Smart Car Key vs Connect +
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart Car Key
Transform your smartphone into a digital car key. Control your vehicle's locks, ignition, and trunk remotely. Share access with others and track your last parked location for ultimate convenience and security.
- Smartphone as car key
- Remote lock/unlock
- Remote start/stop engine
- Unlock trunk
- Last parked location tracking
- Car sharing with time limits
- Fleet management features
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Once you download the SmartCarKey app to your smartphone and pair the phone to a device installed in your car, the smartphone becomes your car key. For the ultimate connected-car experience, our device, app, and sleek, modern dashboard give you fingertip control of the following features: - Lock/ Unlock - Start/ Stop - Remote start - Unlock Trunk - Last parked location - Auto security - Engine deactivate - Car sharing Your car can now become smart... and use a digital car key!!! Using Bluetooth technology to wirelessly send data to the car, drivers also have the option to turn on the auto-lock/unlock and the auto start/stop option and won’t even need to remove the phone from their bag or pocket to start the car. Once the driver is within range the door automatically unlocks and then the vehicle automatically starts, just put it into gear, and away you go. Forgot whether you locked your car? No problem! The auto security feature automatically locks the car for you when you move a certain distance away from the car ensuring your car is always secure Another great feature of SmartCarKey is the ‘last parked location’. This feature allows you to use the map on your phone to locate where you parked the car last and allows you to navigate to it quickly and easily. Never lose your car again. Owners can share the Smart Key to family and friends via the app from anywhere in the world allowing them to use the car. The owner can also include time limits on how long the users can operate the vehicle. Fleet owners can also use smartcarkey to their advantage. Our sharing platform allows operators to send out multiple digital keys to multiple drivers for designated time slots and also set time limits ensuring maximum utilization of the fleet. Follow these three steps to get your car converted to use a smart digital key 1. Download the SmartCarKey App 2. Get the SmartCarKey device installed in your vehicle 3. Set up your account, leave your keys at home and start using a digital car key. You don't have to have the latest car to have the latest technology!!!!!
Connect +
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Sensium Connect+ gives you the power to stay connected to your fleet at all times – no matter where your vehicles are. Track movements in real time, view live status updates, access detailed trip history and lock or unlock vehicles remotely – all from our secure mobile app. Built for fleet operators across Australia and New Zealand, Sensium Connect+ is designed to support driver safety, visibility and control in the field. • Real-time vehicle tracking with map and satellite view • Secure remote vehicle locking and unlocking • Detailed driver and trip activity • Instant vehicle status and diagnostics • Works seamlessly with Sensium Driver ID to identify drivers Whether you manage five vehicles or five hundred, Sensium Connect+ helps you stay in control – wherever your fleet goes.
Screenshots
Verdict
The clearest difference is update cadence: Connect + at every 6 weeks against Smart Car Key's every 8 months. Smart Car Key's advantage is iOS requirement (13.0 vs 15). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Smart Car Key ships an update every 8 months, Connect + every 6 weeks. The most recent releases landed on October 24, 2026 and October 1, 2026 respectively.
| Parameter | Smart Car Key | Connect + |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (7 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 8 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15 |
| Further details — not scored | ||
| Size | 74 MB | 24 MB |
| Age rating | 4+ | 17+ |
| Developer | Smart Car Key | SENSIUM LABS |
In-app purchases
Smart Car Key
No in-app purchases
Connect +
No in-app purchases








