Modern 3d-printed alarm clock with LED display on a wooden nightstand.

3D-Printed Alarm Clock by CinderClock: Smash a Button and Embrace Mornings

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Written by John Oliver

2026-08-27

The CinderClock by Endothermal Systems reinvents the alarm clock with a unique combination of vintage arcade charm and modern tech. This innovative timepiece measures 140 × 160 × 170 mm, aiming to shift your morning routine from smartphone dependency to a tactile, standalone experience. It features a 3.12-inch monochrome OLED display, joystick, tactile buttons, and most notably, a striking 100 mm arcade button for alarm dismissal.

For an innovative approach to technology, discover how a minimalist flip phone is reviving an iconic design, offering tech nostalgia with modern functionality.

Close-up of digital display showing 7:00 AM on black alarm clock.

Functional innovation without apps

Ditching the app-based norm, the CinderClock comes with functionalities like customizable alarm schedules. These schedules can align with weekdays, intervals, or specific cycles like sunrise and sunset, calculated locally via user-input coordinates. The intuitive design translates settings into plain language, guiding the user through efficient alarm management. A joystick aids navigation, supported by action, back, confirm, and menu buttons. The bold arcade button ensures you don’t fumble around bleary-eyed.

Person's hand poised to press button on sleek black alarm clock.

Beyond a basic clock: A mini standalone computer

This device’s capabilities extend far beyond waking you up. It includes timers, a stopwatch, Pomodoro modes, ambient sounds, animations, and simple games. Despite its WiFi capability for sound transfers or firmware updates, its connection remains restricted, promoting privacy and off-grid functionality.

Developed with transparency, its creators from Endothermal Systems have documented not only their design successes but also their setbacks. For instance, audio challenges were resolved through hardware buffering rather than flawed software techniques. The initial single-piece 3D-printed shell was also reconsidered; now, its two-part design streamlines production and encourages modular customization. This bedside companion provides a blend of innovation and user-centric design right at your bedside.

3d-printed clock in minimalist room setting with warm lighting.

Commitment to openness and repairability

The CinderClock showcases its repairable nature prominently. Endothermal Systems plans to provide comprehensive resources, including PCB files and enclosure models. This approach supports the claim that CinderClock is more than a market commodity—it’s a collaborative tech endeavour that invites engagement and iteration from its users.

Embrace repairability and user engagement with tech by exploring the transformative pocket tool redesigning everyday use, blending functionality with modularity.

Detailed view of clock's side featuring unique design elements.

Discover the innovation of Endothermal Systems with @endothermal.systems and experience a thoughtfully crafted alarm solution that merges simplicity with sophisticated design.

Sources & Links

Source: designboom.com

Frequently asked questions

What features does the CinderClock alarm clock have?

The CinderClock features a 3.12-inch monochrome OLED display, a joystick, tactile buttons, and a large 100 mm arcade button for dismissing alarms. Additionally, it includes timers, a stopwatch, Pomodoro modes, ambient sounds, animations, and simple games.

How is the CinderClock different from app-based alarm clocks?

The CinderClock ditches app-based norms by offering customizable alarm schedules that can align with weekdays, intervals, or cycles like sunrise and sunset based on user-input coordinates. It provides an intuitive design that translates settings into plain language and uses physical controls like a joystick and arcade button instead of touch screens or apps.

Is the CinderClock repairable and customizable?

Yes, the CinderClock is designed to be repairable and customizable. Endothermal Systems plans to provide resources like PCB files and enclosure models, encouraging user engagement and allowing for modular customization.