Comparison

Gratsy vs Ruby Health

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

Head to head
About

Gratsy

Discover new products tailored to your preferences through personalized samples and offers. This community-driven app connects you with brands and helps you find items you'll love, all for free.

Highlights
  • Personalized product samples
  • Tailored offers
  • Community connection
  • Product discovery
Features
Read full description

Gratsy is a community where you can connect and find your new favorite products! We get to know you, so that we can send you personalized samples and offers we think you will enjoy - for free.

About

Ruby Health

This app offers a non-invasive way to estimate your Iron and Circulation Scores using a fingernail selfie. It helps you monitor blood health, track lifestyle factors like water intake and menstrual cycles, and identify potential signs of iron deficiency or poor circulation. The app provides insights into your well-being and encourages a healthy lifestyle.

Highlights
  • Estimate Iron Score via fingernail selfie
  • Estimate Circulation Score via fingernail selfie
  • Track water intake
  • Track menstrual cycle
  • Log mood, supplements, and medications
  • View historical data and trends
Features
Read full description

Ruby is the FIRST patented smartphone app that instantly estimates your Iron Score* and your Circulation Score*. Ruby is a wellness tool intended only for maintaining and encouraging a healthy lifestyle, which may reduce the impact of iron deficiency or iron deficiency anemia. Ruby is not intended for diagnosing, curing, managing, preventing, or treating any disease or condition. Have you experienced dizziness, fatigue, or frequent headaches? Curious about your dietary iron needs? Ruby is designed to empower you to optimize your health by monitoring your blood health effectively. You can check your iron and circulation scores, log your water intake, and track your menstrual cycle in one convenient place. 1. Download the app 2. Take a fingernail selfie 3. Get your Iron and Circulation Scores, and more! Featured in Forbes, Business Insider, Bloomberg, TechCrunch, Fast Company, Associated Press, and BBC. *What is an Iron Score? It is a non-invasive assessment that helps determine your risk of iron deficiency anemia using a simple fingernail selfie to analyze the paleness of your fingernail beds. Not getting enough iron, folate or vitamin B12 in your diet may cause: • Brittle nails • Fatigue • Physical weakness • Lightheadedness • Dizziness • Pallor (Pale or yellowish skin) • Shortness of breath • Headaches • Cold hands and feet *What is a Circulation Score? is a measure of how fast your blood is moving in your fingertips. A score lower than 50 indicates poor circulation. Consult your doctor. A score between 50 and 75 indicates that circulation is borderline and could be improved. A score over 75 is normal. The majority of women and men score between 75 - 100. You may notice increases and decreases with physical activity. Ruby: Allows you to track your mood, supplements, medications, water intake, and menstrual cycle for the day. Gives you instant Iron and Circulation Scores with a fingernail selfie Saves your history in shareable format Ruby now offers a premium subscription that includes the following features: + Unlimited Tests – You can test as often as you want to get a better idea of how diet and lifestyle changes impact your blood health. The basic (free) subscription has a limit of 3-iron score tests and 50 circulation tests per month. + Calibration – Get 50% more accurate results with your unique algorithm. It calibrates every time you upload lab tests and take a fingernail selfie. + Data insights - You have full access to past test results. See how your Iron and/or Circulation Score has changed over time and track trends such as your mood and supplement use. + Set reminders - We know life gets hectic, and we can help you tap into your health by sending you reminders on when to take your fingernail selfie. Ruby is perfect for: • Women, especially those who are pregnant or have just given birth • Parents of young children and infants • People over the age of 65 • Vegetarians & vegans • High-performance athletes • Anyone managing their nutritional intake! *Ruby has room for improvement for users with severe anemia or other severe, chronic, health conditions. If you fall into this category and would like information on our product optimizations that would work best for you, please email ruby@sanguina.com for more information. At Sanguina, we're committed to empowering people to live better lives through accessible science and technology. Before making any medical decisions, seek a doctor's advice in addition to using the app. Terms & Conditions: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Gratsy4 screens
Ruby Health3 screens

Verdict

The call

The clearest difference is in-app purchases: Gratsy at none against Ruby Health's 5. Gratsy also leads on review sentiment (42% vs 23%) and rating (4.5 vs 4.3). Ruby Health's advantage is ads (none vs shown). On price, ratings volume, update cadence and monetization model 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. Ruby Health sells 5 in-app purchases, starting at $8.99 per month. Gratsy asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Gratsy holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 2.6K and 2K respectively. Written reviews point the same way: 42% of Gratsy's written reviews are positive against 23% of Ruby Health's.

UpkeepUpdate frequency

Gratsy ships an update monthly, Ruby Health fortnightly. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

Scorecard4 real differences · 6 level
Gratsy versus Ruby Health: the parameters behind the verdict, then further details
ParameterGratsyRuby Health
PriceFreeFree
Rating4.5 (2.6K ratings) — better4.3 (2K ratings)
Positive reviews41.5% of reviews — better22.7% of reviews
Number of ratings2.6K — better2K
Update frequencyMonthlyFortnightly — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size11 MB117 MB
Age rating17+4+
DeveloperGratsy LLCSanguina, Inc

Customer experience

Gratsy

All ratings2,536 ratings
Positive88.1%
Neutral2.8%
Negative9.1%
Written reviews142 reviews
Positive41.5%
Neutral6.3%
Negative52.1%

Ruby Health

All ratings2,009 ratings
Positive82.9%
Neutral4.3%
Negative12.7%
Written reviews119 reviews
Positive22.7%
Neutral13.4%
Negative63.9%

User reviews

Gratsy

From 2.6K App Store ratings

What we love

  • 👍 Enjoyable experience
  • 🎁 Free samples and boxes
  • 🤩 Exciting to try new products
  • 🎉 Fun for the whole family

Room to improve

  • 🚫 Lack of available offers
  • ⏱️ Delayed or missing notifications
  • 🔍 Difficulty accessing offers
  • 🐛 Technical issues and glitches

Ruby Health

From 2K App Store ratings

What we love

  • 🚀 Accurate readings
  • ⚖️ Helpful for monitoring iron levels
  • 👍 User-friendly app
  • 💡 Innovative concept

Room to improve

  • 🔍 Inconsistent accuracy
  • 🤔 Unreliable readings
  • 💰 Expensive subscription
  • 🤷‍♀️ Calibration issues

Bugs and requests

Gratsy

Reported bugs

4 issues
  • Crashes and freezes
  • Login issues
  • Compatibility problems
  • Delayed or missing offer updates

Requested features

4 requests
  • Improve notification system
  • Increase availability of offers
  • Add more ways to track orders
  • Enhance app stability and performance

Ruby Health

Reported bugs

3 issues
  • Camera focus problems
  • App freezing or crashing
  • Verification link issues

Requested features

3 requests
  • Bypass calibration option
  • More free tests per month
  • Compatibility improvements for newer devices

In-app purchases

None

Gratsy

No in-app purchases

5 purchases

Ruby Health

Subscriptions5
  • MyMobile Monthly Legacy7 Days trial$8.991 Month
  • Ruby Premium Monthly7 Days trial$12.991 Month
  • MyMobile Semi-Annual Legacy7 Days trial$29.996 Months
Show 2 more
  • MyMobile Annual Legacy7 Days trial$69.991 Year
  • Ruby Premium Annual7 Days trial$99.991 Year

Questions

Is Gratsy free?
Gratsy is free to download, with no in-app purchases.
Is Ruby Health free?
Ruby Health is free to download, with in-app purchases available.
Which has better reviews, Gratsy or Ruby Health?
Gratsy is rated higher. Gratsy averages 4.5 out of 5 from 2.6K ratings, while Ruby Health averages 4.3 from 2K ratings.
Do Gratsy or Ruby Health have ads?
Gratsy shows ads; Ruby Health does not.
Which is updated more often, Gratsy or Ruby Health?
Gratsy ships an update monthly, and Ruby Health fortnightly. Most recently, Gratsy was updated on October 9, 2026 and Ruby Health on October 11, 2026.

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