Comparison

KidneyDiet vs Hemoglobin

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

Head to head
About

KidneyDiet

This app assists individuals with kidney disease in monitoring key nutrients like phosphorus, potassium, and protein. It offers personalized daily guidelines, a comprehensive food database, and detailed nutrient tracking to support informed dietary choices. Users can also log favorite foods and share their progress with healthcare providers.

Highlights
  • Track phosphorus, potassium, and protein
  • Personalized daily guidelines
  • Extensive food and nutrient database
  • Detailed nutrient intake charts
  • Log favorite foods
  • Email daily diary
Features
Read full description

KidneyDiet® helps you watch the 3Ps. Phosphorus. Potassium. Protein. KidneyDiet helps people with kidney disease make better choices. Watching your nutrient intake and educating yourself about your nutrition needs changes during the course of kidney disease. Whether you are on dialysis or not, you must become aware of the following in your diet: PHOSPHORUS POTASSIUM PROTEIN SODIUM FLUIDS KidneyDiet makes it easy to personalize your Daily Diary Guidelines and compare your nutritional intake against your doctor's recommendations. - KidneyDiet provides an extensive, comprehensive research-quality food and nutrient database. - Charts and tables provide clarity on your nutrition. - Nutrient tracking is comprehensive and shows insight into your intake of carbohydrates, glycemic index, glycemic load, fat, cholesterol, vitamins and minerals in the foods you eat. - Personalized guidelines tailor the app to meet your specific needs. - Keep a list of favorite foods. - Email your Daily Diary to yourself or your healthcare provider. ** Free 2-week trial! ** During the trial period all features are available. After the trial period, you will still have access to the "learning" section of the app which provides educational information about nutrients and you will still be able to search for foods, accessing an extensive database. Upon subscribing, you will once again have access to all features, unlocking your diary, favorites, charts, and customizing your nutrient guidelines. You will not be inconvenienced by advertising interrupting your app usage, ever. Eat right. Enjoy life.

About

Hemoglobin

This application helps users monitor their hemoglobin levels and provides timely reminders for tracking. It is designed for patients to manage their health status effectively.

Highlights
  • Hemoglobin status tracking
  • Patient monitoring
  • Reminder functionality
  • Health status management
Features
Read full description

Haemoglobin app is designed to track patient Hemoglobin status tracking and reminder app

Screenshots

KidneyDiet4 screens
Hemoglobin4 screens

Verdict

The call

The clearest difference is review sentiment: KidneyDiet at 63% against Hemoglobin's 0%. KidneyDiet also leads on rating (4.4 vs 2.6) and ratings volume (321 vs 5). Hemoglobin's advantage is in-app purchases (none vs 2) and update cadence (fortnightly vs every 3 months). 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. KidneyDiet sells 2 in-app purchases, starting at $7.99 per month. Hemoglobin asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

KidneyDiet holds the better App Store score, 4.4 against 2.6. That said, the two scores are not equally well evidenced: KidneyDiet has 321 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 63% of KidneyDiet's written reviews are positive against 0% of Hemoglobin's.

UpkeepUpdate frequency

KidneyDiet ships an update every 3 months, Hemoglobin fortnightly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard7 real differences · 3 level
KidneyDiet versus Hemoglobin: the parameters behind the verdict, then further details
ParameterKidneyDietHemoglobin
PriceFreeFree
Rating4.4 (321 ratings) — better2.6 (5 ratings)
Positive reviews63.4% of reviews — better0.0% of reviews
Number of ratings321 — better5
Update frequencyEvery 3 monthsFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.111.0 — better
Further details — not scored
Size297 MB19 MB
Age rating12+4+
DeveloperKismetly, Inc.Neha Rao

Customer experience

KidneyDiet

All ratings311 ratings
Positive83.9%
Neutral7.4%
Negative8.7%
Written reviews93 reviews
Positive63.4%
Neutral9.7%
Negative26.9%

Hemoglobin

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews4 reviews
Positive0.0%
Neutral25.0%
Negative75.0%

Bugs and requests

KidneyDiet

Reported bugs

14 issues
  • App crashes when clicking 'see all nutrition' or 'add to diary' buttons
  • Barcode scanner not functioning (QR code error)
  • Many foods display without portion size options
  • Cannot add custom portion sizes for preset foods
  • Login and password reset emails not sending
Show 9 more
  • In-app purchases blocked with error notifications
  • App becomes unstable after recent updates
  • Inaccurate nutritional information compared to package labels
  • Favorites automatically populated without user confirmation
  • Cannot delete items from diary once added
  • Food search returns irrelevant results (e.g., oatmeal cookies instead of oatmeal)
  • Red warning indicators disappearing after app updates
  • Subscription data lost after app reinstall
  • Incompatibility with new iPhone models

Requested features

21 requests
  • Add carbohydrates and cholesterol tracking for diabetic patients
  • Allow users to edit saved custom foods
  • Ability to delete items from favorites without limitation
  • Multi-year subscription discounts
  • Recipe builder with automatic nutrient calculation
Show 16 more
  • Meal-based logging instead of individual items
  • Landscape orientation support for iPad
  • Add sugar and calories to daily totals chart
  • Flexible portion size entry (e.g., 4 ounces instead of 1 ounce)
  • List view of daily foods with all nutrients visible
  • Ability to mark nutrients as 'unknown' with daily flags
  • Track blood pressure, pulse, weight, and temperature
  • Weekly and multi-day intake review
  • Recent/commonly-used foods quick access
  • Better search functionality (e.g., 'apple' returns 'applesauce')
  • Expanded restaurant menu options
  • International food databases (UK, Australia, Hispanic foods)
  • Dry weight tracking for dialysis patients
  • Nutrient comparison tool to suggest healthier alternatives
  • Custom measurement unit preferences
  • Ability to add ingredients for automatic nutrient calculation

Hemoglobin

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

KidneyDiet

Subscriptions2
  • Monthly Subscription$7.991 Month
  • Yearly Subscription$54.991 Year
None

Hemoglobin

No in-app purchases

Questions

Is KidneyDiet free?
KidneyDiet is free to download, with in-app purchases available.
Is Hemoglobin free?
Hemoglobin is free to download, with no in-app purchases.
Which has better reviews, KidneyDiet or Hemoglobin?
KidneyDiet is rated higher. KidneyDiet averages 4.4 out of 5 from 321 ratings, while Hemoglobin averages 2.6 from 5 ratings.
Do KidneyDiet or Hemoglobin have ads?
Neither KidneyDiet nor Hemoglobin shows ads.
Which is updated more often, KidneyDiet or Hemoglobin?
KidneyDiet ships an update every 3 months, and Hemoglobin fortnightly. Most recently, KidneyDiet was updated on November 6, 2026 and Hemoglobin on November 3, 2026.

Other comparisons