Best search engine optimization tools in 2025

Personality Insights

Advanced text analytics for actionable insights from data.

Spellcheck Plus

Improves English writing with spelling and grammar checks.

Humanizer AI

Transforms AI-generated text into natural, engaging writing.

GPTKit

Detects whether text is written by a person or AI.

SpaCy

Efficient library for processing and understanding human language.

Microsoft Azure Text Analytics

Automated solution for extracting insights from text data.

DatumBox

AI-driven text analysis for insightful business decisions.

AI Content Detector - Leap

Quickly verifies if text is AI-generated or original content.

AI Checker

Identify AI-generated text with an intuitive text analyzer.

Plagiarismsearch.com

Advanced plagiarism detection for maintaining content originality.

Lexalytics Salience6

Text analysis software for insights and sentiment tracking.

X Detector

Identify whether text is human-written or AI-generated.

GPT-2 Output Detector

A tool to determine if text is human or AI-generated.

TextRank

Automatically summarizes texts and extracts key phrases efficiently.

Amazon Comprehend

Smart text analysis for extracting insights and understanding trends.

GPTZero.cc

Verify if text is written by humans or generated by machines.

Accessibility Desk

Generate accessibility insights for inclusive digital content.

NLTK

Comprehensive library for natural language processing tasks.

Textrics

Analyze text for sentiment and emotional insights.

AI detect

Accurate detection of AI-generated text for authenticity verification.

AI Checker Tool

Verify if text is written by humans or generated by AI.

Watson Natural Language Understanding

Analyze text data for insights and sentiment.

OpenNLP

Efficient library for natural language processing tasks.

AI Plagiarism Checker

Detects AI-generated text for academic and professional integrity.

Floneum

Visual workflow builder for language tasks with plugin support.