What percentage of reviews are fake for this product?

42.00% of the analyzed reviews appear to be fake or inauthentic.

What is the authenticity grade for this product?

The product receives a grade of D based on review authenticity analysis.

How many reviews were analyzed?

15 reviews were analyzed for authenticity patterns.

What is the adjusted rating after removing fake reviews?

After removing suspicious reviews, the adjusted rating is 3.50 out of 5 stars.

How does this analysis help consumers?

This analysis helps consumers identify products with manipulated reviews, enabling more informed purchasing decisions based on genuine customer feedback.

Fertility Tracker – Natural Hormone-Free Ovulation Monitor & Fertility Awareness Device – Smart BBT Thermometer with App for Cycle Tracking, Conception, or Pregnancy Planning

Name: Fertility Tracker – Natural Hormone-Free Ovulation Monitor & Fertility Awareness Device – Smart BBT Thermometer with App for Cycle Tracking, Conception, or Pregnancy Planning
Brand: Amazon
SKU: B01HNCPTWQ
Availability: InStock
Rating: 3.5 (15 reviews)

ASIN: B01HNCPTWQ

Analysis Date: Oct 4, 2025 (re-analyzed Oct 4, 2025)

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Review Analysis Results

Authenticity Grade

42.00%

Fake Reviews

4.40

Original Rating

3.50

Adjusted Rating

Analysis Summary

The reviews show several concerning patterns that suggest a moderate level of inauthentic content. While there are legitimate-sounding reviews with specific usage details, the dataset contains multiple red flags: 1) Duplicate review (RM4R9311RICM appears twice with identical text), 2) Suspiciously enthusiastic language ('MIND BLOW', 'game changer') in multiple 5-star reviews, 3) One review (R309EACKGQW4GJ) appears to be placeholder/video description text rather than an actual review, 4) Multiple reviews use nearly identical phrasing about the 'learning curve' and 'taking time' to adjust, suggesting coordinated messaging. The rating distribution is heavily skewed toward 5-stars (10 out of 14 rated reviews) with only two 1-star reviews, which is unusual for a medical device with a learning curve. However, the presence of detailed, specific usage experiences in some reviews and the multilingual content (Spanish, German) provide some authenticity balance.

Review Statistics

306

Total Reviews on Amazon

-0.90

Rating Difference

Price Analysis

Price analysis pending

Price insights will be available shortly.

Understanding This Analysis

What does Grade D mean?

This product has significant review authenticity issues. Many reviews show patterns consistent with fake or incentivized reviews. Exercise caution.

Adjusted Rating Explained

The adjusted rating (3.50 stars) represents what we estimate this product's rating would be if fake reviews were removed. This product's adjusted rating is lower than Amazon's displayed rating (4.40 stars), suggesting positive fake reviews may be inflating the score.

How We Detect Fake Reviews

Our AI analyzes multiple factors: language patterns (generic vs. specific), reviewer behavior (history, timing), temporal anomalies (review clusters), verification status, sentiment authenticity, and statistical outliers. No single factor determines a review is fake - we look at the combination of signals.

Important Limitations

No automated system is perfect. Sophisticated fake reviews can evade detection, and some genuine reviews may be incorrectly flagged. Use this analysis as one data point in your purchasing decision, not the only factor. Reading actual review content yourself is always valuable.