Niche Explorer

Is this idea worth building?

See the apps you’d compete with, how crowded the niche is and what launched in it lately. Real store data, no invented download numbers.

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Verdict for “sudoku”

Crowded

Strong, charting rivals already own this. Only enter with something very different.

5 matched apps currently sit in the top 10 charts — niche looks saturated with strong incumbents (saturation 78/100).

Track this nicheSee launches
34competitors found
8in the charts
4.6avg rating, top apps
152launched in 30 days

Who you’d compete with

Top 10 by chart rank and ratings
Vita MahjongVita Studio. · Board #1top free 4.86,312,825 ratings 100,000,000+installs 2too new to tell Meowdoku: Brain Puzzle GamesOakever Games · Puzzle #1top free 4.7391,716 ratings 10,000,000+installs 2too new to tell Sudoku.com - Sudoku PuzzleEasybrain · Puzzle #3top free 4.42,502,926 ratings 100,000,000+installs 2too new to tell Block Crush!Wonderful Studio · Puzzle #5top free 4.6663,682 ratings 50,000,000+installs 3too new to tell SudokuMoca · Puzzle #6top free –no ratings 100,000+installs 1too new to tell Offline Games - No Wifi GamesJindoBlu · Casual #14top free 4.6496,637 ratings 100,000,000+installs 2active updates Sudoku - Classic Sudoku PuzzleOakever Games · Puzzle #21top free 4.83,051,551 ratings 100,000,000+installs 1too new to tell The Guardian - US & World NewsGuardian News & Media Ltd · News & Magazines #38top grossing 4.4406,166 ratings 5,000,000+installs 1too new to tell Blockudoku®: Block Puzzle GameEasybrain · Puzzle –not charting 4.41,296,512 ratings 100,000,000+installs 1too new to tell Chess - Offline Board GameGamoVation · Board –not charting 4.81,145,453 ratings 100,000,000+installs 1too new to tell

New in this niche

152 launched in the last 30 days
Sudoku - Daily Brain Puzzles Yigit Tamer Games Sudoku Offline Classic Mango Labs Ltda Games SudokuCat 延秋 黄 Games AT +2 neun. Sudoku – Denkspiel Malte Flemmisch Games Sudoku – Logic Puzzle Asim Seferli Games Sudoku-ku PRO3IT LLC Games Ninefold: Calm Sudoku Tung Luu Manh Games Emoji Sudoku Brain Puzzle Muhammad Aamir Games Sudoku: Team oder Einzel Lukas Becker Games Palm Sudoku 1985 Kristy Curry Games Sudoku Duel - Online AHMET lhan Games SudokuXYZ: Modern Sudoku Murat Akbulut Games

Where the opening is

  • Beginner / simplicity positioning is common — room for advanced niche? (20/34 descriptions)
  • Offline capability is a recurring selling point (11/34 descriptions)

What to do next

  1. Only proceed with a sharp wedge — me-too launches will struggle here.
  2. Review these strong incumbents before pivoting: Vita Mahjong, Meowdoku: Brain Puzzle Games, Sudoku.com - Sudoku Puzzle.
  3. Consider an adjacent keyword or sub-audience with weaker chart presence.
  4. Use Launches (/launches?q=sudoku) to see if new launches still enter this space.
How we scored this
Competitors+40
Chart presence+18.5
Ratings+19.2
Update pace0
Saturation78/100

About the data

  • Match set has ratings and chart signals; score is based on stored crawler data only.

Open below 40, competitive 40–69, crowded from 70 or with 3+ top-10 charting rivals. We never estimate downloads or revenue. Generated 2 Oct 2026.