Smart Access Redefined: Nuki Launches the Keypad 2.0 NFC with “Tap to Unlock” Capability

The smart home landscape is witnessing a significant shift in how we interact with our physical environments. Nuki, a pioneer in the European smart lock market, has officially expanded its ecosystem with the release of the Keypad 2.0 NFC. This new iteration of their highly successful access control hardware introduces a transformative feature: "Tap to Unlock." By leveraging Near Field Communication (NFC) technology—the same protocol that powers contactless payments like Apple Pay and Google Pay—Nuki is bridging the gap between digital convenience and physical security.

For users accustomed to fumbling for keys or relying on Bluetooth-based proximity, this development represents a major upgrade. By simply tapping a smartphone or a compatible smartwatch against the new keypad, homeowners can gain access to their property with unprecedented speed and reliability.

The Technical Foundation: Why NFC Matters

NFC is not a new technology; it has been a staple in mobile devices for over a decade. Apple integrated it into the iPhone 7 series in 2016, while Samsung’s Galaxy S-series has featured it since the S6. Despite its ubiquity in mobile payments, its application in smart home access control has been remarkably fragmented. Historically, NFC-enabled smart locks were often locked into proprietary "walled garden" ecosystems, such as Apple’s HomeKey.

Nuki’s approach is fundamentally different. By incorporating an NFC chip into a standalone keypad that can be retrofitted to existing Nuki Smart Locks (starting from the 4th generation), the company has created a flexible, cross-platform solution. The Keypad 2.0 NFC functions not just as a hardware device, but as an bridge between mobile wallets and the physical lock, supporting the industry-wide Aliro standard.

A Brief Chronology of Nuki’s Evolution

To understand the significance of this launch, one must look at the trajectory of the Nuki ecosystem:

• 2014–2016: Nuki enters the market with its first-generation Smart Lock, focusing on the "retrofit" concept, allowing users to keep their existing door hardware while adding smart functionality.
• 2019: The introduction of the first Keypad, providing a numeric code-based entry system for users without a smartphone or for guests.
• 2022: The launch of the Keypad 2.0 with integrated fingerprint scanning, setting a new standard for biometric access in residential settings.
• 2024–2025: Nuki commits heavily to the Matter smart home standard, ensuring its locks are future-proof and compatible with major platforms like Apple Home, Google Home, and Samsung SmartThings.
• March 2026: The launch of the Keypad 2.0 NFC. This represents the culmination of Nuki’s strategy to harmonize biometric, code-based, and NFC-based access into a single, cohesive hardware product.

Supporting Data: Specifications and Compatibility

Externally, the Keypad 2.0 NFC is nearly indistinguishable from its predecessor. It retains the same dimensions and aesthetic, with the fingerprint scanner and numeric keys in identical positions. The primary visual differentiator is a subtle radio-wave icon indicating the NFC interaction point.

Key Technical Specifications:

• Power Supply: Four AAA batteries (standard, user-replaceable).
• Capacity: 20 fingerprints, 200 numeric codes, and 35 NFC-based mobile wallet keys.
• Compatibility: Compatible with all Nuki Smart Locks (Gen 4 and later).
• Standards: Supports the Aliro communication protocol, developed under the Connectivity Standards Alliance (CSA).
• Pricing: €179 (compared to €159 for the non-NFC model).

The dual-mode operation is a standout feature. Users can utilize the "App-Mode," which stores credentials directly within the Nuki app—bypassing the need for a complex smart home hub—or the "Smart-Home-Mode," which integrates with a Matter-certified controller to enable deep integration with Apple Wallet or Samsung Wallet.

The Role of Aliro and Matter

The Aliro standard is the backbone of this new functionality. Developed by hundreds of manufacturers under the CSA, Aliro seeks to create a universal language for digital keys. By adopting this standard, Nuki ensures that its locks are not dependent on a single manufacturer’s whims.

Currently, the system relies on a Matter-enabled hub, such as an Apple TV, HomePod mini, or a Samsung SmartThings station. These devices act as the security gatekeepers, managing the cryptographic keys that allow a phone to unlock a door. While Google has committed to the Aliro standard, full integration within the Google Home ecosystem is still in the rollout phase, making the current offering most potent for Apple and Samsung users.

Practical Testing: The User Experience

In hands-on testing with the Nuki Go Smart Lock, the installation process was remarkably streamlined. Mounting the device is a simple "stick or screw" procedure, and the Nuki app guides the user through the configuration in minutes.

The "Tap to Unlock" Performance

The true test lies in the latency. When using an iPhone or Apple Watch, the response is near-instantaneous. If the "Express Mode" is enabled in the Apple Wallet, the lock triggers upon the first tap, even if the iPhone is locked or has run out of battery (the device reserves a small amount of power for NFC tasks).

Compared to the previous "Auto Unlock" feature—which uses Bluetooth to detect a phone in a pocket—"Tap to Unlock" offers a layer of deliberate security. For users who frequently move around their front door area without wanting to trigger an accidental unlock, this intentional physical interaction is a welcome improvement.

Official Responses and Strategic Implications

Nuki’s leadership has emphasized that this product is a response to customer demand for more secure, platform-agnostic access. "We are committed to providing a seamless experience that respects the user’s choice of ecosystem," a Nuki spokesperson noted during the press briefing.

However, the launch is not without its growing pains. Initially, the system faced limitations regarding multi-platform support. As of late March 2026, Nuki confirmed that while the initial specification of Aliro/Matter restricted the lock to one primary ecosystem, they are actively working with wallet providers to enable smoother interoperability.

The Update: An internal update has clarified that users can, under specific conditions, add a SmartThings device to a lock already paired with Apple Home. This suggests a rapidly maturing ecosystem where the limitations of the "version 1.0" software are being systematically addressed.

Implications for the Future of Smart Home Security

The release of the Keypad 2.0 NFC has three major implications for the industry:

1. Normalization of Digital Keys: By bringing NFC to a mass-market, retrofittable device, Nuki is helping move the digital key from a high-end luxury feature to a standard expectation.
2. Pressure on Ecosystem Gatekeepers: By supporting both a standalone app-based mode and a Matter-integrated mode, Nuki is effectively lowering the barrier to entry for the average consumer who may not yet have a full-blown Matter smart home.
3. Security vs. Convenience: The evolution from Bluetooth proximity (Auto Unlock) to NFC (Tap to Unlock) highlights a shift in security philosophy. Users are increasingly prioritizing "intentionality"—the assurance that a door only opens when they physically signal the lock, rather than when they are simply in the vicinity.

As the Aliro standard continues to evolve, we can expect the "friction" of multi-ecosystem support to vanish. For now, Nuki has provided a robust, versatile, and highly reliable piece of hardware that addresses the modern user’s desire for a keyless, yet highly secure, home entry experience. Whether you are a dedicated Apple user, a Samsung loyalist, or someone who simply prefers to use a numeric code or fingerprint, the Keypad 2.0 NFC stands as a versatile solution that respects the diverse needs of the modern smart home.