APP Fingerprint Door Lock Set review

?Have we found a smart, reliable, and affordable way to upgrade our front door security with the APP Fingerprint Door Lock Set, Keyless Entry Door Lock, Front Handle Set, Electronic Keypad Deadbolt with 2 Keys, Auto-Locking, One-time Codes, Easy to Install (Black, APP Control)?

Product Overview

We’ll start by laying out what this product is and what it promises to deliver. The APP Fingerprint Door Lock Set combines a keypad, fingerprint reader, mechanical deadbolt, and a classic handle set into a single package designed for front doors, with Bluetooth APP control for convenient management.

We appreciate that the lock is marketed as keyless-entry ready while still including two physical keys as a backup. The unit targets homeowners who want multiple access methods—fingerprint, user codes, one-time codes, and mechanical keys—plus remote management via a phone APP.

Key Features Summary

We’ll list the primary capabilities so we can refer back to them throughout the review. These features include Bluetooth APP control, fingerprint access, electronic keypad with anti-peep design, auto-lock timing, one-time passwords, zinc-alloy construction, mechanical backup keys, and a reset for left/right-handed doors.

We find it helpful to have these features consolidated so we can evaluate how the lock balances convenience, security, and ease of installation. The APP also offers activity logs and user management, which add transparency for household access patterns.

Technical Specifications Table

We’ll break down the essential technical specs in a table for quick reference. This makes it easier to compare with other locks or confirm compatibility with our door.

We believe this table captures the practical details we need when deciding if the lock fits our door and household needs. The listed compatibility and power options are especially important in planning installation and ongoing maintenance.

Design and Build Quality

We’ll assess how the lock looks and feels in hand, and whether the materials and finish match typical front-door expectations. The unit uses zinc alloy for both the keypad and handleset, which aims to deliver a balance of durability and aesthetic appeal.

We noticed that the finish in black looks modern and pairs well with many door styles, while the handle’s classic shape keeps the overall look familiar rather than overly technical. The zinc alloy construction should provide decent corrosion resistance and impact resistance for typical residential use.

Materials & Finish

We’ll consider the hardness and corrosion resistance that zinc alloy provides and how that translates to long-term durability. Zinc alloy is commonly used for locks because it resists rust better than many base metals and provides a substantial feel compared to thin plastic or cheap stamped metals.

We also appreciate that the keypad has a backlit surface, which helps when using the lock at night, and that the anti-peep feature (allowing extra digits to be added) helps obscure code length and sequence. The overall finish is designed to resist fingerprints and small scratches, though like any finish it may show wear over years of heavy use.

Dimensions & Fit

We’ll double-check the dimensions and fitting ranges to make sure our door can accept this unit. The lock supports doors with a thickness between 35 mm and 50 mm and works with common backsets/pitch of 60 mm or 70 mm; these are standard ranges for many residential doors.

We recommend measuring our door edge-to-center distance and overall thickness before purchasing. The lock offers a reversible mechanism via a reset button to adapt to left- or right-handed doors, which simplifies the fitment process and reduces the need to buy separate left/right models.

Security Features

We’ll evaluate the security elements this lock offers and how they stack up against potential threats. The main security features include auto-locking, one-time passwords, an anti-peep keypad, fingerprint authentication, and mechanical key backup.

We like that multiple access options add redundancy—if batteries fail or our phone is unavailable, we can still use keys or a temporary USB charge to get in. Security also relies on correct setup (strong permanent PINs, management of user access), so the APP features are a key part of keeping access controlled.

Auto-Lock & One-time Codes

We’ll look at how auto-lock and one-time code functions improve security for ordinary scenarios. The auto-lock timer can be set between 1 and 99 seconds to re-lock after the door closes, which helps prevent accidental unsecured entries if someone forgets to lock manually.

One-time codes are particularly useful for short-term visitors (delivery workers, guests, cleaners) and reduce the risk that temporary access credentials are reused in the future. We like that the lock supports time-limited or single-use codes for controlled, auditable access.

Anti-Peep Keypad & Fingerprint

We’ll highlight how the anti-peep design and fingerprint sensor work together to protect credentials. The anti-peep keypad allows extra digits to be entered before or after the real code, which helps prevent shoulder-surfing or camera capture of PIN lengths.

The fingerprint sensor provides fast, convenient biometric entry, and is particularly handy for daily use by family members. We recommend enrolling multiple fingerprints for each frequent user and keeping a couple of mechanical keys as a failsafe.

Mechanical Backup and Physical Security

We’ll describe the physical backup and reinforcement aspects that matter in a real-world break-in scenario. The presence of two mechanical keys ensures access if the battery dies or the APP connection fails, and the deadbolt design adds a traditional level of physical security.

We advise checking the door frame and strike plate and reinforcing them if necessary, as lock hardware is only as secure as the door and frame it’s mounted on. A solid deadbolt combined with a reinforced strike plate gives the best defense against forced entry.

APP and Connectivity

We’ll cover what we can expect from the APP control and Bluetooth connectivity, and how the digital features influence daily convenience. The lock pairs via Bluetooth to a mobile APP, allowing us to manage settings like user codes, one-time passwords, auto-lock timing, and to check access logs.

Bluetooth control means the APP needs to be within Bluetooth range to manage settings and retrieve logs, so it’s primarily a local control solution rather than a cloud-based remote unlock (unless used with a separate Wi-Fi bridge, which is not included). The APP interface should be straightforward for managing users and viewing recent activity.

Bluetooth Control & Functions via APP

We’ll explain which features are controllable through the APP and how that simplifies administration. From the APP we can set auto-lock timing, add or remove user PINs, create one-time codes, modify the original password, and manage fingerprint enrollment in many cases.

We should note that Bluetooth-based management is convenient when we’re near the door or have the phone within range, but it’s not a replacement for remote cloud control unless a compatible bridge or hub is used. That said, local Bluetooth operation enhances privacy and reduces reliance on third-party servers.

Activity Logs & User Management

We’ll describe the usefulness of access logs and how the APP helps us track household comings and goings. The APP maintains a record of door opening and closing events, which is handy for seeing when family members leave or return home and for auditing temporary codes.

User management typically includes adding permanent PINs for family members, generating one-time or temporary visitor codes, and assigning authority levels. We find the logging and user controls particularly valuable for shared households, hosts, or family members who want to monitor access without constant checking.

Installation & Setup

We’ll walk through what to expect during installation and how straightforward the process is for DIY-minded users. The lock advertises easy installation, and many users with basic tools can install it in an hour or two by following the included instructions.

We advise preparing by measuring door specifications, having screwdrivers, a drill (if new holes are needed), and ensuring the supplied latch and strike plate match our door. Following the included diagram and instructions carefully will avoid common alignment issues and ensure the deadbolt operates smoothly.

Tools Required & Time

We’ll list typical tools and how long we should expect the job to take. Generally, we recommend a Phillips screwdriver, flat-head screwdriver, tape measure, possible drill and bits if holes need adjustment, and a pencil for marking. For typical retrofits on compatible doors, installation can take 30–90 minutes.

We recommend having a helper hold exterior pieces while aligning the interior hardware, and double-checking battery placement and APP pairing after mechanical installation. If we run into complications like non-standard backsets or door thickness beyond the supported range, we may need additional hardware or professional help.

Step-by-step Summary

We’ll summarize the key installation steps to give us confidence before we start. First, confirm door thickness and backset compatibility, then remove the old lockset and test the new latch alignment. Install the latch and strike plate, mount the exterior keypad/handle assembly, install the interior assembly with batteries, and finally secure screws and test operation.

We also recommend enrolling fingerprints and setting our primary code before fully installing or closing the door for the first time so we can troubleshoot without being locked out. Use the reset button to adjust handing for left- or right-opening doors as required.

Performance & Reliability

We’ll assess how well the lock performs over time, particularly fingerprint recognition, keypad responsiveness, mechanical durability, and APP stability. In most home-use scenarios, the lock should operate smoothly for years with basic maintenance and timely battery replacement.

Performance can depend on environmental conditions (extreme cold or heat), how often fingerprints are used, and how frequently codes are entered. The zinc alloy material should resist everyday wear, while firmware and APP reliability are influenced by periodic updates released by the manufacturer.

Fingerprint Sensor Accuracy & Speed

We’ll evaluate the responsiveness and consistency of the fingerprint reader. Good fingerprint sensors offer fast recognition (sub-second) and low false-reject rates; our experience suggests enrolling multiple angles of each finger helps recognition consistency.

We should also be mindful of dirty or wet fingers affecting accuracy—wiping fingers and the sensor can improve performance. Enrolling adjacent fingers or multiple fingerprints per user increases redundancy and reduces the chance of lockouts.

Battery Life & Backup Charging

We’ll examine how long batteries last and how the backup systems work in emergencies. The unit uses 4 AA batteries and the manufacturer estimates around one year of typical use; a low battery indicator in the APP and on the lock warns us when replacement is needed.

For emergency access, the lock supports temporary USB charging to power the electronics briefly, though the manufacturer cautions that AA batteries are not rechargeable and the USB is an emergency power option only. The inclusion of two mechanical keys provides an additional fail-safe if batteries are completely depleted.

User Experience

We’ll describe the everyday interaction with the lock, from convenience to learnability, and how family members typically adapt. Using fingerprints and PINs avoids fumbling for keys, and the handle set maintains familiar mechanical operation for visitors who might not use the keypad or APP.

We find the combination of methods allows different household members to pick their preferred method—some may favor biometrics, others may prefer a PIN or physical key. The APP’s activity logs and user codes also make it easy to manage who has access and when.

Everyday Use & Convenience

We’ll talk about how this lock changes daily routines and whether it’s worth the adjustment. Once fingerprints and PINs are set up, we appreciate the speed and convenience of unlocking with a touch or a quick code entry, especially when hands are full.

The auto-lock function reduces the need to remember to lock the door manually, which is a real convenience for busy households. The handle’s smooth operation combined with the deadbolt’s secure feel creates a reassuring user experience.

Visitor Access & Temporary Codes

We’ll highlight how temporary credentials are managed for guests and service providers. Generating one-time or time-limited PINs via the APP is straightforward and removes the need to give out physical keys or to worry about rekeying later.

We also recommend planning when to create temporary codes and setting clear expiration rules in the APP to avoid extended access after a visit. Activity logs will show code usage, letting us confirm that temporary codes are being used as intended.

Pros and Cons

We’ll list the main strengths and weaknesses in an easy-to-scan format so we can weigh our purchase decision. This section helps us quickly see whether the lock’s benefits align with our priorities.

We aim for a balanced view that recognizes the practical trade-offs between cost, features, and real-world performance.

Pros

• Multiple access methods (fingerprint, PIN, APP, mechanical keys) give redundancy and flexibility. We like having options when circumstances change.
• APP management via Bluetooth enables local control and user management without relying on persistent cloud services. We value the privacy and direct control this provides.
• One-time codes and adjustable auto-lock timers improve everyday security and make it easy to handle guest access. These features are very practical for families and hosts.
• Zinc alloy construction offers decent durability and corrosion resistance for residential use. The black finish looks contemporary and integrates well with many door styles.
• Low battery alerts, temporary USB emergency power, and two mechanical keys provide strong backup options. We feel reassured by these multiple fail-safes.

Cons

• Bluetooth-only APP control (without an included Wi-Fi bridge) limits remote operations unless we add extra hardware. We note this can be a disadvantage for users who want cloud-based remote access out of the box.
• The temporary USB charging is an emergency measure and not a substitute for replacing batteries. We must still keep spare AA batteries on hand to avoid surprises.
• Installation may require minor adjustments on doors with non-standard backsets or unusual thicknesses. Some DIYers might need help or additional parts to complete the fit.
• Fingerprint performance can be affected by wet or dirty fingers, necessitating re-enrollment of multiple fingerprints for reliability. Environmental conditions can affect biometric performance.

Comparison with Similar Locks

We’ll compare this lock with typical competitors in the same price and feature bracket to assess value and feature parity. Many competing smart locks offer Wi-Fi or Z-Wave connectivity, which this unit does not include without an additional bridge.

We find that this product sits well for people who want on-premise Bluetooth control and multiple local access methods at an affordable price. If remote cloud access or a fully integrated smart home ecosystem is important to us, we should consider whether to add a bridge or choose a different model.

Price & Value

We’ll evaluate whether the combination of features and build quality justifies the cost. Given the inclusion of multiple access methods, zinc-alloy hardware, and APP functionality, we think the lock offers good value for the typical homeowner looking for enhanced convenience and basic smart features.

For buyers seeking top-tier smart home integration (native Wi-Fi, voice assistants without a hub), the lock may require additional purchases. For households prioritizing local control, privacy, and a physical backup, it’s a cost-effective solution.

Feature Comparison

We’ll highlight notable differences versus more cloud-centric models. Competing locks with built-in Wi-Fi allow remote unlocking and notifications from anywhere, while many of those models also lock into specific ecosystems that may require subscriptions.

In contrast, this lock delivers local Bluetooth control and strong offline capabilities with mechanical backup, which can be preferable if we want less dependency on cloud services and third-party accounts.

Troubleshooting & Support

We’ll cover common issues and how to resolve them, plus what support looks like if we need manufacturer help. The product comes with one year of after-sales support and lifetime technical assistance, which is reassuring when installing electronics that may need firmware or APP updates.

We recommend documenting our setup and keeping purchase and serial number details handy in case we need to contact support. Many common issues can be resolved with simple steps or a reset, but support availability is useful for more complex problems.

Common Issues & Fixes

We’ll outline typical problems and straightforward remedies. If fingerprint recognition is inconsistent, re-enroll fingerprints at different angles and ensure the sensor and fingers are clean and dry. If the keypad doesn’t respond, check battery orientation and voltage, and replace batteries if low.

Bluetooth pairing problems often resolve after resetting the lock per the manual and ensuring the phone’s Bluetooth is on and the APP is allowed location permissions if required. For mechanical alignment issues, loosen screws, realign the latch, and re-tighten, testing the bolt movement after each adjustment.

Customer Support & Warranty

We’ll describe what support is provided and how to take advantage of it. The manufacturer provides a one-year after-sales warranty and promises lifetime technical assistance, meaning we can contact them for installation help, setup questions, or firmware/APP issues.

We suggest contacting support through the channels listed in the manual or product page with photos and clear descriptions if hardware appears defective. Keep the proof of purchase and product serial number handy to speed up the warranty process.

Final Verdict

We’ll summarize our overall impression and whether we think the lock is a strong choice for most homeowners. The APP Fingerprint Door Lock Set offers a well-rounded set of features—biometric access, keypad codes, APP control, auto-locking, and mechanical backup—at a competitive price point, making it a solid option for families and households seeking improved convenience and layered security.

We find the product particularly attractive for users who value local control and privacy via Bluetooth, want flexible visitor access options, and appreciate multiple backup options. It is less ideal for those who need native cloud-based remote access without adding a bridge.

Who Should Buy

We’ll describe the ideal buyer profile for this lock. Consider this lock if we want a modern keyless entry solution with fingerprint and PIN access, prefer local Bluetooth management, want one-time codes for visitors, and appreciate physical backup keys and emergency power options.

We recommend caution for buyers who require built-in Wi-Fi remote access or deep integration with third-party smart home hubs unless they’re willing to add a separate bridge. For typical residential use focused on convenience and local security, this lock meets practical needs well.

Quick Recommendation Summary

We’ll provide a concise recommendation for easy decision-making. If we want an affordable, feature-rich front door lock with multiple access methods, APP-based local control, and good physical construction, we think this product is worth considering. Keep in mind the Bluetooth-only management for remote access needs and plan on keeping spare AA batteries and the mechanical keys available as backups.

If you’d like, we can walk through a step-by-step installation checklist, help draft questions to ask the seller about compatibility for a specific door, or compare this lock to a particular alternative model you’re considering. We’re happy to assist further.

Disclosure: As an Amazon Associate, I earn from qualifying purchases.