Comparison

Cloud Water vs Hello Critter

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

Head to head
About

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.

Highlights
  • Real-time water quality monitoring
  • Track water consumption trends
  • Local toxin and violation notifications
  • Usage-based filter replacement alerts
  • Remineralization and alkalinity tracking
Features
Read full description

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.

About

Hello Critter

Features
Read full description

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

Cloud Water4 screens
Hello Critter3 screens

Verdict

The call

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

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

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.

Scorecard1 real difference · 9 level
Cloud Water versus Hello Critter: the parameters behind the verdict, then further details
ParameterCloud WaterHello Critter
PriceFreeFree
Rating4.5 (20 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings20 — better—
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.012.0
Further details — not scored
Size14 MB73 MB
Age rating4+4+
DeveloperCloud Water Filter, LLC永锋 谢

In-app purchases

None

Cloud Water

No in-app purchases

None

Hello Critter

No in-app purchases

Questions

Is Cloud Water free?
Cloud Water is free to download, with no in-app purchases.
Is Hello Critter free?
Hello Critter is free to download, with no in-app purchases.
Do Cloud Water or Hello Critter have ads?
Neither Cloud Water nor Hello Critter shows ads.
Which is updated more often, Cloud Water or Hello Critter?
Cloud Water ships an update every 2 months, and Hello Critter every 3 weeks. Most recently, Cloud Water was updated on November 3, 2026 and Hello Critter on October 31, 2026.

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