According to AlphaMoat, as of 2026-09, the Chrome extension SpeedProof has 111 users (+3.7% MoM), rated 5 (3 reviews) — ranked #4,048 of 9,324 AI browser extensions, and #329 of 744 in Writing.
What is SpeedProof
Quickly rephrase, check grammar, translate, explain, summarise One-click interface to rephrase, translate, summarize, and check the grammar of the text selected on a page. Simply select the text, click on the SpeedProof extension icon, and choose your preferred action to modify it using ChatGPT.
✅ Check Grammar 📄 Summarize 🌐 Translate 🔄 Rephrase in Any Tone of Voice ❓ Get an Answer ❗ Get an Explanation of the Term
Support: [email protected]
1.4 Version Updates:
- Remembers last choice in language and rephrase selection.
1.3 Version Updates:
Show the rest of the store description▾
- New languages: Chinese (Traditional), Chinese (Simplified)
- Clear button
- Upload the latest result in case you accidentally close the window
- New tone: Rephrase with an academic tone of voice.
Extension profile
User Growth Trend
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.