Agar.io vs its rivals

Side-by-side comparison against Agar.io's closest competitors — identity, store metrics, ratings & sentiment, and strategic intel.

Agar.io
This App
Slither.io
Nemesis
Nebulous.io
Contender
Hole.io
Contender
Paper.io 2
Contender
Snake.io
Contender
EvoWorld.io
Peer
Core Identity
DeveloperMiniclip.comLowtech Studios LLCSimplicial Software, LLCVoodooVoodooKooappsPixel VoiceVoodooExceptionull Games LLCCanaryDroid
CategoryGames---Games--GamesGamesAction
PlatformAndroid, iOS---iOS, Android--Android, iOSiOS, AndroidiOS, Android
Store Metrics
Rating4.5 / 5---4.5 / 5--4.7 / 54.8 / 54.5 / 5
Ratings Count220,406---2,768,701--1,039,6822,61822,850
PriceFree---Free--FreeFreeFree
Release DateJul 8, 2015---Aug 9, 2018--Nov 22, 2018Feb 13, 2020Jun 16, 2017
Last UpdatedMay 4, 2026---Jun 13, 2026--Apr 18, 2026Feb 3, 2026Feb 19, 2026
Sentiment & Reviews
Sentimentterrible---mixed--negativepositivemixed
Score22/100---45/100--25/10078/10055/100
Praises
  • Core gameplay loop provides nostalgic entertainment value for long-term players
---
  • Satisfying core gameplay loop provides a relaxing and addictive experience for casual players
--
  • Core gameplay loop provides a nostalgic and addictive experience for long-term players
  • Offline playability serves as a reliable boredom killer for casual users
  • Satirical boxing mechanics provide a highly engaging experience for fans of classic arcade fighting games
  • Nostalgic gameplay loop provides a familiar sandbox experience for long-term players
Complaints
  • Excessive ad frequency following every death disrupts the flow of gameplay
  • Server instability and connection errors prevent players from joining matches
---
  • Aggressive ad frequency interrupts gameplay flow and causes frustration during active sessions
--
  • Aggressive ad frequency interrupts gameplay and forces frequent restarts during matches
  • Technical regressions post-update cause players to spawn inside enemy crowds
  • Monetization failure where paid ad-removal does not actually suppress advertisements
  • Excessive advertisement frequency disrupts the flow of gameplay for non-paying users
  • Inappropriate chat content and lack of effective parental controls for younger users
Requests
  • Customizable control placement to improve ergonomics for mobile players
---
  • Implementation of an ad-free experience or reduced ad frequency for better engagement
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  • Cloud save functionality to prevent progress loss when switching devices
  • Additional character variety and bonus fighters to expand the current roster
  • Voice chat integration to replace text-based communication for faster social coordination
Strategic Intel
Strengths
  • Seasonal Golden Pass model sustains DAU/MAU ratio
  • Established brand recognition in the .io category
  • High-frequency session loops maximize ad-impression inventory
---
  • High-contrast visual style reduces screen clutter
  • Territory-claiming mechanic provides distinct progression
  • Daily login habit formation stabilizes DAU
--
  • Core gameplay loop provides high session frequency
  • Offline playability captures casual downtime segments
  • Satirical parody theme drives organic viral sharing
  • Simplified arcade mechanics lower entry barriers
  • High-difficulty boss encounters extend replayability
  • Procedurally generated sandbox environment sustains organic install velocity
  • Wardrobe system drives long-term collection behavior via cosmetic gates
Weaknesses
  • 0.45★ Android-iOS rating gap
  • High-frequency ad-monetization disrupts gameplay flow
  • Persistent server connectivity failures
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  • Aggressive ad cadence causes high-frequency churn
  • Movement control rigidity post-update
  • Progression feels rigged due to AI behavior
--
  • Aggressive ad frequency causes mid-round progress resets
  • Broken ad-removal monetization erodes user trust
  • Technical regressions cause unfair spawn positioning
  • Excessive ad frequency disrupts session flow
  • Audio-crash loop persists after ad playback
  • Lack of multiplayer limits competitive engagement
  • Persistent data-loss bugs erode the daily active habit
  • Unmoderated chat creates safety-related churn
Pricingsubscription---freemium--freemiumfreemiumfreemium
Momentum----Intense--ActiveActive-
Update Cadence----5 versions, 1 majors/6mo, ~4d avg--5 versions, ~7d avg5 versions-

Compare Agar.io 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 Agar.io, 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