create downloadable QR codes from URLs or text — entirely in your browser.
Open toolBase64 encode / decode
Encode or decode Base64 text instantly without uploading data.
Open toolJSON formatter
Pretty-print or minify JSON and catch syntax errors quickly.
Open toolUUID generator
Generate UUID v4 identifiers for apps, APIs, and databases.
Open toolText case converter
Convert text to upper, lower, title, or sentence case.
Open toolWord & character counter
Count words, characters, sentences, and reading time.
Open toolUnix timestamp converter
Convert between Unix timestamps and human-readable dates.
Open toolNeed a custom tool or internal dashboard?
Codaphics builds secure web apps, automation, and training programmes for institutes and businesses.