Comparison

Perfect Sum vs 100 Grid Challenge

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

Head to head
About

Perfect Sum

A captivating puzzle game where you strategically place shapes on a numbered board to reach a perfect sum. Unlock new buildings and enjoy stunning visuals and rewarding animations as you progress through increasingly challenging levels.

Highlights
  • Strategic shape placement
  • Numbered board puzzles
  • Unlockable buildings
  • Increasing difficulty levels
  • Rewarding animations
  • Stunning visuals
Features
Read full description

Welcome to Perfect Sum, a mesmerizing mobile game that combines the beauty of animation with the excitement of strategic gameplay! Place shapes on a numbered board to achieve the perfect sum, navigating through levels that range from deceptively simple to devilishly difficult. With every shape placed, you're not just solving a puzzle; you're painting a masterpiece of numbers and strategy. As you elevate your high score, you unlock a world of wonders, with new buildings revealing themselves, adding layers of depth to the gameplay and a sense of achievement that keeps you coming back for more. With stunning visuals, fluid animations, each moment in the game is designed to be a feast for the senses. From the satisfying click of placing a shape to the vibrant explosion of achieving the perfect sum, the game ensures every action feels rewarding.

About

100 Grid Challenge

This is a strategic block puzzle game where players navigate a 10x10 grid to reach a score of 100. It combines elements of number matching and grid movement, offering a unique brain-training experience for all ages.

Highlights
  • 10x10 grid navigation
  • Reach a score of 100
  • Strategic move planning
  • Global leaderboards
  • Brain-training puzzles
  • Intuitive design
  • Endless replayability
Features
Read full description

Dive into the ultimate block puzzle experience that blends strategy, logic, and fun! Introducing 100 GRID CHALLENGE, the perfect game for fans of block blast, number match, and classic puzzle games like Tetris and 2048. Whether you're a casual gamer or a puzzle master, this game will captivate your mind and keep you coming back for more. The challenge is simple yet addictive: Navigate a 10x10 grid and aim to reach a score of 100. Each move must follow specific rules, requiring careful planning and strategic thinking. Inspired by the brilliance of games like Monument Valley and the nostalgia of classics like Donkey Kong, 100 Grid Challenge offers a unique twist on number puzzles. GAME RULES: The grid is a 10x10 board, with cells numbered based on your moves. Move horizontally, vertically, or diagonally following specific patterns. A move is valid only if it follows the rules and lands on an empty cell. The goal? Strategically navigate the grid and reach the elusive score of 100! FEATURES: Free to play and accessible for everyone: From kids to adults, this game is perfect for all ages and skill levels. Global leaderboards: Prove your skills and compete with players worldwide! Brain-training puzzles: Improve your strategic thinking and problem-solving abilities with every game. Unique mechanics: Discover new strategies with our innovative combination of number puzzles and grid movement. Intuitive and immersive design: Enjoy a clean, engaging interface that’s both simple to use and visually appealing. Endless replayability: Play short sessions or dive into hours of fun—there’s always a new challenge waiting! Fans of Gardenscapes, Tetris, and block puzzles will love the mix of simplicity and complexity in this one-of-a-kind experience. Whether you're into merge games, monumental challenges, or just want a fresh twist on the puzzle genre, 100 Grid Challenge has something for everyone. Meet the Developers: 100 Grid Challenge was developed in Italy by brothers Alessio and Matteo Poggesi, two passionate gamers and developers with a shared love for puzzles and strategy games. Their mission? To create games that challenge the mind, inspire creativity, and bring players together. With meticulous attention to detail and innovative design, the Poggesi brothers have crafted an experience that’s not just a game but a global challenge for all puzzle enthusiasts. Download now and start your journey to 100!

Screenshots

Perfect Sum4 screens
100 Grid Challenge3 screens

Verdict

The call

The clearest difference is update cadence: Perfect Sum at every 3 days against 100 Grid Challenge's every 3 weeks. Perfect Sum also leads on iOS requirement (12.0 vs 15.3). On price, review sentiment, ads and in-app purchases 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 Sum ships an update every 3 days, 100 Grid Challenge every 3 weeks. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Perfect Sum versus 100 Grid Challenge: the parameters behind the verdict, then further details
ParameterPerfect Sum100 Grid Challenge
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings2 — better—
Update frequencyEvery 3 days — betterEvery 3 weeks
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supportedAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.3
Further details — not scored
Size139 MB12 MB
Age rating4+4+
DeveloperBenjamin Richymatteo poggesi

Customer experience

Perfect Sum

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

100 Grid Challenge

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Perfect Sum

No in-app purchases

None

100 Grid Challenge

No in-app purchases

Questions

Is Perfect Sum free?
Perfect Sum is free to download, with no in-app purchases.
Is 100 Grid Challenge free?
100 Grid Challenge is free to download, with no in-app purchases.
Do Perfect Sum or 100 Grid Challenge have ads?
Both Perfect Sum and 100 Grid Challenge show ads.
Which is updated more often, Perfect Sum or 100 Grid Challenge?
Perfect Sum ships an update every 3 days, and 100 Grid Challenge every 3 weeks. Most recently, Perfect Sum was updated on October 11, 2026 and 100 Grid Challenge on October 24, 2026.

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