How does RateBud detect fake Amazon reviews?

RateBud uses advanced AI to analyze review patterns, language authenticity, timing anomalies, and content quality. We examine reviewer behavior, review velocity, and linguistic markers to detect fake reviews with high accuracy.

What does the trust score mean?

The trust score is a percentage from 0-100% indicating review authenticity. This product scored 80.225% (Grade C). Scores above 80% indicate highly trustworthy reviews, 60-79% are generally reliable, and below 60% suggest caution.

Is RateBud's review analysis free?

Yes, RateBud's AI-powered review analysis is completely free. We analyze Amazon reviews to help you avoid fake reviews and make informed purchasing decisions. No signup required.

Product image of 311i Max Replacement Filter Compatible with Blueair Blue Pure 311i Max Air Puri-fi-ers, H13 True HEPA & Activated Carbon Filter, Compare to Part #F3MAX, 2 Pack

311i Max Replacement Filter Compatible with Blueair Blue Pure 311i Max Air Puri-fi-ers, H13 True HEPA & Activated Carbon Filter, Compare to Part #F3MAX, 2 Pack

Name: 311i Max Replacement Filter Compatible with Blueair Blue Pure 311i Max Air Puri-fi-ers, H13 True HEPA & Activated Carbon Filter, Compare to Part #F3MAX, 2 Pack
Brand: 311i
SKU: B0DYDQRXK8
Price: 27.96 USD
Availability: InStock
Rating: 4.6 (3 reviews)

4.6(3 reviews)

AI-powered analysis of this product's reviews to help you make an informed purchase decision.

Last analyzed: January 2, 2026

0%🟡

Good

Trust Score

How trustworthy are the reviews for this product?

✓ Reviews appear trustworthy

Analysis Summary

Based on the analysis, this replacement filter for the Blueair Blue Pure 311i Max air purifier has received a high overall rating of 4.6/5 from a single review, indicating strong customer satisfaction. However, the review content quality is somewhat limited, which may raise concerns about the depth of the review. Despite this, the reviewer's credibility is high, and the seller's reputation is decent, suggesting that this product is likely a trustworthy replacement filter for Blueair users.

Our Recommendation

✅ Recommended

Analysis Date

January 2, 2026

Reviews Analyzed

Understanding This Trust Score

311i Max Replacement Filter Compatible with Blueair Blue Pur... received a Grade C with a trust score of 80.225/100. This product shows mixed signals in review authenticity. While many reviews may be genuine, our analysis detected patterns that suggest some reviews could be manipulated or incentivized. Proceed with caution.

What This Means:

•Review the most recent and critical reviews
•Look for detailed, specific feedback
•Be wary of overly positive generic reviews
•Consider checking alternative products

What Reviewers Are Saying

Based on our analysis of customer reviews for 311i Max Replacement Filter Compatible with Blueai..., here are the most common themes and opinions shared by verified buyers:

Overall sentiment: Based on the analysis, this replacement filter for the Blueair Blue Pure 311i Max air purifier has received a high overall rating of 4.6/5 from a single review, indicating strong customer satisfaction. However, the review content quality is somewhat limited, which may raise concerns about the depth of the review. Despite this, the reviewer's credibility is high, and the seller's reputation is decent, suggesting that this product is likely a trustworthy replacement filter for Blueair users.

Frequently Asked Questions

Are the reviews for 311i Max Replacement Filter Compatible w... real?

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Based on our AI analysis, approximately 80.225% of reviews appear authentic, while 19.775000000000006% show patterns consistent with potentially fake or incentivized reviews. We recommend reading reviews critically and focusing on verified purchases.

How does RateBud detect fake reviews?

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Our AI analyzes multiple factors including review timing patterns, language similarity, reviewer history, and purchase verification. For this product, we analyzed 3 reviews to calculate the trust score.

Should I buy 311i Max Replacement Filter Compatible w...?

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Based on our analysis, this product has trustworthy reviews and appears to be a safe purchase. The C grade indicates good review authenticity.

Shopping Tips

This product has 3 reviews with a Grade C trust score. Here's what to keep in mind:

💡Always prioritize verified purchase reviews over unverified ones
💡Look for detailed reviews that mention specific pros and cons
💡Be cautious of products with sudden spikes in positive reviews

Ready to make your purchase?

Based on our analysis, you can make an informed decision. Click below to purchase this product on Amazon.

✨ Good Quality Product

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Grade C311i Max Replacement Filter Compatible with Blueair Blue Pure 311i Max Air Puri-fi-ers, H13 True HEPA & Activated Carbon Filter, Compare to Part #F3MAX, 2 Pack