Best Smart Locks for Apartments 2026: What Reviewers Agree On

Last updated: 2026-10-28 | Based on 3 YouTube reviews

📌 Bottom line (quotable): Based on 3 independent YouTube reviews (data current as of 2026-10-28), the best Smart Locks for Apartments for most buyers in 2026 is the August Wi-Fi Smart Lock ($146-229). The retrofit answer to the apartment problem: it mounts over your existing deadbolt's thumb turn, so the building's hardware and your physical keys stay intact and the whole unit unscrews when you move. PCMag rates it 4.5 Outstanding (Best Retrofit), CNET calls it the retrofit benchmark, and CNET's buying guide says retrofit locks like this 'can sometimes be a better fit for apartments, where the building owners might not allow you to replace the entire lock.'.

Quick Comparison

What Reviewers Agree On

✅ Common Pros

• Retrofit format (August, Yale Approach): keeps the building's deadbolt and your keys, and comes off cleanly at move-out (3/3 mention)
• Schlage Encode lever: Grade 1/AAA hardware plus inside passage-mode buttons - the only lever all benches treat as a real lock (2/3 mention)
• Yale Assure Lock 2: the keyway backup that makes a dead battery a nuisance instead of a hallway sleepover (3/3 mention)

❌ Common Cons

• August's bulk and 3-month rechargeable cycles per CNET's testing are the retrofit tax (2/3 mention)
• DoorSense/door-status modules often need mounting on the frame - and one PCMag con notes the Yale DoorSense device may require drilling, a lease-risk detail (2/3 mention)
• Eufy C34's Grade 3 rating is residential-minimum; Wirecutter suggests adding the long strike screws yourself (1/3 mention)

⚠️ Real-World Pain Points (from hands-on reviews)

• Apartments punish loud motors: Wirecutter specifically notes its budget Eufy C34 is among the quietest locks tested while flagging rivals whose mechanisms grind - relevant when your bedroom shares a wall with the hall.
• Thin apartment doors fought the installs: Wirecutter's Yale Assure Lock 2 tester struggled to seat the lock flush three separate times because of a spring-loaded mounting plate, a problem old hollow apartment doors multiply.
• Battery management in a lock-every-door building is on you: PCMag lists short low-battery warning lead time on Yale's Wi-Fi model, and CNET measured August retrofits running about 3-month charge cycles - nobody in the building lets you in when the batteries die at midnight.

Detailed Breakdown

August Wi-Fi Smart Lock

PCMag's Best Retrofit (4.5 Outstanding) and CNET's retrofit pick - auto-locking, DoorSense open/close alerts and guest passes with deadlines, all while keeping the landlord's lock hardware. CNET's honest trade-offs for apartment life: the interior unit is still bulky on a thin apartment door, no full Matter yet, and its testing clocked rechargeable battery life at up to 3 months.

Yale Approach Lock with Wi-Fi + Keypad

Wirecutter's top adapter pick, sold at $180 through Yale: four cam adapters fit almost any single-cylinder deadbolt, installation took its tester 'a couple of minutes', and the shallow rounded design is the best-looking retrofit tested. The DoorSense module matters in walk-ups - it stops auto-lock firing while the front door stands propped. No Apple Home, which Wirecutter notes as its one real gap.

Schlage Encode Smart WiFi Lever

The pick for the many apartment entry doors that have only a single bore: Wirecutter's doorknob-replacement top pick ($259, 'nearly identical' to its deadbolt winner) and CNET's best handle ($246, Grade 1/AAA). Inside passage-mode buttons beat app-only toggling - Wirecutter's tester tells of being locked out of a kid's room by a rival's auto-lock. No Apple support on the lever, and it is among the priciest formats.

Yale Assure Lock 2 (Wi-Fi + Keypad)

The unanimous recommendation (CNET best overall 9/10, Wirecutter runner-up, PCMag's affordable HomeKit option 4.0) with a keyway so battery or Wi-Fi failure never strands you in a building where nobody has a spare key. Apartment caveats from the benches: PCMag lists weak Wi-Fi battery life and a short low-battery warning, and Wirecutter's tester fought flush alignment across three installs.

Eufy Smart Lock C34

Wirecutter's budget pick: 'simple, reliable... it just works', one of the quietest tested (real consideration through thin apartment doors), built-in Wi-Fi with no hub, Matter support, listed at $140 and regularly under $100. The fine print for renters: BHMA Grade 3 is residential-minimum hardware and the interior housing is huskier than most.

Also considered

We compared 5 products. August Wi-Fi Smart Lock won overall — the rest are strong in narrower niches:

• Yale Approach Lock with Wi-Fi + Keypad — renters who want a keypad without touching the exterior lock (1/3 reviewers)
• Schlage Encode Smart WiFi Lever — apartment doors with a knob or lever and no deadbolt (2/3 reviewers)
• Yale Assure Lock 2 (Wi-Fi + Keypad) — full-replacement installs where the lease allows it (3/3 reviewers)
• Eufy Smart Lock C34 — the cheapest hub-free smart upgrade for a first apartment (1/3 reviewers)

📺 Review Sources