Comparison

3D Printer Idle vs Brain

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

Head to head
About

3D Printer Idle

Features
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Welcome to 3D Printer world! You can print lots of different 3D Objects with your 3D Printer. Earn money, update your 3D Printer's skills and print more objects for fun! You will find inner peace and feel the ASMR to your bones when you are watching your 3D Printer prints the objects.

About

Brain

Features
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Keep your brain sharp, focused, and agile with BrainTrainer—your daily companion for cognitive wellness. Designed to challenge your mind and improve your mental performance, BrainTrainer offers a diverse suite of science-inspired exercises that target the core pillars of cognition. What’s Inside? Experience a wide array of challenges designed to stretch your mental limits: - Memory & Focus: Master the art of recall with Memory Match and "What Vanished?". - Logic & Math: Sharpen your reasoning with Sequence puzzles and Quick Math. - Visual Perception: Improve your spatial awareness with Spatial Rotation and Complete the Picture. - Attention & Reaction: Test your reflexes in Speed Reaction and overcome cognitive interference in Color Brain. - Language & Auditory: Enhance your listening comprehension with Listen & Pick. Key Features: - Daily Training: Build a habit with our streak tracker—keep your mind active every single day. - Detailed Statistics: Track your progress and see how your accuracy and speed evolve over time. - Accessible Design: Full support for English and Hebrew, including high-quality voice instructions to guide you through every challenge. - Sleek Interface: A clean, distraction-free experience designed for maximum focus. Start your journey toward a sharper mind today. Download BrainTrainer and make every day a brain-training day!

Screenshots

3D Printer Idle4 screens
Brain4 screens

Verdict

The call

The clearest difference is ads: Brain at none against 3D Printer Idle's shown. Brain also leads on update cadence (every 2 days vs every 4 months). On price, in-app purchases, 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

3D Printer Idle ships an update every 4 months, Brain every 2 days. The most recent releases landed on October 17, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 4 level
3D Printer Idle versus Brain: the parameters behind the verdict, then further details
Parameter3D Printer IdleBrain
PriceFreeFree
Update frequencyEvery 4 monthsEvery 2 days — better
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size189 MB16 MB
Age rating4+4+
DeveloperSena Nur AkyuzAvi Berger

In-app purchases

None

3D Printer Idle

No in-app purchases

None

Brain

No in-app purchases

Questions

Is 3D Printer Idle free?
3D Printer Idle is free to download, with no in-app purchases.
Is Brain free?
Brain is free to download, with no in-app purchases.
Do 3D Printer Idle or Brain have ads?
3D Printer Idle shows ads; Brain does not.
Which is updated more often, 3D Printer Idle or Brain?
3D Printer Idle ships an update every 4 months, and Brain every 2 days. Most recently, 3D Printer Idle was updated on October 17, 2026 and Brain on October 7, 2026.

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