Credibility Analyzer vs Index

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Credibility Analyzer compared with Index
Detail	Credibility Analyzer	Index
What it does	AI fact-check with a 1–10 score, claim-by-claim findings, and sources across browsers and apps	Keep work, personal life, and every project in its own space. Switch between them without closing tabs or losing your place.
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Free	Free
Pricing	Free to use; users bring their own API keys and are billed directly by Google, Anthropic, or OpenAI for model usage.	Not given
Key features	Chrome and Firefox browser extensions iPhone and Mac apps with Share Extension for analyzing text from Safari or any app Android app on Google Play 1–10 credibility score with short verdict Claim-by-claim findings with verified, partially verified, unverified, or false/misleading labels Source links from web grounding citations Optional Media Bias/Fact Check publisher rating Results in the same language as the page when possible On-device Gemini Nano for local analysis on Chrome Bring your own API key for Gemini, Claude, or OpenAI models	Spaces, each holding its own groups that open as Chrome tab groups Favorites: up to eight pinned pages that stay with you in every space Sleeping tabs that go out of sight and come back when clicked Hundreds of themes Rewind function keeping a week of changes on your computer Export one JSON file to share with AI assistants like ChatGPT or Claude Search any group, space or link from any page Private by design with no account, server, or network requests
What makes it different	Works across multiple platforms as both browser extensions and native mobile apps Bring-your-own-key model with no account required On-device analysis option with Gemini Nano on Chrome keeps text private Claims grounded in live web search or model training knowledge with source citations Multilingual results matching the page language	Keeps a week of changes you can rewind through on your computer Sleeping tabs preserve your place while keeping them out of sight
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	28 no change since last check	20 no change since last check
Trust Flow (Majestic)	2	0
Citation Flow (Majestic)	22	9
Referring domains (Majestic)	30	7

4 details filled in for both companies.

More alternatives to Credibility Analyzer More alternatives to Index