mySMARTmobile vs Let's Hydrate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
mySMARTmobile
This app supports research study participants by managing study activities, scheduling visits, and providing access to results and surveys. It allows for secure document transfer and custom reminders, but requires registration by a study administrator.
- Manage study activities and timing
- Self-schedule visits
- Receive notifications
- Update contact information
- Access lab results
- Securely transfer documents
- Complete web-based surveys or quizzes
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mySMARTmobile is a companion app for SMaRT (Study Management and Retention Toolkit), a HIPAA-compliant web-based SaaS platform that aids with conducting high-quality research studies. The mobile app allows study participants to manage expectations and timing of study activities, self-schedule visits, receive notifications, update contact information, access lab results, and securely transfer documents. Studies may also use the app to provide participants with access to web-based surveys or in-app quizzes, product ordering, custom reminders, or service locators. This app was developed to assist eligible research study participants with study activities; access is limited to registered users only. User accounts must be registered by a SMaRT-licensed research study administrator, individuals are not able to request access or register for an account directly.
Let's Hydrate
This app helps you build consistent water drinking habits with personalized reminders and goal setting. Track your intake, analyze your progress with charts, and stay motivated through challenges to maintain optimal hydration for better health.
- Daily intake reminders
- Customizable cups and units
- Intake charts and logs
- Gamified tracking
- Permanent membership challenges
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Your Hydration Companion Forgot to drink water again? Staying healthy requires proper hydration! Let's hydrate reminds you to drink water, caring for yourself with simple actions. Easily Build Good Hydration Habits Let's hydrate helps you develop a good drinking habit. It sets reasonable water intake goals based on your weight and reminds you to drink on time, ensuring you're well-hydrated. Benefits of Drinking Water • Maintain shape and health, water is calorie-free • Clear skin • Healthy skin and nails • Prevent kidney stones • Maintain internal water balance Key Features • Water tracker, daily intake reminders • Customizable cups and units (oz/ml) • Charts and logs to analyze drinking habits • Track your intake like a game • Earn permanent membership through ongoing challenges Stay Hydrated and Healthy Keeping hydrated is crucial for your health but can be challenging. This app makes it easier to stay hydrated, helping with weight loss and disease prevention. Safe and Reliable Let's hydrate is a secure app. If you have any suggestions, please contact us. BodyApp Terms and Privacy: https://sites.google.com/view/letshydrate/home EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Let's Hydrate at 5.0 against mySMARTmobile's 3.0. Let's Hydrate also leads on update cadence (every 4 days vs every 3 weeks). mySMARTmobile's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price, ratings volume 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
Both are free to download. Let's Hydrate sells 3 in-app purchases, starting at $2.99 per month. mySMARTmobile asks for nothing beyond the download.
Let's Hydrate holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
mySMARTmobile ships an update every 3 weeks, Let's Hydrate every 4 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.
| Parameter | mySMARTmobile | Let's Hydrate |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 43 MB | 99 MB |
| Age rating | 12+ | 4+ |
| Developer | Emory University | Shanghai Fubian Technology Co., Ltd. |
Customer experience
mySMARTmobile
Let's Hydrate
In-app purchases
mySMARTmobile
No in-app purchases
Let's Hydrate
- 1 Month$2.991 Month
- 1 Year$9.991 Year
- Lifetime$9.99
Questions
Is mySMARTmobile free?
Is Let's Hydrate free?
Which has better reviews, mySMARTmobile or Let's Hydrate?
Do mySMARTmobile or Let's Hydrate have ads?
Which is updated more often, mySMARTmobile or Let's Hydrate?
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