Cloud Water vs Hello Critter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cloud Water
This app monitors your water filtration system, providing real-time quality data and tracking your consumption. It alerts you to local toxins and violations, ensuring your filtered water is clean, healthy, and alkaline.
- Real-time water quality monitoring
- Track water consumption trends
- Local toxin and violation notifications
- Usage-based filter replacement alerts
- Remineralization and alkalinity tracking
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Say hello to Cloud, the smartest water filter in the world. Cloud turns tap water into better-tasting, better-for-you hydration. Our system removes 99% of toxins including fluoride, PFAs, micro-plastics, and heavy metals. Essential minerals are added back in, leaving your water clean, healthy, and alkaline. The Cloud app experience lets you keep tabs on your drinking water and includes: Realtime Quality Monitoring The Cloud app provides visibility into every stage of filtration. Monitor tap water quality entering the system and see how it changes as the filter works to purify and remineralize. Water Consumption Trends Track how many gallons you consume each month. Household water goals will help you create healthy drinking water habits. Local Toxin and Violation Notifications Check local toxins in your area and get notified when a water quality violation occurs. Rest assured that your Cloud filter removes 99% of toxins reported. Usage-based Filter Replacements Replacement filters are only shipped when you need one. Filter replacements are based on real consumption and toxin data, not some arbitrary timeline.
Hello Critter
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Hello Critter is a personal journal for every animal you meet. Capture a photo when a small animal catches your eye, then save the details that make the moment memorable: its name, the time, the location, and your own notes. Whether you meet an animal on a neighborhood walk, at school, in a park, or while traveling, Hello Critter helps turn a passing encounter into a lasting memory. Explore your memories in the way that feels most natural: - Browse your complete collection of animal encounters. - Use the calendar to revisit the animals you met on any day. - View recorded locations on a map and trace encounters across the city. - Review recent records and see your encounters at a glance from the home screen. - Add or update details whenever you learn more about an animal or want to remember how the moment felt. Hello Critter is designed for people who enjoy noticing the small lives around them. It keeps your photos, places, dates, and reflections together, making it easy to look back on the gentle moments that might otherwise be forgotten.
Screenshots
Verdict
The clearest difference is update cadence: Hello Critter at every 3 weeks against Cloud Water's every 2 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Cloud Water ships an update every 2 months, Hello Critter every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Cloud Water | Hello Critter |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (20 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 20 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 14 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | Cloud Water Filter, LLC | 永锋 谢 |
In-app purchases
Cloud Water
No in-app purchases
Hello Critter
No in-app purchases









