Comparison

Dr. Greger’s Daily Dozen vs Longevity Coach

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Dr. Greger’s Daily Dozen

This app helps users track daily intake of 12 key healthy foods recommended by Dr. Greger. It also includes a weight tracker with HealthKit integration, based on principles from "How Not to Diet."

Highlights
  • Daily food tracking
  • Dr. Greger's 12 recommended foods
  • Weight tracker
  • HealthKit integration
  • 21 Tweaks feature
Features
Read full description

Keep track of the foods recommended by Dr. Greger in his New York Times Bestselling book, How Not to Die, and now his new book, How Not to Diet. The 21 Tweaks feature, based on How Not to Diet, also provides a weight tracker. The weight tracker can use HealthKit to either save manually entered weight values or to read weight data from HealthKit enabled scales. In the years of research required to create the more than a thousand evidence-based videos on his website NutritionFacts.org, Michael Greger, M.D, FACLM, has arrived at a list of what he considers the most important foods to include in a healthy daily diet. Dr. Greger’s Daily Dozen details the healthiest foods and how many servings of each we should try to check off every day. He explains his rationale in his book How Not to Die. All his proceeds from his books, DVDs, and speaking engagements are all donated to charity. NutritionFacts.org is a non-commercial, non-profit, science-based public service provided by Dr. Greger, providing free daily updates on the latest in nutrition research via bite-sized videos. He has nearly a thousand videos on every aspect of healthy eating, with new videos and articles uploaded every day. Like this app, everything on the website is both free of ads and free of charge.

About

Longevity Coach

Features
Read full description

Live Happier, Healthier, Longer with Longevity Coach Scientific studies have shown that addressing key lifestyle risk factors can radically improve your quality of life, increase your lifespan, and lower the risk of diseases such as stress, depression, obesity, diabetes, heart disease, cancer, and dementia. Developed by the Longevity Institute, the Longevity Coach app empowers you to assess and enhance your quality of life, biological age, health, and longevity. It targets the root causes of various conditions, including stress, depression, obesity, diabetes, cancer, cardiovascular disease, and dementia. Your Longevity journey begins with a comprehensive review of your health status across key risk factors driving today's lifestyle diseases. The Longevity Coach will help you understand these risk factors and their impact on your health and longevity. More importantly, it will guide you in reshaping your lifestyle, mindset, and habits to achieve a better quality of life, lower disease risk, and longer lifespan. The Longevity Tracker continuously provides insights on your progress and suggests new, healthier pursuits. Every aspect of the Longevity Coach app is built on scientifically validated methods and incorporates the latest scientific findings. Sign up today to start your journey towards a healthier and longer life!

Screenshots

Dr. Greger’s Daily Dozen4 screens
Longevity Coach4 screens

Verdict

The call

The clearest difference is in-app purchases: Dr. Greger’s Daily Dozen at none against Longevity Coach's 2. Longevity Coach's advantage is update cadence (every 6 weeks vs every 4 months) and iOS requirement (14.0.0 vs 17.5). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Longevity Coach sells 2 in-app purchases, starting at $5.99 per month. Dr. Greger’s Daily Dozen asks for nothing beyond the download.

UpkeepUpdate frequency

Dr. Greger’s Daily Dozen ships an update every 4 months, Longevity Coach every 6 weeks. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 7 level
Dr. Greger’s Daily Dozen versus Longevity Coach: the parameters behind the verdict, then further details
ParameterDr. Greger’s Daily DozenLongevity Coach
PriceFreeFree
Rating4.9 (13K ratings) — better—
Positive reviews92.2% of reviews—
Number of ratings13K — better—
Update frequencyEvery 4 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.514.0.0 — better
Further details — not scored
Size88 MB86 MB
Age rating4+4+
DeveloperNutritionFacts.orgBlue Health

Bugs and requests

Dr. Greger’s Daily Dozen

Reported bugs

3 issues
  • Date/time tracking issues
  • Inconsistent checkbox behavior
  • Crashing or freezing on some devices

Requested features

7 requests
  • Add ability to track progress over time
  • Allow custom items/goals to be added
  • Integrate with other health/fitness apps
  • Provide personalized serving size recommendations
  • Add more food categories and variety
Show 2 more
  • Include recipes and meal ideas
  • Develop an Apple Watch version

Longevity Coach

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Dr. Greger’s Daily Dozen

No in-app purchases

2 purchases

Longevity Coach

Subscriptions2
  • Longevity 1 Month7 Days trial$5.991 Month
  • Longevity 12 Months7 Days trial$46.991 Year

Questions

Is Dr. Greger’s Daily Dozen free?
Dr. Greger’s Daily Dozen is free to download, with no in-app purchases.
Is Longevity Coach free?
Longevity Coach is free to download, with in-app purchases available.
Do Dr. Greger’s Daily Dozen or Longevity Coach have ads?
Neither Dr. Greger’s Daily Dozen nor Longevity Coach shows ads.
Which is updated more often, Dr. Greger’s Daily Dozen or Longevity Coach?
Dr. Greger’s Daily Dozen ships an update every 4 months, and Longevity Coach every 6 weeks. Most recently, Dr. Greger’s Daily Dozen was updated on November 11, 2026 and Longevity Coach on November 7, 2026.

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