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 “Castle”

Crowded

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

8 matched apps currently sit in the top 10 charts — niche looks saturated with strong incumbents (saturation 71/100).

Track this nicheSee launches
12competitors found
9in the charts
4.6avg rating, top apps
22launched in 30 days

Who you’d compete with

Top 10 by chart rank and ratings
Royal MatchDream Games · Games #1top free 4.73,831,421 ratings n/aApp Store 2active updates Royal KingdomDream Games · Games #2top free 4.71,136,104 ratings n/aApp Store 2too new to tell Castle BustersVoodoo · Games #2top free 4.59,595 ratings n/aApp Store 2active updates Colony Flow!ABI GLOBAL LTD. · Games #3top free 4.725,121 ratings n/aApp Store 2active updates Dead CellsPlaydigious · Games #3top paid 4.812,243 ratings n/aApp Store 1too new to tell Castlevania: SotNKONAMI · Games #3top paid 3.91,803 ratings n/aApp Store 1too new to tell Clash of ClansSupercell · Games #6top free 4.5227,358 ratings n/aApp Store 2too new to tell 魔王城ものがたりKairosoft Co.,Ltd · Games #10top paid 4.83,793 ratings n/aApp Store 1too new to tell Total Battle: Strategy GamesScorewarrior · Games #29top grossing 4.71,658 ratings n/aApp Store 2too new to tell Giant Rush!TapNation · Games –not charting 4.524,462 ratings n/aApp Store 1too new to tell

New in this niche

22 launched in the last 30 days
Shogi Castle: Japanese Chess Ataberk TUMAY Games Mage Castle Idle Defense Lagot Games Yazilim ve Pazarlama Anonim Sirketi Games Archer Castle : AFK Idle RPG SPRING GAMES Games Tower Bam: Castle Block Game Michal Stachyra Games IL · US Castle Blast: Duel Berkay Tirpan Games Castlevania: 40th Anniversary KONAMI Games Tiny Castle Defense SHENG GAO Games Redoubt: Castle Defense TD Anh Doan Games Castle Cards ALI OZAN ZENGIN Games Three Roads: Castle Defense Artem Baygot Games Keepsworn: Defend Your Castle BRUNO LAUREANO DOS SANTOS CONSULTORIA EM TECNOLOGIA DA INFORMACAO LTDA Games MY Alpha Castle Preschool 延好 蒋 Education

Where the opening is

  • Had 12 description(s) but no strong recurring theme patterns; manual review recommended.

What to do next

  1. Only proceed with a sharp wedge — me-too launches will struggle here.
  2. Review these strong incumbents before pivoting: Royal Match, Royal Kingdom, Castle Busters.
  3. Consider an adjacent keyword or sub-audience with weaker chart presence.
  4. Use Launches (/launches?q=Castle) to see if new launches still enter this space.
How we scored this
Competitors+25.5
Chart presence+26.3
Ratings+19.2
Update pace0
Saturation71/100

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 1 Oct 2026.