1,400+ tools compared — all free, no signup, no ads
Updated August 2026. We tested every major free online tool site and built our own: ToolAspect. Here's what makes a great tool site and which tools you should bookmark.
Every tool listed below is 100% free, works in your browser, requires no account, and has no ads.
Monthly payments, amortization, and PMI estimates.
Visual growth chart with monthly contributions.
Investment returns with inflation adjustment.
Car loan payments with trade-in value.
Convert hourly, weekly, biweekly, monthly, annual.
Real-time regex matching with capture group highlighting.
Encode and decode Base64 strings instantly.
Minify CSS to reduce file size.
Decode JWT tokens without sending to a server.
Generate v4 UUIDs in bulk.
Generate placeholder text by paragraphs or words.
Strong random passwords with strength meter.
Convert text to UPPER, lower, Title, camelCase.
Audit meta tags and get improvement suggestions.
Body Mass Index with healthy weight range.
Basal Metabolic Rate (calories at rest).
Total Daily Energy Expenditure.
Length, weight, volume, temperature, speed, area.
Convert between binary, decimal, hex, octal.
Real-time crypto to fiat conversion.
Every tool is free, works in your browser, and requires no signup.
Browse All ToolsLast updated: August 2026. This page is regularly maintained and all tools are verified working.