Best text data collection tools in 2025

AI Essay Checker

Enhance writing with grammar checks and plagiarism detection.

Writer’s AI Content Detector

Analyze writing to ensure it feels human and authentic.

AI Detector Deutsch

Detects AI-generated text for authenticity verification.

Subscription + from €50.00/page
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Google Natural Language API

Analyze text for insights and sentiment with advanced machine learning.

GPTZero

Identify AI-generated text and enhance writing authenticity.

FastChat

Platform for building and managing advanced chatbots.

UndetectableAI

Transform AI text into authentic, human-like writing.

Figurative Checker

Identify and enhance figurative language in your writing.

Prompt Octopus

Visual comparison tool for AI model responses and prompts.

Doc2Lang

Quickly translate various document types while keeping the formatting.

SlickWrite

Real-time writing analysis for grammar and style enhancement.

Sassbook AI Writer

Generate original text quickly and easily for any writing project.

Flair NLP

A framework for advanced natural language processing tasks.

TextBlob

Python library for text analysis and sentiment evaluation.

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.