My Koi vs Raise a Cloud
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
My Koi
Create and nurture your own virtual koi pond. Customize fish, environments, and watch them grow. This relaxing app offers a serene escape with beautiful graphics and calming sounds.
- Customize fish scales and patterns
- Manage multiple ponds and fish
- Decorate pond environment
- Unlock new fish varieties
- Track fish growth and happiness
- Experience changing time of day
- Enjoy ambient soundscapes
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My Koi, number 1 hit on the Mac App Store (Games), is a beautiful and relaxing fish pond app. Customise and name each fish. Feed them daily. Watch them grow. Collect new fish. Escape and relax. COLLECT. GROW. NURTURE. ESCAPE. ********* "Love it love it love it - I can't keep my self from checking on them every 3 to 4 hours ... This relaxes me at work." 5 stars. - Raulito1991, USA "This was truly my best purchase on the AppStore so far, amazing graphics and gameplay and brilliant for helping me relax" 5 stars - Joes826482, UK "The best game ever!!!! - I went into the App Store a few days ago looking for a old koi game I used to play. I instead ended with this and I love it! Worth every cent, this game is so fun. " 5 Stars. - Blenore, USA "This app is so beautiful. I love relaxing and watching my koi. I feel like I have koi without all the upkeep. This has quickly become my favorite app!!!" 5 stars.- Jamelith, USA "First of all you don’t deserve 5 stars you deserve more because this game is just amazing thank you for an amazing game that so life like keep up the good work" - 5 stars. Florida 696, USA " If you are seeking out a serene experience, then look no further than My Koi". - Appaddict.net ********** With My Koi you can * Add up to 18 unique fish to each pond. Change their scales and patterns. No two fish are alike so everyone's experience will be different * Multiple ponds so you can collect more fish. Manage up to 54 fish across 3 ponds. * Customise the pond environment including rocks, plants, substrate and water colour * Unlock more fish slots and new varieties once milestones have been reached * View and track each fish underwater * Feed your fish and watch them swim to food * See your fish grow over time and see their growth stats * Name each fish * Tap them and watch them swim away * View fish happiness levels which will change depending on how much they are fed * The time of day will change as you play effecting sound and light * Enjoy ambient mode (with just the sounds) * Bring the pond to your lounge room via AirPlay and Apple TV * Enjoy the calming atmosphere and beauty of your own private koi pond whilst listening to the relaxing sounds of nature So, download My Koi now to escape and relax with your own private underwater oasis. My Koi has no in-app purchases or advertising. Suitable Platforms: Any 64bit iOS device
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 price: Raise a Cloud at Free against My Koi's $2.99. My Koi's advantage is ads (none vs shown) and rating (4.9 vs 4.5). On review sentiment, update cadence, 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
Raise a Cloud is free to download; My Koi costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
My Koi holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: My Koi has 218 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 95% of My Koi's written reviews are positive against 88% of Raise a Cloud's.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 23, 2026 and June 11, 2026 respectively.
| Parameter | My Koi | Raise a Cloud |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.9 (218 ratings) — better | 4.5 (11 ratings) |
| Positive reviews | 95.3% of reviews — better | 88.0% of reviews |
| Number of ratings | 218 — better | 11 |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | Ad-supported — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 142 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Sakana Studios | Mai SATO |
Customer experience
My Koi
Raise a Cloud
Bugs and requests
My Koi
Reported bugs
2 issues- Fish getting stuck or unable to move
- Inconsistent fish growth rates or weight issues
Requested features
5 requests- Breeding and baby fish mechanics
- Ability to move fish between ponds
- More diverse fish species (e.g., goldfish, butterfly koi)
- Expanded pond decoration options (waterfalls, structures, etc.)
- Multiplayer or social features to share ponds
Raise a Cloud
Not enough reviews yet to summarise bugs or requests.
In-app purchases
My Koi
No in-app purchases
Raise a Cloud
No in-app purchases
