AI Detection Comparison delivers simple and pointed answers.

Which AI detection solution do you need and what is its intended purpose?

AI TruthTeller® vs. Grammarly

  • Feature

  • AI TruthTeller®

  • Grammarly

  • Primary Core Function

  • AI Detection & Safety

    Verifies if text or images are human or AI generated

  • Writing Assistance

    Improves grammar, spelling, tone, and style of writing.

  • AI Text Detection

  • Primary Focus

    Designed to detect AI in chats, email, SMS and social media profiles. Exhibits high accuracy during internal tests (up to 87.5% detection)

  • Secondary Feature

    Often cited in independent tests as having lower accuracy (40-50% detection rate), prioritizing low false positives over high percentage detection

  • Image Detection

  • Yes - Primary Feature

    Specifically detects AI generated images vs. authentic photos

  • No - Images not detected

    Does not currently offer image detection capabilities. (11/19/2025)

  • Target Audience

  • General Consumers

    Designed for people to avoid scams, verify dating & social media profiles, online chats and fake news

  • Writers & Professionals

    Ideally suited for students, authors, publishers, business teams and content creators

  • Platform

  • Mobile Apps & Windows

    iOS, Android & Windows Extension. Enhanced integration for WhatsApp

  • Ubiquitous Integration

    Browser extensions, Desktop apps, MS Office, Google Docs and mobile keyboards

  • Pricing Model

  • Freemium

    Free Chrome Extension. Mobile apps offer a 60 day FREE trial followed by subscription (monthly or annual)

  • Freemium

    Robust FREE plan. Pro plan at $12 month (billed annually); Enterprise options

Although AI TruthTeller® and Grammarly both utilize artificial intelligence, they sit on opposite ends of the communication spectrum. Grammarly is a “creation” tool designed to help you write better content. AI TruthTeller is a “consumption” tool designed to help you verify the content you receive.

  • Choose AI TruthTeller® if you are an individual concerned about online safety, avoiding scams, verifying if a person on a dating app or in a chat is real; or detecting fake images

  • Choose Grammarly if you are a student, author or professional looking to improve grammar, tone, and clarity; or if you need to generate text.

Detection vs. Correction

Grammarly is the market leader in improving human writing. Its AI features are “generative” (helping you rewrite sentences) and “corrective.” Its AI detection tool is supplementary software often used by educators or professionals to check for plagiarism or AI usage in drafts and legal documents.

In contrast, AI TruthTeller® is a “decision support platform.” It is not built to help you write; it is built to help protect you. Its unique value proposition lies in human interaction detection in text and images, features that Grammarly entirely lacks. This makes AI TruthTeller® significantly more useful for identifying scammers, catfish efforts and fake profiles on social media and dating platforms where AI generated images are common. Detection of deceptive headshots for job applicants in human resource departments is another applicable use.

Accuracy and Trust

  • AI TruthTeller®: By focusing specifically on detection, it delivers higher sensitivity to AI. It uses “jury” approach—combining assessment and detection from multiple AI models—combined with human reviews to continuously improve and reach a verdict (Final Judgement). This provides more robust detection than relying entirely on a single AI model.

  • Grammarly: Independent tests (e.g. PCWorld) have shown Grammarly’s AI detector to be conservative. It often misses AI-generated text to avoid accusing a human of using artificial intelligence.

Use Case Scenarios

  • Scenario A (Online Dating): You are chatting with someone online who sends or posts a photo that looks “too perfect” and their messages feel contrived or just a bit off. You want to know if they are AI or a live human. Winner: AI TruthTeller®

  • Scenario B (Student/Employee): You are writing a report and want to ensure it sounds professional and error-free. Winner: Grammarly

Final Thoughts

AI TruthTeller® and Grammarly are not direct competitors but rather complementary solutions. If your goal is security, verification and avoiding deception from AI generated content, AI TruthTeller® is the better choice. If your goal is productivity and writing excellence, Grammarly is the better option.