Comparison

Planet Formula vs Blind Number Challenge

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

Head to head
About

Planet Formula

Embark on a celestial match-3 adventure across the Solar System. Solve 125 unique puzzles by earning points, breaking ice, or collecting coins within a limited number of moves. Utilize powerful planet combinations and strategic moves to overcome challenges.

Highlights
  • 125 unique match-3 levels
  • Special power-up planets
  • Strategic move mechanics
  • Ice tile and wall breaking
  • VoiceOver accessibility
  • T-chain and L-chain combinations
Features
Read full description

Explore the Solar System in Planet Formula, a match-3 puzzle game featuring 125 unique levels with engaging objectives. Complete each level by earning points, breaking ice tiles, or collecting coins—all within a set number of moves. Earn special power-ups: - Magic Planets: Match five planets in a row or column to create a magic planet. Swap it to clear all planets of the same type on the board and score big. - Special Planets: Match four planets to create a special planet with a white border. Use it in a match to clear an entire row or column. - Discover combinations like T-chains and L-chains for massive point boosts. Break ice by clearing planets underneath, and remove walls by eliminating adjacent planets. Be strategic — walls grow if no nearby planets are destroyed in the previous move. Accessibility Features: Planet Formula is designed with VoiceOver users in mind: - Tap a grid cell to hear the planet’s type and position. - To move a planet, select it with a single tap, then double-tap to start moving. - Choose the destination with another tap and confirm with a double-tap to complete the move. With simple mechanics and thoughtful design, Planet Formula offers an enjoyable, relaxing experience — perfect for playing at home, during a break, or while commuting. Challenge yourself, earn points, and rise through the ranks in this solar system-inspired puzzle adventure.

About

Blind Number Challenge

Test your guessing abilities in this number challenge game. Select difficulty and number ranges, then use clues like 'too high' or 'too low' to find the hidden number within a limited number of attempts. Features multiple modes and difficulty levels for endless fun.

Highlights
  • Guess hidden numbers
  • Adjust difficulty and number range
  • Receive high/low clues
  • Multiple game modes (Easy, Medium, Hard)
  • Leaderboard rankings
  • Brain teaser puzzles
Features
Read full description

Blind Number Challenge is a fun and challenging game where players have to guess a hidden number within a certain range. The game starts with the player selecting the difficulty level and range of numbers. The number is then generated randomly and the player has a certain number of guesses to determine the correct number. As the player makes guesses, the game provides clues to help them narrow down the possible options. The clues include whether the guess is too high or too low and whether the guess is getting closer or further away from the correct number. - 20 Number Challenge Blind Number Challenge is a great game to test and improve your guessing skills. With multiple difficulty levels and number ranges to choose from, this game offers hours of fun and challenge. Logic Puzzle is an addictive and challenging game that tests your problem-solving skills. The game is made up of a grid of squares, with some of the squares already filled in with numbers or symbols. The goal of the game is to fill in the remaining squares with the correct numbers or symbols, based on a set of rules or clues. These rules may be based on numerical sequences, spatial relationships, or logical patterns. Shronk Challenge is a fun game that tests your intelligence and guessing skills! The game has two buttons and a number. One of the buttons is called "Higher" and the other is "Lower" and the goal is to predict whether the next number will be higher or lower than the previous number, but the main goal is to get it right 10, 15 and 20 times in a row. Logic Puzzle offers a wide variety of puzzles with varying degrees of difficulty, ranging from beginner to expert levels. The game also provides helpful hints and tips to assist players in solving the puzzles. With its engaging gameplay and diverse puzzle options, Logic Puzzle is a great way to challenge your mind and improve your critical thinking skills. - Brain Teaser - Number Challenge - 20 Number Puzzle - This Number is - numbertok - brilk - Higher Lower Challenge - High Low Challenge Known names in social media, numbertok, brilk, this number is number puzzle, consists of 3 modes. You can see your ranking for the levels you have completed in the Easy mode 10 rows, Medium mode 15 rows, Hard mode 20 rows, and the Awards section. Download now and see if you have what it takes to guess the hidden number!

Screenshots

Planet Formula4 screens
Blind Number Challenge4 screens

Verdict

The call

The clearest difference is review sentiment: Planet Formula at 100% against Blind Number Challenge's 14%. Planet Formula also leads on rating (5.0 vs 1.4) and update cadence (every 2 months vs every 6 months). Blind Number Challenge's advantage is in-app purchases (none vs 3) and ratings volume (12 vs 3). On price, ads, device support and iOS requirement 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. Planet Formula sells 3 one-off in-app purchases. Blind Number Challenge asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Planet Formula holds the better App Store score, 5.0 against 1.4. Both are backed by a comparable volume of ratings — 3 and 12 respectively. Written reviews point the same way: 100% of Planet Formula's written reviews are positive against 14% of Blind Number Challenge's.

UpkeepUpdate frequency

Planet Formula ships an update every 2 months, Blind Number Challenge every 6 months. Both last shipped on October 25, 2026.

Scorecard6 real differences · 4 level
Planet Formula versus Blind Number Challenge: the parameters behind the verdict, then further details
ParameterPlanet FormulaBlind Number Challenge
PriceFreeFree
Rating5.0 (3 ratings) — better1.4 (12 ratings)
Positive reviews100.0% of reviews — better14.3% of reviews
Number of ratings312 — better
Update frequencyEvery 2 months — betterEvery 6 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size20 MB30 MB
Age rating4+4+
Developerx2line.com LLCBatuhan Tarhanacioglu

Customer experience

Planet Formula

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Blind Number Challenge

All ratings12 ratings
Positive8.3%
Neutral0.0%
Negative91.7%
Written reviews7 reviews
Positive14.3%
Neutral0.0%
Negative85.7%

In-app purchases

3 purchases

Planet Formula

One-time3
  • Extra 4 Moves$1.99
  • Extra 8 Moves$2.99
  • Extra 15 Moves$3.99
None

Blind Number Challenge

No in-app purchases

Questions

Is Planet Formula free?
Planet Formula is free to download, with in-app purchases available.
Is Blind Number Challenge free?
Blind Number Challenge is free to download, with no in-app purchases.
Which has better reviews, Planet Formula or Blind Number Challenge?
Planet Formula is rated higher. Planet Formula averages 5.0 out of 5 from 3 ratings, while Blind Number Challenge averages 1.4 from 12 ratings.
Do Planet Formula or Blind Number Challenge have ads?
Both Planet Formula and Blind Number Challenge show ads.
Which is updated more often, Planet Formula or Blind Number Challenge?
Planet Formula ships an update every 2 months, and Blind Number Challenge every 6 months. Most recently, Planet Formula was updated on October 25, 2026 and Blind Number Challenge on October 25, 2026.

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