
Form Filler App
Fill Genius
SimpleFill App
Multicopy
Tired of retyping form data over and over? Use MultiField CopyCat, a browser extension that lets you copy, paste, and autofill form fields across websites in seconds. No more tedious one-by-one field clicking & copying! Save time & work smarter π±β‘

JSON Formatter & Validator
DevTools Advanced
JSONFormatter.org
FreeFormatter
JSON Editor Online
SmallDevTools
TheDevTools
FOSS tools for developers
Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | multifield-copycat.com | developertools.tech |
| Pricing | ||
| Platforms | β | |
| Company | Startup from Canada Β· 1 - 9 employees Β· 2025 | β |
| Listed in |
In their own words, as submitted to SaaSHub.


Whether youβre a web developer, QA tester, content creator, web admin, or productivity lover, this Chrome extension lets you copy, paste, and autofill multiple input fields on any webpage in seconds β no more tedious one-by-one copying πͺβ¨ β‘ Key Features π Copy & Paste Form Data in Selected...
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What each product offers, as listed by its team.


Possible disadvantages
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Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
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Auto-fills your forms. Add your data once, and fill multiple forms with one click
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A collection of developer tools in one place in your browser
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SimpleFill is a browser extension that fills forms at lightning speed with smart auto-suggestions in dropdowns as you type or simply via right-click context menu.
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Online JSON Formatter and JSON Validator will format JSON data, and helps to validate, convert JSON to XML, JSON to CSV. Save and Share JSON
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