Improve your prompts across 7 popular AI chats before you send.
Users
25
+22 in 30 days
Rating
5.0 / 5
+5.00 in 30 days
Ratings
39
+39 in 30 days
Store rank
#140K
#117K among extensions
Version
0.1.14
updated 13 Oct 2026
Users
monthly, 2 months
Latest, 18 Oct 2026:25 usersMove the mouse over the chart for any month
Ratings count
monthly, 2 months
Latest, 18 Oct 2026:39 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About PromptShield - AI Prompt Optimizer
Better AI answers start with clearer prompts.
PromptShield is an AI prompt optimizer that helps turn rough ideas into clear, detailed requests before you send them.
It works directly inside 7 popular AI chats, so you can improve your prompts without leaving the conversation or changing the way you already use AI. Write naturally, run Quick Check, review the suggested improvement, and choose what you want to send.
Whether you're studying, drafting an email, planning a project, researching a topic, creating content, or working through code, PromptShield helps AI better understand what you need.
KEY FEATURES
• Quick Check — Turn vague or unfinished prompts into clearer, more structured requests.
• Actionable feedback — See where your prompt could use more context, specificity, or direction.
• Works across 7 popular AI chats — Keep the same prompt-improvement workflow across supported AI websites.
• Privacy Guard — Check prompts for potentially sensitive information before sending.
• One-click Apply — Review the suggested improvement, then replace your draft or keep your original. Applying a suggestion never sends it automatically.
• Multiple languages — Choose your preferred language from the built-in language selector.
HOW IT WORKS
1. Write your prompt normally in a supported AI chat.
2. Click the PromptShield bubble to run Quick Check.
3. Review the improved prompt and feedback.
4. Apply the version you want or keep your original.
5. Send when you're ready.
BUILT FOR THE WAY YOU ALREADY USE AI
You don't need a library of prompt templates or complicated prompting formulas. Start with your own words and let PromptShield help make your request clearer before you send it.
PromptShield is designed for students, professionals, developers, creators, researchers, and anyone who wants to communicate more clearly with AI.
GET STARTED FREE
Try PromptShield with the free plan. Optional Pro features are available through a paid subscription.
Write it. Check it. Make your meaning clear.
Supported AI chats and product details:
https://usepromptshield.com
Privacy policy:
https://usepromptshield.com/privacy
Support:
https://usepromptshield.com/support
https://promptshield-production-b45a.up.railway.app/**://chat.openai.com/**://chatgpt.com/**://claude.ai/**://www.claude.ai/**://gemini.google.com/**://perplexity.ai/**://www.perplexity.ai/**://grok.com/**://www.grok.com/*and 3 more
Alternatives to PromptShield - AI Prompt Optimizer
Extensions that rank for the same store searches or share the Workflow & Planning category, ordered by users