Comparison

ooo vs Where’s My Gem?

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

Head to head
About

ooo

Features
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Constantly following and interacting with a moving object provides a number of cognitive, motor and sensory benefits in our brain: 1. Visual-Motor Coordination: Following and responding to an object with our eyes strengthens the connection between the visual and motor systems of the brain. This coordination allows for faster and more effective movement in daily life. 2. Attention and Focus: Following a moving object constantly stimulates the attention and focus centers of the brain. This process improves the sustainability of attention and provides the ability to focus more selectively on environmental stimuli. 3. Fast Decision Making: Interacting with moving objects improves the ability to react and make decisions quickly. The brain increases its capacity to process instant information, resulting in faster reflexes and movements. 4. Perceptual Development: Following the direction, speed and movement of an object improves spatial perception. In this way, the brain can more accurately predict the location and movement of objects in the environment. 5. Memory and Learning: Constant monitoring and interaction helps the brain better encode information about movement in memory. This process is important for learning and remembering motor skills. 6. Problem-Solving Skills: When interacting with a moving object, the brain calculates different movement scenarios and reacts accordingly. This improves analytical thinking and problem-solving skills. Such interactions generally increase the brain's performance in sports, games and other moving activities of daily life and support general cognitive health.

About

Where’s My Gem?

Features
Read full description

Discover hidden diamonds beneath the sand in this relaxing logic puzzle game. Dig through sandy tiles, use clues, and mark safe spots to uncover every diamond on the board. But think carefully — diamonds can’t touch each other, and trash gives you important hints: diamonds never appear next to trash. Switch between digging and marking, solve each board step by step, and enjoy satisfying puzzle gameplay with bright visuals and simple controls. Features: • Easy to learn, satisfying to master • Relaxing logic-based gameplay • Dig, mark, and uncover hidden diamonds • Use trash and stone clues to solve puzzles • Colorful casual visuals • Perfect for short puzzle sessions

Screenshots

ooo4 screens
Where’s My Gem?4 screens

Verdict

The call

The clearest difference is ads: ooo at none against Where’s My Gem?'s shown. ooo also leads on iOS requirement (13.4 vs 15.0). On price, 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.

Scorecard2 real differences · 3 level
ooo versus Where’s My Gem?: the parameters behind the verdict, then further details
ParameteroooWhere’s My Gem?
PriceFreeFree
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.4 — better15.0
Further details — not scored
Size18 MB198 MB
Age rating4+4+
DeveloperEmin BerkaySergii Nagin

In-app purchases

None

ooo

No in-app purchases

None

Where’s My Gem?

No in-app purchases

Questions

Is ooo free?
ooo is free to download, with no in-app purchases.
Is Where’s My Gem? free?
Where’s My Gem? is free to download, with no in-app purchases.
Do ooo or Where’s My Gem? have ads?
Where’s My Gem? shows ads; ooo does not.

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