3D Printer Idle vs Brain
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
3D Printer Idle
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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.
Brain
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
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.
| Parameter | 3D Printer Idle | Brain |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 2 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 189 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Sena Nur Akyuz | Avi Berger |
In-app purchases
3D Printer Idle
No in-app purchases
Brain
No in-app purchases









