Smodin

Smodin is a multi-purpose AI text platform popular with students and multilingual users, covering rewriting, summarizing, translation, plagiarism checking and AI content detection in 100+ languages.

Its most-used tool is the Rewriter — paste text and get it rephrased for clarity or originality. Around it sit an AI Writer for essays and articles, a Summarizer for long documents, a citation-aware "Research" assistant, a Plagiarism Checker, and an AI Content Detector. The breadth across languages is the differentiator: Smodin handles rewriting and grammar in languages where big-name tools focus mostly on English.

A free tier covers light daily use with length limits; paid plans unlock longer texts, more daily uses and the full toolset.

Strengths: strong multilingual coverage, a wide free tier for students on a budget, and an everything-text toolbox in one tab. Weaknesses: output quality in English trails premium tools like QuillBot for paraphrasing depth and control; and as with all rewriters, using it to disguise others' work as your own is plagiarism regardless of what a detector says — universities increasingly check.

Who it's for: students and writers working in languages beyond English, and anyone wanting a free-first, all-purpose text utility rather than a premium single-purpose subscription.