Comparison

Project Power vs HydraCal

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

Head to head
About

Project Power

This program helps adults and youth identify and lower their risk for type 2 diabetes or manage the disease. It offers education, support, and digital tools to promote healthy lifestyle changes, including diet, exercise, and stress reduction.

Highlights
  • Diabetes risk assessment
  • Healthy lifestyle education
  • Weight management support
  • Food diary
  • Activity tracker connectivity
  • Secure discussion forum
  • Animated educational videos
Features
Read full description

Project Power by the American Diabetes Association in partnership with CVS Health is an innovative type 2 diabetes risk reduction program. The American Diabetes Association® (ADA) is the nation’s leading voluntary health organization fighting to bend the curve on the diabetes epidemic and help people living with diabetes thrive. The American Diabetes Association’s (ADA’s) Project Power in partnership with CVS Health is an initiative with the aim to help adults and youth identify and lower their risk for diabetes or manage the disease. Offered in-person or virtually by HabitNu, Project Power is an innovative program from the ADA that raises diabetes awareness and provides diabetes risk reduction education and services to people with diabetes and prediabetes nationwide. Project Power program promotes making healthy food choices, increasing physical activity, and building family and peer support. Participants will focus on reducing weight through a highly interactive environment that incorporates positive lifestyle modification support, including stress reduction. Health coaches will work closely with participants in small groups to help them break old habits, create new ones, set attainable goals, and keep them motivated. Project Power participants will access highly engaging digital tools such as the Project Power app to monitor their progress and help them stay on track. The app includes an easy-to-use food diary, weight and activity tracker connectivity, a secure discussion forum, short animated educational videos, coach/participant communication, and automated alerts and notifications. Project Power is here to help make living healthy second nature for those living with prediabetes and type 2 diabetes. The Project Power App is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have seen or heard on the Project Power App.

About

HydraCal

Features
Read full description

HydraCal makes it simple to stay on top of your daily hydration and calorie needs. Designed with people undergoing radiotherapy in mind, and working with the products provided by your healthcare professional, HydraCal helps you record your fluid intake and nutrition in just a few taps. With clear progress tracking against your daily goals and an easy-to-read history, HydraCal supports your wellbeing by keeping you motivated and informed. Its clean, modern interface ensures that logging your Fortisips® and Calogen® intake as well as feeding tube flushes and any other calorie or liquid intake is quick, effortless, and stress-free.

Screenshots

Project Power4 screens
HydraCal4 screens

Verdict

The call

Project Power and HydraCal are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 4 weeks. The most recent releases landed on October 23, 2026 and October 14, 2026 respectively.

ScorecardNo meaningful differences
Project Power versus HydraCal: the parameters behind the verdict, then further details
ParameterProject PowerHydraCal
PriceFreeFree
Rating4.8 (58 ratings) — better—
Positive reviews89.2% of reviews—
Number of ratings58 — better—
Update frequencyEvery 4 weeksEvery 4 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.1
Further details — not scored
Size112 MB39 MB
Age rating4+17+
DeveloperAmerican Diabetes AssociationDaniel Mitchell

Bugs and requests

Project Power

Reported bugs

13 issues
  • Cannot log in after update
  • Videos are AI computer generated and difficult to decipher
  • Captions blend into graphics and cannot be seen
  • Computer generated voice is hard to decipher
  • App has extreme focus on weight
Show 8 more
  • Cannot hide relevant factors like smoking
  • Latest update is awful
  • Non weight based gains/milestones no longer matter
  • Giant 'winners circle' focused solely on weight loss
  • Tedious meal logging and weigh-ins required
  • Garbled indecipherable inaccessible cartoon videos
  • Cannot click links in notifications
  • In app help requests don't get answered

Requested features

10 requests
  • Improve accessibility of videos and captions
  • Make AI-generated voice clearer
  • Reduce overemphasis on weight as the sole health indicator
  • Address issues caused by recent app updates
  • Fix non-clickable links in notifications
Show 5 more
  • Ensure timely responses to help requests
  • Re-evaluate the 'winners circle' and 'stop light' system for motivation
  • Add dark mode option
  • Allow easier modification of goals
  • Enable adding frequent foods all at once

HydraCal

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Project Power

No in-app purchases

None

HydraCal

No in-app purchases

Questions

Is Project Power free?
Project Power is free to download, with no in-app purchases.
Is HydraCal free?
HydraCal is free to download, with no in-app purchases.
Do Project Power or HydraCal have ads?
Neither Project Power nor HydraCal shows ads.
Which is updated more often, Project Power or HydraCal?
Project Power ships an update every 4 weeks, and HydraCal every 4 weeks. Most recently, Project Power was updated on October 23, 2026 and HydraCal on October 14, 2026.

Other comparisons