Comparison

Rock Crawler vs Memory Lines

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

Head to head
About

Rock Crawler

Experience realistic rock crawling with a powerful truck. Master precise throttle control to conquer challenging peaks and perform thrilling stunts on craggy terrain. This game offers an immersive off-road adventure.

Highlights
  • Realistic rock crawling physics
  • Precise throttle control
  • Climb on craggy rocks
  • Perform terrific stunts
  • Powerful truck simulation
Features
Read full description

Can you imagine a truck that climbs on rocks better and faster than humans? Meet Rock Crawler! This game pretty much resembles a real rock crawling: very precise throttle control is required to conquer some peaks. These big soft wheels allow you to climb on craggy rocks and perform terrific stunts! https://voodoo.io/terms

About

Memory Lines

Test your visual memory and focus by memorizing and redrawing glowing patterns before they disappear. Engage in challenging single-player puzzles or compete against others worldwide in real-time multiplayer battles. Track your progress and unlock rewards as you sharpen your brain.

Highlights
  • Visual memory challenges
  • Brain training puzzles
  • Multiplayer brain battles
  • Offline solo gameplay
  • Daily rewards and streaks
  • Achievements and progression
  • Replay export and sharing
Features
Read full description

Can you memorize the pattern before time runs out? Memory Lines is an addictive brain training puzzle game that tests your visual memory, focus, concentration, and pattern recognition skills. Watch glowing patterns, memorize the connections, and redraw every line perfectly before they disappear. Designed for players who enjoy memory games, brain puzzles, concentration challenges, and competitive multiplayer experiences. Easy to play. Hard to master. VISUAL MEMORY GAMEPLAY Each level presents a unique pattern made of connected dots and lines. You only have a few seconds to study the puzzle before it vanishes. Can you remember every connection? Redraw the pattern perfectly to build combo streaks, earn rewards, and improve your Brain Age score. Train your: • Visual memory • Brain speed • Focus and concentration • Pattern recognition • Accuracy and reaction skills ENDLESS BRAIN PUZZLES Play through hundreds of increasingly difficult levels. • More dots • More connections • Faster memorization timers • Random layouts at advanced stages Perfect for casual players and hardcore puzzle game fans alike. TIMER MODE Challenge yourself in a fast-paced 60-second memory sprint. Solve as many visual puzzles as possible before time expires. Skip difficult puzzles, maintain perfect combos, and beat your highest score. LIVE MULTIPLAYER PVP Compete against real players worldwide in live brain puzzle battles. QUICK MATCH • Join public multiplayer contests • Compete in 1, 2, or 3 minute matches • Climb live leaderboards PLAY WITH FRIENDS • Create private rooms • Share room codes instantly • Challenge friends in real time Win by achieving the highest combo streaks and fastest solve times. BRAIN AGE AND ANALYTICS Track your performance with advanced brain training analytics. • Brain Age score • Accuracy tracking • Speed analysis • Personal records • Activity calendar • Performance statistics Watch your memory skills improve over time. ACHIEVEMENTS AND REWARDS Unlock achievements, trophies, coins, and rewards as you progress. • Daily streak rewards • Mystery Boxes • Combo bonuses • Hidden achievements • Skill milestones CUSTOM THEMES Unlock premium visual themes including Neon Tokyo, Cyberpunk Grid, Cosmic Void, Cherry Blossom, Ocean Depth, and Arctic Aurora. SHARE YOUR BEST RUNS Replay perfect combo runs and export gameplay videos to share with friends and social media. FEATURES • Brain training puzzles • Visual memory challenges • Multiplayer brain battles • Competitive leaderboards • Offline solo gameplay • Daily rewards and streaks • Achievements and progression • Replay export and sharing • No pay-to-win mechanics If you enjoy memory games, brain training apps, puzzle games, concentration challenges, logic puzzles, or competitive multiplayer games, Memory Lines is the perfect challenge for your brain. Download now and discover how sharp your memory really is.

Screenshots

Rock Crawler3 screens
Memory Lines4 screens

Verdict

The call

The clearest difference is review sentiment: Memory Lines at 100% against Rock Crawler's 23%. Memory Lines also leads on in-app purchases (none vs 10) and update cadence (every 6 days vs every 3 weeks). On price, ads, device support and iOS requirement 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. Rock Crawler sells 10 one-off in-app purchases. Memory Lines asks for nothing beyond the download.

UpkeepUpdate frequency

Rock Crawler ships an update every 3 weeks, Memory Lines every 6 days. Both last shipped on October 15, 2026.

Scorecard4 real differences · 6 level
Rock Crawler versus Memory Lines: the parameters behind the verdict, then further details
ParameterRock CrawlerMemory Lines
PriceFreeFree
Rating4.4 (31K ratings) — better—
Positive reviews22.5% of reviews100.0% of reviews — better
Number of ratings31K — better—
Update frequencyEvery 3 weeksEvery 6 days — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size551 MB46 MB
Age rating4+12+
DeveloperVoodooVinay Kumar

Customer experience

Rock Crawler

All ratings29,217 ratings
Positive83.6%
Neutral8.2%
Negative8.3%
Written reviews391 reviews
Positive22.5%
Neutral11.5%
Negative66.0%

Memory Lines

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Rock Crawler

Reported bugs

3 issues
  • Levels not loading properly
  • Upgrades not saving
  • Ranking system issues

Requested features

4 requests
  • More vehicle variety
  • Longer and more challenging levels
  • Ability to restore progress
  • Option to disable ads

Memory Lines

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Rock Crawler

One-time10
  • Starter Cash Bundle$2.99
  • No ads$4.99
  • Novice Treasure Chest$4.99
Show 7 more
  • Novice Gold Hoard$4.99
  • Starter Pack$7.99
  • Journeyman's Gold Trove$9.99
  • Journeyman's Cash Coffer$9.99
  • Expert's Crystal Cache$14.99
  • Expert's Wealth Trove$19.99
  • Premium Pack$24.99
None

Memory Lines

No in-app purchases

Questions

Is Rock Crawler free?
Rock Crawler is free to download, with in-app purchases available.
Is Memory Lines free?
Memory Lines is free to download, with no in-app purchases.
Do Rock Crawler or Memory Lines have ads?
Both Rock Crawler and Memory Lines show ads.
Which is updated more often, Rock Crawler or Memory Lines?
Rock Crawler ships an update every 3 weeks, and Memory Lines every 6 days. Most recently, Rock Crawler was updated on October 15, 2026 and Memory Lines on October 15, 2026.

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