Comparison

Karnark vs Grind Hero

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

Head to head
About

Karnark

Embark on an epic MMORPG adventure in a vast, free-to-play world. Engage in intense PvP and PvE battles, explore dungeons, and participate in massive siege wars. Grow your character through unique systems and enjoy a convenient mobile control experience.

Highlights
  • Authentic MMORPG experience
  • PvP, Farming, Dungeons, Raids
  • Convenient mobile controls
  • Free economy system
  • Intense PVE and PVP raids
  • Character growth via costumes and creatures
  • Massive siege battles
Features
Read full description

Experience an epic saga in an authentic MMORPG. Enjoy a free adventure in the vast world of Karnak. [Game Features] - PVP / Farming / Dungeons / Raids / Authentic MMORPG - Convenient control system optimized for mobile - Server and world exchange supporting a free economy system - Intense raids with simultaneous PVE and PVP - Character growth through costumes and summoning creatures - Massive siege battles for wealth and honor ▶ Help: dbhelp.billiongames@gmail.com ▶ YouTube: https://youtu.be/DfLsB6GMm5Q ▶ Community: https://cafe.naver.com/karnark

About

Grind Hero

Embark on a nostalgic 2D MMORPG adventure with intense PvP, guild warfare, and automated boss events. Choose from unique classes, customize your build with passive abilities, and explore a vast world filled with secrets. Play seamlessly across PC and mobile with a single account.

Highlights
  • 2D cross-platform MMORPG
  • Intense PvP with skull system
  • Party and guild systems
  • 4 classes with evolution
  • Sigil system for customization
  • Automated boss events
  • Real-time skill training
Read full description

GRIND HERO – 2D CROSS-PLATFORM MMORPG WITH PVP, GUILDS AND EPIC ADVENTURES! Get ready to dive into a nostalgic and challenging world in GRIND HERO – a 2D MMORPG made for players who love leveling up characters, exploring vast maps, and testing their skills in intense PvP battles! PLAY ANYWHERE Grind Hero is fully cross-platform, allowing you to play with the same account on both PC and mobile. Take your adventure with you wherever you go! CLASSES AND EVOLUTION Choose from 4 unique classes and unlock a powerful upgrade upon reaching level 20. Each class has its own playstyle, abilities, and battlefield role! PARTIES AND GUILDS Form parties with your friends or team up with other adventurers! Join a guild to take part in exclusive events, conquer territories, and grow as a team. PVP WITH SKULL SYSTEM Engage in PvP combat in dedicated areas! The skull system marks player killers, adding more risk and strategy to every encounter. AUTOMATED BOSS EVENTS Prepare for epic battles against bosses that spawn automatically across the world! Team up and fight for rare loot and glory. SIGIL SYSTEM Unlock and equip Sigils – unique passive abilities that enhance your strength, defense, speed, regeneration, and more. Customize your build to match your playstyle. SKILL TRAINING SYSTEM Leveling up is only part of the journey. Train your skills over time to become stronger and more efficient in combat. A VAST WORLD FULL OF SECRETS Explore a huge open world with diverse regions, immersive quests, hidden chests, and secrets waiting to be uncovered. There’s always something new to discover! MAIN FEATURES: • Lightweight and addictive 2D MMORPG • Full cross-platform support (PC and Mobile) • Party and guild systems • PvP with skull system • 4 classes with evolution at level 20 • Passive Sigils for deep customization • Automated world boss events • Real-time skill training • Open map with quests, chests, and hidden content Love grinding, exploring, fighting bosses and becoming a legend in a nostalgic 2D world? Grind Hero is for you! Download now and begin your journey!

Screenshots

Karnark4 screens
Grind Hero4 screens

Verdict

The call

The clearest difference is rating: Grind Hero at 4.4 against Karnark's 3.0. Grind Hero also leads on review sentiment (67% vs 39%) and ratings volume (57 vs 7). On price, update cadence, ads and in-app purchases 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. Karnark sells 23 one-off in-app purchases and Grind Hero sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Grind Hero holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: Grind Hero has 57 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 39% of Karnark's written reviews are positive against 67% of Grind Hero's.

UpkeepUpdate frequency

Karnark ships an update weekly, Grind Hero every 4 days. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
Karnark versus Grind Hero: the parameters behind the verdict, then further details
ParameterKarnarkGrind Hero
PriceFreeFree
Rating3.0 (7 ratings)4.4 (57 ratings) — better
Positive reviews38.6% of reviews66.7% of reviews — better
Number of ratings757 — better
Update frequencyWeeklyEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size924 MB1.1 GB
Age rating17++9
DeveloperBillionGames Inc.Diego Vieira da Silva

Customer experience

Karnark

All ratings7 ratings
Positive42.9%
Neutral14.3%
Negative42.9%
Written reviews57 reviews
Positive38.6%
Neutral7.0%
Negative54.4%

Grind Hero

All ratings56 ratings
Positive85.7%
Neutral1.8%
Negative12.5%
Written reviews39 reviews
Positive66.7%
Neutral5.1%
Negative28.2%

Bugs and requests

Karnark

Reported bugs

3 issues
  • Game fails to launch on some devices
  • Equipment tutorial gets stuck
  • Auto-start feature cannot be disabled

Requested features

4 requests
  • Add Russian localization
  • Provide European server
  • Improve character customization options
  • Reduce reliance on auto-play features

Grind Hero

Not enough reviews yet to summarise bugs or requests.

In-app purchases

23 purchases

Karnark

One-time23
  • Starter SpecialPrice Package$2.99
  • Hero Costume Step Up Ⅰ$2.99
  • Hero Creature Step Up Ⅰ$2.99
Show 20 more
  • dia_220$2.99
  • Highest Starter Equip Package$6.99
  • Higher RandomCostume Package$6.99
  • Higher RandomPet Package$6.99
  • dia_550$7.99
  • Spot Package 1$7.99
  • Hero Creature Step Up Ⅱ$19.99
  • Spot Package 2$22.99
  • Spot Package 3$34.99
  • Hero Creature Step Up Ⅲ$34.99
  • Growth Step-Up Package 3$39.99
  • Nibelung's Ring Package$39.99
  • Antigone's earring Package$39.99
  • Draupnir Bracelet Package$39.99
  • Growth Buff Dia Package$39.99
  • Magic Stone Boost Package II$69.99
  • Supreme Archsage's Wp Enhance$79.99
  • Growth Step-Up Package 4$79.99
  • Skill Book Package$79.99
  • Hero Pet Step-Up 4$79.99
7 purchases

Grind Hero

One-time7
  • 50 Gems$0.99
  • 150 Gems$1.99
  • 350 Gems$4.99
Show 4 more
  • 750 Gems$9.99
  • 2000 Gems$22.99
  • 4000 Gems$44.99
  • 8000 Gems$89.99

Questions

Is Karnark free?
Karnark is free to download, with in-app purchases available.
Is Grind Hero free?
Grind Hero is free to download, with in-app purchases available.
Which has better reviews, Karnark or Grind Hero?
Grind Hero is rated higher. Karnark averages 3.0 out of 5 from 7 ratings, while Grind Hero averages 4.4 from 57 ratings.
Do Karnark or Grind Hero have ads?
Neither Karnark nor Grind Hero shows ads.
Which is updated more often, Karnark or Grind Hero?
Karnark ships an update weekly, and Grind Hero every 4 days. Most recently, Karnark was updated on October 24, 2026 and Grind Hero on October 24, 2026.

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