WaterH vs Flash Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WaterH
This app helps you track your water intake and reminds you to stay hydrated. It offers personalized goals, automatic tracking via a smart bottle, and insights into your hydration habits. It also includes water quality monitoring and integrates with Apple Health.
- Personalized hydration goals
- 360 LED glow reminder
- Auto hydration tracking
- Water quality sensor
- Apple Health integration
- History & reports
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WaterH: Hydration redefined. Welcome to the new era of hydration with WaterH 3.0, where advanced technology meets elegant design. Our latest update brings you an array of UI/UX enhancements and performance improvements, all crafted based on valuable customer feedback. What's new in WaterH 3.0: Enhanced user interface: Enjoy a smoother, more intuitive user experience with our redesigned app interface that makes navigating your hydration data easier than ever. Performance boosts: Experience faster load times and more reliable app performance, ensuring your hydration tracking is as seamless as your drinking routine. Updated customization options: Tailor your hydration reminders and goals with even more personalized settings to suit your unique lifestyle. Key features of WaterH: 360 LED glow reminder: Never miss a sip with our visual reminder. Customize the reminder frequency directly within the WaterH app. Personalized hydration goals: Based on your age, height, weight, sex, and activity level, the WaterH app provides daily personalized hydration targets to keep you optimally hydrated. Auto hydration tracking: Our smart bottle's sensors automatically monitor your water intake, letting the app do the tracking so you can focus on your day. Comprehensive history & reports: Track your hydration trends with daily, weekly, and monthly reports. Understand your habits and see your improvements over time with easy-to-export data. Apple Health integration: Sync with Apple Health to align your activity levels with your hydration needs for precise goal setting. Smart scan water quality sensor: Equipped with a TDS sensor, WaterH ensures you’re always aware of your water quality, directly via the app. Optimized for everyone: Whether paired with a WaterH Smart Water Bottle or used standalone for manual tracking, the WaterH app remains completely ad-free and is designed to support everyone's hydration needs. We are always working hard to build new features into our app so you can enjoy a more enriching WaterH experience. Elevate your hydration experience with WaterH 3.0 and turn every sip into a step towards better health. Visit us at www.waterh.com to discover more.
Flash Studio
Manage your 3D printers remotely from your smartphone. Monitor print status, view live video feeds of your printer's operations, and control multiple printers simultaneously.
- Remote printer monitoring
- Real-time video feed
- Manage grouped printers
- On-the-go management
- Smartphone integration
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Flash Studio is an integrated mobile app developed by FLASHFORGE for on-the-go management of 3D printers. Users can monitor print status via smartphones, view real-time video of printer operations remotely, and efficiently manage grouped 3D printers.
Screenshots
Verdict
The clearest difference is ads: WaterH at none against Flash Studio's shown. WaterH also leads on review sentiment (86% vs 58%) and monetization model (free vs ad-supported). Flash Studio's advantage is update cadence (weekly vs monthly). On price, rating, ratings volume and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
WaterH holds the better App Store score, 4.9 against 4.8. Both are backed by a comparable volume of ratings — 3.9K and 5.4K respectively. Written reviews point the same way: 86% of WaterH's written reviews are positive against 58% of Flash Studio's.
WaterH ships an update monthly, Flash Studio weekly. Both last shipped on October 24, 2026.
| Parameter | WaterH | Flash Studio |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (3.9K ratings) — better | 4.8 (5.4K ratings) |
| Positive reviews | 86.3% of reviews — better | 58.0% of reviews |
| Number of ratings | 3.9K | 5.4K — better |
| Update frequency | Monthly | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 79 MB | 99 MB |
| Age rating | 4+ | 4+ |
| Developer | WaterH Inc | 浙江闪铸三维科技有限公司 |
Customer experience
WaterH
Flash Studio
Bugs and requests
WaterH
Reported bugs
4 issues- App crashes after new update
- Water intake data resets unexpectedly
- Bottle disconnects frequently from app
- Reminders not working as expected
Requested features
5 requests- Larger water bottle capacity
- Customizable reminder settings
- Automatic water logging in the background
- More detailed water quality metrics
- Apple Watch app or widget
Flash Studio
Not enough reviews yet to summarise bugs or requests.
In-app purchases
WaterH
No in-app purchases
Flash Studio
No in-app purchases
Questions
Is WaterH free?
Is Flash Studio free?
Which has better reviews, WaterH or Flash Studio?
Do WaterH or Flash Studio have ads?
Which is updated more often, WaterH or Flash Studio?
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