Comparison

Perfect Echo vs Find Odd Puzzle World

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

Head to head
About

Perfect Echo

Features
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Find the perfect timing and reach the end of the level

About

Find Odd Puzzle World

Features
Read full description

How good are your eyes? Can you find the odd emoji out? Take this funny puzzle emoji difference test game to find the odd one out! Currently there are 10 levels. Each level has 30 different emoji puzzles. In each level, you have to find the odd emoji out until the given time (15 seconds) times out. A level is unlocked after you find all odd emojis in the previous one. You have 3xUP. You lose your 1xUP if time is up or you press on wrong emoji. This game is designed to improve visual memory, make brain exercises, help keep you mentally sharp and avoid distractibility. How can you play this game? It is very simple. Just find the odd emoji out and continue with the next puzzle. How can you get score? You get score for each odd object you find. The score is calculated according to the remaining time. How can you earn a star? If you find 10 consecutive odd emojis without pressing any wrong one, you earn a star. How can you can see the target odd object to find? You can see target odd object by pressing the button labeled with ? in a game. You must have at least 25 diamonds or you have to watch rewarded ad in order to see target odd object. When is the game over? The game is over when the number of life drops to 0. How can you can continue the level from the point the game over? You must have at least 1 star or you have to watch rewarded ad in order to continue the level from the point the game over. How can you remove ads? Currently you can remove all ads only for 24 hours by watching 5 rewarded ads.

Screenshots

Perfect Echo4 screens
Find Odd Puzzle World4 screens

Verdict

The call

The clearest difference is ads: Find Odd Puzzle World at none against Perfect Echo's shown. Find Odd Puzzle World also leads on update cadence (every 2 days vs every 35 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Perfect Echo ships an update every 35 months, Find Odd Puzzle World every 2 days. Both last shipped on November 7, 2026.

Scorecard2 real differences ยท 4 level
Perfect Echo versus Find Odd Puzzle World: the parameters behind the verdict, then further details
ParameterPerfect EchoFind Odd Puzzle World
PriceFreeFree
Update frequencyEvery 35 monthsEvery 2 days โ€” better
AdsYesNo โ€” better
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.012.0
Further details โ€” not scored
Size41 MB142 MB
Age rating17+4+
DeveloperMarco AndreottiMuruvvet Gurbuz Ciftci

In-app purchases

None

Perfect Echo

No in-app purchases

None

Find Odd Puzzle World

No in-app purchases

Questions

Is Perfect Echo free?
Perfect Echo is free to download, with no in-app purchases.
Is Find Odd Puzzle World free?
Find Odd Puzzle World is free to download, with no in-app purchases.
Do Perfect Echo or Find Odd Puzzle World have ads?
Perfect Echo shows ads; Find Odd Puzzle World does not.
Which is updated more often, Perfect Echo or Find Odd Puzzle World?
Perfect Echo ships an update every 35 months, and Find Odd Puzzle World every 2 days. Most recently, Perfect Echo was updated on November 7, 2026 and Find Odd Puzzle World on November 7, 2026.

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