Free online Productivity tools for developers

Tool Slick aims to be your single stop for quick and simple productivity tools. Tools range from Interest Calculators , Loan Calculator Tools , Tax Calculators , Health Calculator Tools , Finance Calculators , Hashings , Base Tools , BCD Conversion Tools , Gray Code Conversion Tools , Binary Bitwise Calculators , Binary Number Operations , Other Maths , Encoders , Decoders , Escapers , Unescapers , Formatters , Text Tools , URL Tools , Converters , Web Converters & Generators

Click here for a list of all our tools

We are adding new tools regularly. Recommend your ideas on our slack channel or drop us an email.

Bug reports with details on the nature of the bug, steps to reproduce it and any other environmental factors such as browser version are appreciated.


May 20, 2018
New Interest tools - Doubling Time Calculator & PVIFA Calculator
New Loan tool - Actual Cash Value Calculator
New Finance Calculators tools - Capitalization Rate Calculator & PE Ratio Calculator
First Web Converter tools - Hex to RGB Color Converter & RGB to Hex Color Converter
May 18, 2018
New Interest tools - Bond Yield Calculator , Rule of 72 Calculator & Commission Calculator
New Loan tools - Immediate Annuity Calculator , Present Value of Annuity Calculator & Zero Coupon Bond Calculator
New Finance Calculators tools - Debt Ratio Calculator , Dividend Yield Calculator , Earnings Per Share Calculator & Return on Equity Calculator
May 16, 2018
First Finance Calculators tools - Hourly to Salary Calculator , Certificate of Deposit Calculator & Percent Off Calculator
May 15, 2018
New Interest tools - Compound Interest Calculator , APY Calculator , CAGR Calculator , Markup Calculator , Profit Calculator & WACC Calculator
New URL tool - URL Component Parser
Generic HTML Conversion Support for HTML to JSON Converter
May 14, 2018
New Conversion tool - XML to JSON Converter