
CalorieTracker.io
MyFitnessPal
Foodvisor
Lose it!
Bitesnap
Mindful Eating App
Yuka
The largest verified database of nutrition information.

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Which is more popular?
Based on our record, Nutritionix Track seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | nutritionix.com | opalstack.com |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Nutritionix Track and Opalstack. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Users praise Nutritionix Track for its straightforward calorie-tracking — nutritionists praise it for the transparency of the nutritional info, since it can combine the calorie content of common packaged food...
We have no reviews of Opalstack yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


It varies for different people. Around 2/3 months for me. Recovery is a 1000% better, like shockingly good. Would stick to the diet. Also, are you consuming enough fat? nutritionix.com can help you with that figuring that out if you need... Source: over 3 years ago
I will note that when eating /drinking away from home, I NEVER order a fountain drink or any drink in a "to go" cup or any drink prepared by a restaurant. (except water) There have been too many times when it comes and it is NOT diet... Source: about 4 years ago
Recommend keeping it simple when you're just starting out. Have a small menu, with limited customization options, and allow people to choose the meals with a minimum order. Common delivery days when you're only doing 1/week are Sun, Mon,... Source: over 5 years ago
Tracking Opalstack since Sep 2023.
When comparing Nutritionix Track and Opalstack, you can also consider the following products.

An intelligent calorie and weight tracking assistant that learns with you.
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Track the number of calories that you consume each day with MyFitnessPal. The app also lets you create a diet and track the exercise that you complete each day whether it's walking, running or some other type of program.
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Get instant nutritional facts from pictures of your food 📷
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Snap a photo of your food to get nutritional facts
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Bitesnap is a fun and easy way to track what you eat.
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Overcome your productivity-ruining eating behavior
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