Sinceerly app introduces human-like errors to satirize AI-generated writing

5 articles · Updated · Gizmodo · Apr 25

Developed by Harvard MBA student Ben Horwitz, Sinceerly offers three rewriting modes—Subtle, Human, and CEO—each adding varying levels of intentional mistakes to text.
The app aims to make users question the authenticity of AI-generated content and inject humor into digital communication, with its creator confirming the project is intentionally tongue-in-cheek.
Sinceerly reflects growing concerns about AI-written emails appearing unnatural, highlighting a trend where tools are created to mask or parody AI’s influence on everyday writing.

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