Which brand does AI prefer? We tested both across 3 leading AI models.
In our AI blind test of MyFitnessPal vs Noom: Lose weight and keep it off., we tested both brands across 3 leading AI models: GPT-5 Mini, Gemini 2.5 Flash, and Claude 3.5 Haiku. MyFitnessPal scored 57% while Noom: Lose weight and keep it off. scored 43%. Split decision: Gemini 2.5 Flash favor MyFitnessPal, but GPT-5 Mini and Claude 3.5 Haiku give the edge to Noom: Lose weight and keep it off.. The biggest gap is in price competitiveness — MyFitnessPal scores 8.5 vs Noom: Lose weight and keep it off.'s 5.2.
Last tested: February 23, 2026
Based on 3 AI models and 5 evaluation angles
MyFitnessPal
57%
Noom: Lose weight and keep it off.
43%
57%
MyFitnessPal
43%
Noom: Lose weight and keep it off.
“Split decision: Gemini 2.5 Flash favor MyFitnessPal, but GPT-5 Mini and Claude 3.5 Haiku give the edge to Noom: Lose ...”
MyFitnessPal offers a clearer value proposition focused on comprehensive, accessible, and proven nutrition tracking. Noom's website is confusing, repe…
MyFitnessPal projects stronger trust due to its explicit display of "3.5 Million 5-Star Ratings," numerous user testimonials with photos, and clear 'a…
MyFitnessPal presents clearer, concrete trust signals—large user and ratings counts, many user testimonials and success photos, detailed FAQs (includi…
The AI Verdict
Split decision: Gemini 2.5 Flash favor MyFitnessPal, but GPT-5 Mini and Claude 3.5 Haiku give the edge to Noom: Lose weight and keep it off.. The biggest gap is in price competitiveness — MyFitnessPal scores 8.5 vs Noom: Lose weight and keep it off.'s 5.2.
How each website scores across key dimensions (1-10)
How each AI model independently evaluated the two websites
“MyFitnessPal presents clearer, concrete trust signals—large user and ratings counts, many user testimonials and success photos, detailed FAQs (including methodology like the BMR equation), visible app integrations, and transparent trial/cancellation info. Noom shows strong third‑party media mentions and medical positioning, but its homepage is more promotional, repeats content, provides fewer concrete track record metrics and contains disclaimers about its medication program that reduce clarity.”
“MyFitnessPal offers a clearer value proposition focused on comprehensive, accessible, and proven nutrition tracking. Noom's website is confusing, repetitive, and heavily promotes medication without clear pricing, making it feel less universally applicable and potentially misleading for a general consumer seeking weight loss solutions.”
“Noom offers a more comprehensive approach to weight loss by addressing psychological habits and providing personalized coaching, which makes it more likely for users to achieve sustainable weight loss. While MyFitnessPal is a solid calorie tracking tool, Noom goes beyond mere tracking to help users understand and change their underlying behaviors.”
This free test used 3 models. The full GEO Audit gives you what agencies charge $500+ for, analyzing MyFitnessPal across 11 AI models and 4 dimensions:
The same analysis agencies charge $250 to $1,500 for
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