Stack em Up! vs its rivals

Side-by-side comparison against Stack em Up!'s closest competitors — identity, store metrics, ratings & sentiment, and strategic intel.

Stack em Up!
This App
Block Puzzle
Contender
Core Identity
DeveloperVoodooEasybrainBig CakePlaySimple Games Pte LtdIEC Global Pty LtdUnicorn Studio OfficialGuru Smart Holding Limited
CategoryPuzzlePuzzlePuzzleGamesPuzzlePuzzleGames
PlatformiOS, AndroidAndroidiOS, AndroidiOS, AndroidiOS, AndroidAndroid, iOSiOS, Android
Store Metrics
Rating4.7 / 54.5 / 54.7 / 54.9 / 54.7 / 54.9 / 54.9 / 5
Ratings Count3,3761,263,1591,130,91657,445324,2873,564171,147
PriceFreeFreeFreeFreeFreeFreeFree
Release DateSep 11, 2023Nov 22, 2019Jun 17, 2020Jun 27, 2024Jun 26, 2020Feb 26, 2024Sep 5, 2024
Last UpdatedDec 19, 2025Mar 24, 2026Apr 17, 2026Apr 16, 2026Apr 20, 2026Apr 1, 2026May 7, 2026
Sentiment & Reviews
Sentimentmixedmixedmixed-negativemixedmixed
Score65/10055/10065/100-25/10050/10065/100
Praises
  • Original puzzle mechanics provide a relaxing and addictive experience for casual play sessions
  • Stylized aesthetic and visual design enhance the overall enjoyment of the puzzle loop
  • High replay value keeps users engaged across hundreds of levels over long periods
  • Engaging Gameplay
  • Simple and Accessible
  • Relaxing puzzle mechanics provide a reliable way to unwind during daily downtime for casual players
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  • Core puzzle mechanics provide a relaxing and mentally stimulating experience for casual daily play
  • Satisfying tactile physics-based puzzle mechanics
  • Satisfying sorting mechanics provide a relaxing experience for players during short daily breaks
  • Minimalist ad frequency compared to other sorting titles keeps the gameplay flow uninterrupted
Complaints
  • Frequent application crashes and freezing occur immediately after watching mandatory advertisements
  • Inconsistent ad-free purchase restoration prevents users from accessing paid benefits on new devices
  • Repetitive level design and lack of new content frustrate long-term players at higher stages
  • Excessive Advertising
  • Rigged Difficulty
  • Aggressive advertisement frequency disrupts the flow of gameplay and persists even after paid removal
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  • Post-update visual changes introduce distracting glare effects that cause eye strain and visibility issues
  • High-frequency ad interruptions disrupting gameplay flow
  • Aggressive monetization shifts post-update restrict access to essential gameplay items like shuffles
  • Technical instability including freezing and overheating occurs frequently during intense sorting sessions
Requests
  • Optional classic mode or visual settings to revert font and color changes
-
  • Reliable ad-free experience for paying users to ensure the purchase value is actually delivered
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  • Toggle settings for visual effects to allow players to revert to the original flat design
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  • Implementation of a dedicated no-timer mode to support stress-free and casual sorting sessions
Strategic Intel
Strengths
  • Satisfying core loop sustains long-term retention
  • Stylized aesthetic differentiates from generic puzzle titles
  • Massive social proof (1.2M+ ratings)
  • Unique 9x9 Sudoku clearing mechanic
  • Strong live-ops with Seasonal Events and animated rewards
  • Daily Challenge retention loop sustains DAU/MAU ratios
  • Offline-first architecture captures low-connectivity segments
  • 8x8 grid mechanics provide high-familiarity entry point
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  • Offline-first architecture enables play in low-connectivity environments
  • Simple one-finger input maximizes top-of-funnel acquisition
  • Tactile physics-based puzzle loop [Platform: iOS/Android]
  • 10+ cosmetic skin variety [Feature: Customization]
  • Satisfying sorting loop drives daily session frequency
  • Minimalist ad frequency sustains player retention
Weaknesses
  • Frequent post-ad crashes drive session abandonment
  • Missing restore-purchase functionality erodes monetization trust
  • Repetitive level design at high milestones
  • Aggressive ad frequency (top churn risk)
  • Perceived 'rigged' difficulty spikes
  • Misleading UA creative vs actual gameplay
  • Paid ad-removal failure triggers refund surges
  • 0.7★ Android-iOS rating gap indicates technical debt
  • Repetitive audio feedback leads to long-term stagnation
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  • High ad-density disrupts core gameplay flow
  • Visual update causes physical eye strain
  • Lack of reliable cloud-save sync
  • Linear progression model [Feature: Level Design]
  • High ad-frequency [Sentiment: User Complaints]
  • Lack of social meta-layer [Competitor: vs Block Blast!]
  • Aggressive monetization of utility items triggers churn
  • Technical instability causes device overheating
Pricingfreemiumfreemiumfreemiumfreefreemiumfreemiumfreemium
MomentumMaintenance-ActiveActiveActiveIntenseActive
Update Cadence5 versions, 1 majors/6mo, ~137d avg-4 versions, ~8d avg5 versions5 versions, 1 majors/6mo, ~21d avg5 versions5 versions, ~13d avg

Compare Stack em Up! head-to-head

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Stack em Up!, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Data licensed under CC-BY-NC 4.0