Comparison

HappyStone vs Cat Adventure

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

Head to head
About

HappyStone

Mine for stones in a Breakout-style game, collect them to complete a pictorial book, or design custom accessories. Unlock new areas and items using points earned through gameplay. Save your creations in high resolution.

Highlights
  • Breakout-style mining gameplay
  • Stone collection and pictorial book
  • Accessory design with collected stones
  • Unlockable areas and items
  • Save high-resolution images
Features
Read full description

Let's mine a stone, complete a stone pictorial book or design accessories! -- Menu -- "Stone List" : The stone gained by mining can be seen by a list. It can use also as a stone pictorial book. "Mining" : A mining game is played after choosing area. The game is Breakout. The next area can be chosen if the last stage (10th stage) of the area is cleared. Let's play a mining game and gain a stone and a point! When the last area is cleared, there may be something!? "Accessories Design" : A background and accessories can be chosen and the gained stone can be arranged. Let's obtain a background and accessories using a point by Parts Shop. If 300 points are used, an image can be saved in the Photos of iPhone. (In the case of a charged version, it can save, without using the point.) "Parts Shop" : A background and accessories can be obtained using a point. "Settings" : ON/OFF of a sound. Advertising ON/OFF (function of the charged version). ON/OFF which displays all stones (function of the charged version). The purchase of the charged version. All the stones and items can be collected for free. In the case of the charged version, if "All stones are displayed" is turned ON, all stones can be displayed even if it has not mined the stone. - About preservation of an image - In a Retina display, it can choose "Saves by high resolution", and "Saves with screen size". Saves by high resolution : 5.5-inch screen (1242x2208px), 4.7-inch screen (750x1334px), 4-inch screen (640x1136px), 3.5-inch screen (640x960px) Saves with screen size : 5.5-inch screen (414x736px), 4.7-inch screen (375x667px), 4-inch screen (320x568px), 3.5-inch screen (320x480px) *In iOS6 or later that, please permit access to Photos. (When a permission is not granted, please access effectively by [Settings] - [Privacy] - [Photos] of iPhone.)

About

Cat Adventure

Explore a mysterious world by hanging food to attract different types of mice. Collect coins and eggs by destroying mice to level up food and discover new varieties. The ultimate goal is to meet all mice and complete the collection.

Highlights
  • Hang various foods
  • Attract different mice
  • Collect coins and eggs
  • Level up food
  • Discover new food types
  • Complete mouse collection
Features
Read full description

Cat Adventure starts here!! A cat was born in this mysterious world. Explore the world and complete this enormous world! ------- About this world ------- Somehow, a mysterious food is hanging from the sky. And mysterious mice who prefer the food come together. There are many kinds of food. There are mice that prefer each food. Foods have their own level, and you can raise the level. As the level of food rises, more unusual mice will come together. What you need to raise the level of foods are coins. Coins can be obtained by touching and destroying mysterious mice. You can make new foods. If you want to make new foods, you need to gather eggs that are necessary materials for making. Eggs can be obtained by touching and destroying mysterious mice. You already understand? To know this world deeply, you should repeat the process below. 1. Hanging a food. 2. Get coins and eggs from mysterious mice. 3. Raise the level of food with coins, and make new foods with eggs. 4. Change a food and lure new mice. By repeating these, you can encounter more and more unknown mice. There are many mice in this world. It is the purpose of this game to meet all mice and reveal all the collections. The secret of each mice is stated on the collections. Now, from today you are a resident of this mysterious world. Please do not return to the original world until you know everything. Here we go! ■ TIPS 1 The point to advance the game is to make new foods. Check the "make food" menu in advance, and know the types of egg to be required for making. ■ TIPS 2 If you touch a image of mouse on the collections, you can see the information of mice. There is a description about the mouse appearance time zone. This means that some mice only appear at a certain time! The time is linked with the real world, and the color of sky changes with time! ■ TIPS 3 When a food level is maximized (Lv.6), something weird will happen!

Screenshots

HappyStone4 screens
Cat Adventure3 screens

Verdict

The call

The clearest difference is in-app purchases: Cat Adventure at none against HappyStone's 1. Cat Adventure also leads on rating (4.3 vs 4.0) and ratings volume (19 vs 1). HappyStone's advantage is ads (none vs shown) and iOS requirement (6.0 vs 15.0). On price, update cadence 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. HappyStone sells 1 one-off in-app purchase. Cat Adventure asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Cat Adventure holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Cat Adventure has 19 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

HappyStone ships an update every 13 months, Cat Adventure every 11 months. The most recent releases landed on October 13, 2026 and October 23, 2026 respectively.

Scorecard6 real differences · 4 level
HappyStone versus Cat Adventure: the parameters behind the verdict, then further details
ParameterHappyStoneCat Adventure
PriceFreeFree
Rating4.0 (1 ratings)4.3 (19 ratings) — better
Positive reviews—79.7% of reviews
Number of ratings119 — better
Update frequencyEvery 13 monthsEvery 11 months — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS6.0 — better15.0
Further details — not scored
Size41 MB48 MB
Age rating4+4+
DeveloperKimiko YoshinoKAZUYA KAMIOKA

Customer experience

HappyStone

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Cat Adventure

All ratings19 ratings
Positive84.2%
Neutral0.0%
Negative15.8%
Written reviews79 reviews
Positive79.7%
Neutral3.8%
Negative16.5%

In-app purchases

1 purchases

HappyStone

One-time1
  • Charged version$0.99
None

Cat Adventure

No in-app purchases

Questions

Is HappyStone free?
HappyStone is free to download, with in-app purchases available.
Is Cat Adventure free?
Cat Adventure is free to download, with no in-app purchases.
Which has better reviews, HappyStone or Cat Adventure?
Cat Adventure is rated higher. HappyStone averages 4.0 out of 5 from 1 ratings, while Cat Adventure averages 4.3 from 19 ratings.
Do HappyStone or Cat Adventure have ads?
Cat Adventure shows ads; HappyStone does not.
Which is updated more often, HappyStone or Cat Adventure?
HappyStone ships an update every 13 months, and Cat Adventure every 11 months. Most recently, HappyStone was updated on October 13, 2026 and Cat Adventure on October 23, 2026.

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