Jellyfish Aquarium vs Raise a Cloud
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Jellyfish Aquarium
Raise a virtual jellyfish as a pet on your smartphone. This relaxing game allows you to feed and clean your pet, watch its adorable movements, and even name it. It's a simple and therapeutic way to pass the time.
- Raise a virtual jellyfish pet
- Feed and clean your pet
- Watch cute jellyfish movements
- Name and customize your pet
- Real-time growth tracking
- Share photos of your pet
- Pet care reminders
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Over one million downloads worldwide! Introducing the 「Jellyfish」 to this already popular game! FREE DOWNLOAD! It's real easy to raise your own pet in this game!! ■Raise your own Jellyfish on your smartphone. ■Watch how cute your Jellyfish moves. It's so soothing and therapeutic. [Instructions] This is a virtual pet app where you can raise your very own Jellyfish on your smartphone. It`s so easy to raise. Just feed your pet once every four days and clean its home once a week. This game app is great for kids and people who find RPG's and puzzle games a bit tedious. Try this game out! It's therapeutic, and a great way to kill time! [Basic Functions] ・It's simple to raise. Just remember to feed you Jellyfish and clean its home. ・Like a real Jellyfish, it moves around in such an adorable way. ・You can call over your Jellyfish by tapping on the screen. Look at how adorable this is! ・You can give your Jellyfish a name. You can give it a new name at anytime. ・Your Jellyfish grows in realtime. The growth of your pet is calculated by every 0.5 second. ・The game records how much your pet has grown since the last time you visited it. ・You can take a picture of your Jellyfish with your mobile device and share it with your friends over various social networking sites. ・The app also can send you notifications to let you know when your pet needs feeding and cleaning. ・You can even transfer your pet's data to a new device so that you can keep the same pet even after you change your mobile device. ・All of these functions are free and do not require any microtransactions! [Recommended for:] ・people who have always wanted a Jellyfish or already have one and want a virtual Jellyfish to spend time with everywhere and at anytime ・people who love visiting the zoo and aquariums ・people who love raising virtual pets ・people who want a simple game to pass their free time with something fun
Raise a Cloud
Cultivate a cloud in a virtual vase and nurture it daily to watch it grow and even create offspring. Care for your cloud to unlock new vases and sky backgrounds, allowing you to design your perfect aerial landscape.
- Grow and nurture a virtual cloud
- Create baby clouds
- Unlock new vases and skies
- Design ideal sky views
- Daily cloud care
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Raise a cloud to draw your ideal sky. Feed everyday so that your cloud grows little by little and has a baby cloud. You can get vases and skies by taking care of him/her. Create a wonderful view with your lovely cloud.
Screenshots
Verdict
The clearest difference is ratings volume: Jellyfish Aquarium at 264 against Raise a Cloud's 13. Jellyfish Aquarium also leads on iOS requirement (11.0 vs 15.0). Raise a Cloud's advantage is monetization model (ad-supported vs free with in-app purchases). On price, rating, review sentiment and update cadence 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.
On the App Store both sit at effectively the same score — 4.7 for Jellyfish Aquarium against 4.6 for Raise a Cloud. That said, the two scores are not equally well evidenced: Jellyfish Aquarium has 264 ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 87% of Jellyfish Aquarium's written reviews are positive against 89% of Raise a Cloud's.
Jellyfish Aquarium ships an update every 2 months, Raise a Cloud every 3 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.
| Parameter | Jellyfish Aquarium | Raise a Cloud |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (264 ratings) — better | 4.6 (13 ratings) |
| Positive reviews | 86.7% of reviews | 89.3% of reviews — better |
| Number of ratings | 264 — better | 13 |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 126 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Hiroki Yamada | Mai SATO |
Customer experience
Jellyfish Aquarium
Raise a Cloud
Bugs and requests
Jellyfish Aquarium
Reported bugs
5 issues- Jellyfish dies unexpectedly after long ownership
- Death occurs without sufficient warning notifications
- Inconsistent hunger notification timing
- App crashes or freezes
- Ads play when phone is on silent mode
Requested features
10 requests- Larger or upgradeable tank size
- Ability to name the jellyfish
- More interactive activities with pet
- Tank customization options
- Better reminder system for feeding
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- Multiple jellyfish ownership
- Tank decoration/personalization
- Reduced ad frequency
- More activities beyond feed and clean
- Gradual tank upgrades at milestone days
Raise a Cloud
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Jellyfish Aquarium
No in-app purchases
Raise a Cloud
No in-app purchases
Questions
Is Jellyfish Aquarium free?
Is Raise a Cloud free?
Which has better reviews, Jellyfish Aquarium or Raise a Cloud?
Do Jellyfish Aquarium or Raise a Cloud have ads?
Which is updated more often, Jellyfish Aquarium or Raise a Cloud?
Other comparisons
