Finding the best smart lock for renters in Australia means playing by different rules. Most smart locks on the shelf at Bunnings replace your existing lock — which means drilling, new holes in the door, and a conversation with your landlord that usually ends with “no”. But a small category of retrofit smart locks clamps over your existing lock’s interior thumbturn instead. No drilling, no new holes, and the landlord’s key still works from the outside.
This guide covers the retrofit options you can actually buy in Australia in 2026, what they’ll cost, and how to stay on the right side of your lease.
The renter’s dilemma: why most smart locks are off-limits
Here’s the uncomfortable truth most buying guides skip: the locks they recommend — Yale Unity, Lockwood 001 Touch Plus, Samsung push-pull models — all require replacing the existing lock or cutting into the door. For a renter, that’s an alteration to the property, and in every Australian state and territory, alterations need the landlord’s written consent. Most standard leases also specifically prohibit changing the locks without permission, because the landlord and property manager are entitled to hold a working key.
That rules out the entire “best smart lock Australia” mainstream for most renters — unless your landlord agrees in writing (more on that below). What remains are retrofit locks, which fall into two types:
- Thumbturn adapters (Nuki, SwitchBot) — a motorised unit that fits over the interior thumbturn of your existing deadbolt or deadlatch and turns it for you. The outside of the door is completely untouched.
- Interior deadbolt swaps (eufy C30-style, Igloohome) — these replace only the interior half of a standard deadbolt. The exterior key cylinder stays, so the landlord’s key keeps working. Lower risk than a full replacement, but still technically a modification — ask first.
Everything below is judged on three renter criteria: zero permanent modification, full reversibility at move-out, and availability with Australian warranty coverage.
Best smart lock for renters Australia: our top picks
1. Nuki Smart Lock (4th generation) — best overall retrofit
The Nuki is the only retrofit smart lock with properly confirmed Australian availability and local support, and it’s the one we’d recommend to most renters. It mounts over your existing lock’s interior thumbturn (not the cylinder itself) with an adapter plate — installation takes a few minutes with the parts in the box, no drilling, no tools beyond what’s supplied.
Because it only touches the inside of the door, your landlord’s key works exactly as before from the outside, and at move-out you peel it off and the door is exactly as you found it. The 4th-generation model adds Matter support and roughly 30% better battery life than the previous version, running on four AA batteries. Auto-unlock on approach, temporary access codes for guests, and an activity log all work through the Nuki app.
Price: around $199 for the lock alone through Amazon Australia and Nuki direct. The catch: the base model is Bluetooth-only, so remote access away from home needs the Nuki Bridge — a lock-plus-bridge bundle runs closer to $549. If you mainly want keyless entry at the door itself, skip the bridge; if you want to let a cleaner in while you’re at work, you’ll need it.
2. SwitchBot Lock — cheapest true no-drill option
The SwitchBot Lock uses the same clamp-over-the-thumbturn principle as the Nuki, with one party trick the Nuki doesn’t have: a 3M adhesive mount option that needs literally zero tools. Stick it on, pair it, done — and at move-out it peels off without a mark. That makes it the most landlord-proof lock on this list.
It’s also the cheapest, at around $100 USD (roughly $150 AUD through Australian resellers when in stock), though you’ll want the SwitchBot Hub Mini (about $40 USD extra) for Wi-Fi remote access and voice assistant control. There’s a trade-off: no built-in keypad, so entry is by phone, fingerprint (with the separate keypad accessory) or the app.
The honest warning: Australian availability is inconsistent. Stock comes and goes through local resellers, and warranty coverage depends on where you buy — confirm AU warranty before ordering rather than importing direct. Check our main best smart lock guide for how it stacks up against full-replacement locks if you later buy a place.
3. eufy retrofit-style deadbolt locks — best if your door has a deadbolt
If your rental already has a standard deadbolt (common on unit and townhouse entry doors), eufy’s deadbolt smart locks are a strong middle ground. They replace the interior assembly of the deadbolt while keeping the existing exterior key cylinder — so the landlord’s key still works, and the change is invisible from outside.
Installation is about 15 minutes with a screwdriver and no drilling, since it uses the existing 54mm bore. Built-in Wi-Fi on most models means no bridge to buy, and eufy doesn’t charge a subscription for core features. Prices start from around $250 at the eufy AU store.
The caveat: this is still a modification to the lock, so get it in writing from your landlord or property manager first. Keep the original interior hardware in a labelled bag so you can swap it back at move-out in minutes.
4. Igloohome Deadbolt 2S — best for Airbnb hosts and sharers
Igloohome’s trick is offline PIN generation: you can create time-limited entry codes from the app without the lock needing Wi-Fi or Bluetooth at the moment of use. For renters who Airbnb a spare room or manage access for a cleaner, that’s genuinely useful — generate a code that works Saturday 2pm-4pm, and it simply stops working after.
Like the eufy, it’s a deadbolt replacement, so the same landlord-permission rule applies. Where it earns its place on a renter list is the access management: no bridge, no hub, no ongoing costs, and codes work even in a dead-zone apartment stairwell with no signal. Pricing in Australia moves around — expect the mid-$200s to low-$300s from local smart home retailers.
5. Yale Unity Entrance Lock — only with written landlord permission
This one breaks the no-drill rule, so why include it? Because it’s the conversation to have if your landlord is reasonable. The Yale Unity (from $469 at Bunnings) is a proper AS4145.2-certified smart deadlatch — a genuine security upgrade over the 30-year-old Lockwood 001 on many rental doors. Some landlords will agree to it, especially if you offer to leave it installed when you go.
Get the agreement in writing — email is fine — covering who pays, who keeps the app admin access, and whether it stays or goes at move-out. A lock the landlord gets to keep is often an easier sell than you’d expect.
What to skip if you’re renting
Based on actual Australian retailer listings, these all require a genuine lock swap or door modification — wrong category for a rental:
- Schlage Encode and similar US deadbolts — Australian sellers note they’re not a drop-in swap for typical local setups.
- Samsung push-pull locks (SHP-DP609 and family) — mortise locks needing a pocket cut into the door edge.
- Yale ByYou Pro — a mortise replacement; the lock body sits inside the door.
- Lockwood 001 Touch Plus — needs additional fixing holes and frame modifications.
Any of these make sense if you own the place. For a rental, they’re the wrong tool.
Installing and removing without a trace
For thumbturn adapters (Nuki, SwitchBot), the process is: clean the interior door surface, fit the adapter plate over the thumbturn, mount the unit, calibrate in the app. Keep the box and all original parts.
Before you install anything, take dated photos of the door, frame and existing lock from both sides — this is your bond evidence. At move-out, remove the unit, wipe any adhesive residue with isopropyl alcohol, and confirm the original lock operates smoothly with the landlord’s key. The whole reversal takes under 15 minutes.
One practical note from Australian users: thumbturn adapters need clearance between the door and any security screen door behind it. Measure the gap before buying — most units need at least 60-70mm of interior clearance.
Bluetooth vs Wi-Fi vs keypad-only: which connection suits a renter?
Retrofit locks come in three connectivity flavours, and the right one depends on how you live:
Bluetooth-only (base Nuki, base SwitchBot) is the cheapest and most private option. Your phone talks directly to the lock, no cloud account strictly required for basic use, and there’s no Wi-Fi bridge draining batteries. The limitation is range — you can’t check or control the lock from work, and you can’t let someone in remotely. For a renter who just wants to stop carrying keys, Bluetooth is honestly enough.
Wi-Fi via bridge or hub adds remote control, notifications (“your teenager just got home”), and temporary codes issued from anywhere. The cost is the bridge itself ($150-$350 extra in the Nuki ecosystem), another gadget plugged in near your door, and heavier battery drain. Worth it if you regularly need to grant access while you’re out — dog walkers, cleaners, tradies. Not worth it if your front door is ten steps from your couch.
Keypad accessories (Nuki Keypad, SwitchBot Keypad) are the renter’s secret weapon. A stick-on keypad beside the door means family members without smartphones — kids, elderly parents — get PIN entry, and you get codes for guests, all without modifying anything. If anyone in your household doesn’t want another app on their phone, budget for the keypad from day one.
What to tell your landlord (and what to get in writing)
Even when no permission is strictly needed, a 30-second heads-up prevents 90% of bond disputes. A short email beats a verbal chat because it creates a record. Cover three things:
- What you’re installing — name the product and state clearly that it clamps over the existing lock, doesn’t alter the door or frame, and leaves the landlord’s key working.
- That it’s fully reversible — say you’ll remove it before the final inspection and restore the original setup.
- Access — confirm the landlord/property manager can still enter with their key as per the lease and state tenancy law notice periods.
If you’re asking permission for a full replacement lock (like the Yale Unity), put the agreement in writing too: who paid for it, whether it stays or goes at move-out, who holds app admin access, and how PINs or codes are handed over. A lock the landlord keeps is often an easier sell — frame it as a free security upgrade to their asset.
One thing never to do: change the locks so the landlord’s key no longer works without written agreement. In every state this is a fast track to a breach notice, and in some jurisdictions the landlord can apply to the tribunal for access orders.
Frequently asked questions
Can renters install a smart lock in Australia?
Yes, if it doesn’t modify the property. Retrofit locks like the Nuki clamp over the existing interior thumbturn with no drilling, so the door is untouched and the landlord’s key still works from outside. Get written permission for anything that alters the door or lock.
What is the best smart lock for renters in Australia?
The Nuki Smart Lock (4th generation) at around $199 — the only retrofit option with confirmed Australian availability and support. The SwitchBot Lock is cheaper at roughly $150 but AU stock is inconsistent.
Do I need landlord permission to install a smart lock?
For anything that changes the door, frame or the key the landlord holds — yes, always get written consent. Clamp-on retrofit locks that leave everything untouched generally don’t need it, but telling your landlord anyway avoids disputes at final inspection.
Will a smart lock cost me my bond?
Not with a no-modification retrofit lock that you remove before the final inspection. Photograph everything beforehand, keep original hardware, and test the original lock with the landlord’s key after removal.
Can my landlord demand a copy of my PIN or app access?
With a retrofit lock, the landlord’s physical key still works, so there’s nothing extra to hand over. If you installed a full replacement lock with permission, your lease or the written agreement should cover key/code handover — most states require the landlord to be able to access the property.
Prices checked October 2026. Retrofit lock stock and pricing moves — confirm Australian warranty coverage with the seller before buying.
Related: Smart lock installation costs (what a locksmith charges if your landlord agrees to a full replacement) and smart lock vs traditional deadbolt (the honest security trade-offs).
Manufacturer reference: eufy’s Australian door-compatibility guide explains which lock types suit which doors — worth reading before you buy any smart lock.