Comparison

Perfect Size! vs Simon Kids

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

Head to head
About

Perfect Size!

Test your visual perception in this simple game by matching shapes to their perfect size. With over 300 stages and multiple difficulty levels, it offers a fun challenge for all ages.

Highlights
  • Over 300 stages
  • Easy, Normal, Hard levels
  • Variety of challenging shapes
  • Addictive gameplay
  • Brain training
  • Suitable for kids
Features
Read full description

How accurate are your eyes? Perfect Size is a simple game all about matching the perfect size. Every stages is filled with a new shape and it's up to the player to get a perfect score. Key Features - More than 300 stages available - Easy, Normal, Hard Levels - Many shapes that are tougher than it looks - Beware, it's more Addictive than it looks For Players - Who have a good visual memory - Who love playing the simplest games - Who like brain training games - Who are looking for easiest games - Who like to 'perfect' a stage - Who are looking for a fun game to play with kids Producer: Sangpil Moon Graphic Design: Yewon Lee Client Programmer: Byungtaek Woo

About

Simon Kids

Features
Read full description

Train your child's memory with Simon Kids — a fun, safe, and ad-free sequence game designed for kids aged 6-10! Watch the colors light up and listen to the unique tones. Then tap to repeat the sequence. Each level adds one more step — how far can you go? GAME MODES: • Classic (4 colors) — perfect for beginners • Advanced (6 colors) — for memory champions • Themed — animals, fruits, and shapes themes FEATURES: • Progressive difficulty up to 20 sequences • Unique audio tones for each color (no sound files needed!) • 3 lives per game with best score tracking • Parent-gated settings (math challenge to enter) • Bilingual: English and Chinese • 100% offline — no ads, no accounts, no internet • Vibrant, kid-friendly interface Give your child a screen-time activity that actually builds memory skills. Download Simon Kids today!

Screenshots

Perfect Size!4 screens
Simon Kids4 screens

Verdict

The call

The clearest difference is update cadence: Perfect Size! at every 4 days against Simon Kids's monthly. Perfect Size! also leads on iOS requirement (9.0 vs 15.0). On price, ads, 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.

UpkeepUpdate frequency

Perfect Size! ships an update every 4 days, Simon Kids monthly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
Perfect Size! versus Simon Kids: the parameters behind the verdict, then further details
ParameterPerfect Size!Simon Kids
PriceFreeFree
Rating3.9 (17 ratings) — better—
Positive reviews55.6% of reviews—
Number of ratings17 — better—
Update frequencyEvery 4 days — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS9.0 — better15.0
Further details — not scored
Size130 MB1 MB
Age rating4+4+
DeveloperCogoo Inc.晓 郭

In-app purchases

None

Perfect Size!

No in-app purchases

None

Simon Kids

No in-app purchases

Questions

Is Perfect Size! free?
Perfect Size! is free to download, with no in-app purchases.
Is Simon Kids free?
Simon Kids is free to download, with no in-app purchases.
Do Perfect Size! or Simon Kids have ads?
Neither Perfect Size! nor Simon Kids shows ads.
Which is updated more often, Perfect Size! or Simon Kids?
Perfect Size! ships an update every 4 days, and Simon Kids monthly. Most recently, Perfect Size! was updated on November 2, 2026 and Simon Kids on October 31, 2026.

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