MockFill – Autofill Forms with Mock/Fake Data
Extension Actions
- Extension status: In-App Purchases
A web form filler that autofills page inputs with realistic dummy data for testing.
MockFill – Autofill Forms with Mock Data (Chrome Extension)
MockFill is a lightweight autofill Chrome extension built for developers, QA engineers, and designers who frequently test web forms.
Instead of manually typing fake data again and again, MockFill lets you autofill forms instantly with realistic test data—right inside your browser.
Whether you’re testing signup forms, debugging validations, or previewing layouts, MockFill helps you fill web forms faster and stay focused on building.
✨ Key Features
🚀 One-Click Form Autofill
Instantly autofill entire web forms with smart mock data.
🎯 Smart Field Detection
Automatically detects form fields like name, email, phone number, date, address, and more.
⚡ Single Field or Bulk Fill
Fill individual inputs or auto populate the entire form at once.
🛠 Works on Any Website
Compatible with React, Vue, Angular, and plain HTML forms.
🔒 Private & Secure
No tracking, no data collection—everything runs locally in your browser.
✅ Why Install MockFill?
If you regularly work with web forms, manual form filling quickly becomes repetitive and slow. MockFill acts as a fake data form filler, helping you test faster without relying on browser autofill or Google autofill settings.
With MockFill, you:
Save hours of repetitive typing
Autofill form data consistently
Test forms more efficiently
Perfect for frontend developers, QA testers, and product designers who want a better form autofill experience.
What's New 🆕?
Autofill support of Dropdown(Select HTML and React V2&V2 Select only currently )
Latest reviews
- Joshua Campbell
- when can we get drop down auto select support and rules?
- Narpat H.
- Amazing tool! I use it daily, and it has saved me a lot of repetitive work.
- Rishabh garg
- Amazing extension. Works as expected.
- Zoltán Domonyi
- This tool has great potential. Really clean, and minimalistic design. Would be nice to have some more features, but it's an early product, so most likely it's coming soon.