A fast, minimal hub for practical tools
Find AI, developer, finance, and student tools in seconds, use them instantly, and move to the next task.
✦ Most used tools
A list prioritized by user usage preferences.
Token Calculator
Estimate token usage across popular and latest AI models.
JSON Formatter + Validator
Format and validate JSON instantly. Detect syntax errors and output clean minified/pretty JSON.
KDV Calculator (Turkey)
Calculate KDV included/excluded prices with current Turkey VAT rates (20%, 10%, 1%).
Currency Converter (Turkey)
Convert TRY and major currencies using TCMB daily rates with snapshot fallback.
University GPA Calculator (Turkey)
Calculate semester or cumulative GPA using course-credit-grade rows.
TYT Net -> Score & Rank Estimator
Estimate TYT score/rank with 2025/2024/2023 anchors and calculate net from section-level correct/wrong inputs.
New tools
AI Tools
4 tools — Token calculators, text analysis, AI cost estimators
Developer Tools
8 tools — Formatters, converters, encoders, regex testers
Finance Tools
6 tools — VAT, salary, interest, exchange, loan and inflation calculators
Student Tools
24 tools — GPA, YKS/LGS estimators, exam net, countdown and plan generator
✦ Why Hesaplyo
Fast
Minimal steps between problem and result.
Free
Core usage is accessible without payment.
No login
Open a tool, run it, and continue.
About Hesaplyo
Hesaplyo is a multilingual utility platform built for fast, repeatable digital tasks. Each tool page is focused on a single outcome: help users reach a correct result with minimal friction. AI tools cover token and cost estimation workflows, developer tools handle formatting and validation tasks, finance tools focus on Turkey-specific calculations, and student tools support exam estimates, net calculations, countdowns, and planning. Lightweight search, clear navigation, and strong internal linking help users move from one task to the next without interruption.