Free Tools
Marketing & Developer Tools
Free, no-signup tools to help you build campaigns, analyze performance, convert data, classify content, detect PII, and generate regex — powered by on-device AI.
UTM Builder
Generate UTM-tagged campaign URLs with presets for Google Ads, Meta, TikTok, and more. Includes bulk mode and history.
Try it freeROAS Calculator
Calculate Return on Ad Spend, CPA, CPL, and break-even metrics. Compare channels side by side.
Try it freeCron Expression Generator
Build cron expressions visually with dropdowns, presets, and a preview of the next 10 run times.
Try it freeJSON ↔ CSV Converter
Convert between JSON and CSV instantly. Supports nested objects, file upload, and runs 100% in your browser.
Try it freeAI Data Classifier
Classify and tag your data with custom categories using on-device AI. Zero-shot classification — no training needed.
Try it freeAI PII Detector
Detect and redact personally identifiable information using on-device NER. Finds names, emails, SSNs, and more.
Try it freeAI Regex Builder
Describe what you want to match in plain English and get a regex pattern. AI-powered semantic search across 30+ patterns.
Try it free