Grammar Check, Corrector: Frex 簡介

Write with confidence—anywhere.
Frex is an AI-powered grammar checker, spell checker, summarizer and tone-aware paraphraser designed for students, professionals and content creators. Correct errors, refine style, and instantly shorten or rephrase text while preserving your unique voice.

How Frex works
Real-time analysis – Every word is scanned for grammar, spelling, punctuation and style issues.

AI suggestions – Context-aware rewrites improve clarity, formality or creativity.

One-tap apply – Accept individual fixes or improve the whole passage at once.

Key features
Grammar & Spell Check – Detect and correct mistakes in emails, essays or social posts.

Smart Summarize – Condense long paragraphs into clear bullet points or short abstracts.

Tone-Based Paraphrase – Rephrase sentences as formal, friendly, concise and more.

Vocabulary Boost – Tap to replace basic words with stronger synonyms.

Advanced Punctuation – Commas, apostrophes and colons placed exactly where they belong.

Proofreader Explanations – Brief notes show why a change was suggested, helping you learn.

40 + language support
Frex understands and improves writing in more than forty languages, including:
English, Turkish, Spanish, French, German, Portuguese, Italian, Arabic, Russian, Chinese (Simplified & Traditional), Japanese, Korean, Hindi, Bengali, Indonesian, Malay, Vietnamese, Thai, Tagalog, Polish, Dutch, Swedish, Danish, Norwegian, Finnish, Greek, Czech, Slovak, Hungarian, Romanian, Bulgarian, Croatian, Serbian, Ukrainian, Hebrew, Persian and Urdu—plus many more regional languages.

Use Frex everywhere
Academic papers, résumés and professional reports

Workplace chat, project documentation and customer emails

Social media captions, blogs and creative writing

Everyday messaging where flawless spelling matters

Go further with Frex Premium
Unlock deeper style guidance, expanded tone options, vocabulary enrichment and priority processing for large documents.

Privacy you can trust
All text is processed with strict encryption. Content is never sold or used to train unrelated models. For details, read our in-app Privacy Policy and Terms of Service.

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目前暫不提供Grammar Check, Corrector: Frex的APK檔下載，請前往GooglePlay下載。

Grammar Check, Corrector: Frex目前暫時不支援從 Google Play 下載，您可以直接在本頁面下載 APK檔。

Grammar Check, Corrector: Frex 對我的電腦設備來說安全嗎？

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是的，Grammar Check, Corrector: Frex 遵循 Google Play 的內容指南，確保您在您的 Android 設備上安全使用。

什麼是XAPK檔案？如果我下載的Grammar Check, Corrector: Frex是XAPK檔案怎麼辦？

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XAPK是一種檔案擴充格式，單獨的APK檔案和OBB cache assets檔案。 XAPK檔案可以簡單透過手機上的預設安裝器直接下載安裝到Android裝置。 XAPK檔案可以幫助你在手機或平板下載或傳輸大型應用程式時節省很大的資料容量。XAPK檔案甚至可以讓你毫無障礙地下載和安裝受區域限制的應用程式。 XAPK檔案不像APK檔案可以簡單透過手機上的預設安裝器直接下載安裝到Android裝置。APKPure XAPK 安裝器可以透過最方便的方式幫你一鍵安裝和管理Android裝置上的APK和XAPK檔案。具體安裝教學可以透過以下連接查看：https://apkcombo.com/tw/how-to-install/ 而在電腦上只需拖拽XAPK檔案至雷電模擬器中即可。