Free online Student Loan Calculator. Calculate monthly payments, total cost, and repayment timeline for federal and private student loans.

Fast text statistics utility — word count, character count, line count, sentence count and more. Zero dependencies.

Base64 encoding and decoding toolkit. Encode and decode strings, files, and data to/from Base64 format.

Deep JSON comparison tool that reports added, removed, and changed properties

Number formatting utilities - thousands separator, currency, percentage

Free online Savings Goal Calculator. Plan your savings with monthly contribution calculations to reach financial goals by a target date. Try free at risetop.top

Free online Commission Calculator. Calculate sales commission from revenue or profit with flat rate, tiered, and split commission structures. Try free at risetop.top

IP address validation and classification utility

Lightweight percentage calculation utilities for Node.js and browsers.

Free online Amortization Calculator. Calculate loan amortization schedules with monthly payment breakdowns showing principal and interest portions over the life of a loan. Try free at risetop.top

URL encoder and decoder tool. Encode and decode URLs, query parameters, and URI components.

Free online Loan Calculator. Calculate monthly payments, total interest, and amortization schedules for any loan type.

Free online Auto Refinance Calculator. Determine if refinancing your auto loan saves money by comparing current rates with new loan terms and monthly payments. Try free at risetop.top

Lightweight mortgage calculation utilities — monthly payment, amortization schedule, interest breakdown, and more.

Lightweight utility library for percentage calculations — calculate, change, and percentage-of with zero dependencies.

HTTP header parsing and manipulation utility

Free online Investment Return Calculator. Calculate total return, annualized return, and compound growth on investments over custom time periods. Try free at risetop.top

Zero-dependency unit conversion helpers — length, weight, temperature, volume, area and speed.

Free online Down Payment Calculator. Calculate required down payment amounts for different home prices and see how down payment size affects your mortgage. Try free at risetop.top

Free online Mortgage Payoff Calculator. Plan early mortgage payoff with extra monthly payments and see total interest savings and shortened loan term. Try free at risetop.top