Compare models
Choose the model that fits your vehicle and how you use it. All StarterStopper systems are hardware-based security — no apps, no GPS, no subscriptions, no tracking.
Pick your profile
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Beginner
You want simple protection you can rely on every day.
- You just want the car to not drive away without your authorization
- You want it to just work without settings or admin
Best match: StarterStopper Classic (simple, affordable)
Upgrade if you want noise + deterrence: StarterStopper Alarm
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Experienced
You want the strongest everyday protection with smarter behavior.
- You want protection even when a theft attempt happens after the car starts
- You want features like code changes, service mode and layered detection
Best match: StarterStopper One (coming soon)
Highest deterrence / most coverage: One-S (coming soon)
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Business / Fleets
You want consistent protection with zero operational overhead.
- Multiple drivers, predictable daily workflow
- No accounts, no SIMs, no training burden
- You want a rollout that works across mixed vehicles
Best match: StarterStopper One-S (coming soon)
(Works across petrol/diesel/hybrid/EV and is designed for fleet-style workflows)
Quick comparison
StarterStopper Classic
Simple immobiliser for compatible petrol/diesel vehicles
- What it does: prevents starting without authorization
- Daily use: enter you hidden button sequence
- Best for: straightforward, budget-friendly protection
- Install: DIY with basic automotive knowledge
- Warranty: 2-year limited product warranty
StarterStopper Alarm
Immobiliser + horn/siren output for extrra deterrence
- What it does: prevents starting + triggers alarm after an unauthorized start attempt (silent countdown, then alarm)
- Daily use: enter your hidden button sequence
- Best for: owners who want audible deterrence today
- Install: DIY with basic automotive knowledge
- Warranty: 2-year limited product warranty
coming soon
StarterStopper One
Programmable immobiliser with layered protection
- What it does: monitors for unauthorized use and can shut the vehicle down when theft is detected; countdown, then alarm
- Daily use: set your code, change anytime; hidden button sequence; service mode; master code backup
- Vehicle coverage: petrol/diesel/hybrid/EV, 12V & 24V, key or push start; Stop/Start compatible, designed to avoid fault codes
- Not for: Remote Start (use One-S)
- Install: DIY or auto electrician
- Warranty: 2-year limited product warranty
Details for comparison
| Features | StarterStopper Classic |
StarterStopper Alarm |
StarterStopper One |
|---|---|---|---|
| Stops thieves if they have your car key | ✓ | ✓ | ✓ |
| Stops Relay Attacks | ✓ | ✓ | ✓ |
| Stops CAN Bus Invasions | ✓ | ✓ | ✓ |
| Stops Key Cloning | ✓ | ✓ | ✓ |
| Stops Software Hacks | ✓ | ✓ | ✓ |
| No tag or other device to carry or remember | ✓ | ✓ | ✓ |
| Remote access not possible | ✓ | ✓ | ✓ |
| Car will not drive without unique sequence | ✓ | ✓ | ✓ |
| Choose your unique sequence | ✓ | ✓ | ✓ |
| No ongoing costs or subscriptions | ✓ | ✓ | ✓ |
| Triggers Alarm when unauthorised start is detected | ✕ | ✓ | ✓ |
| Change the secret sequence without moving buttons | ✕ | ✕ | ✓ |
| Service mode (give to mechanic) | ✕ | ✕ | ✓ |
| Triggers Alarm when thieves try to load car onto truck | ✕ | ✕ | ✓ |
Which one should I choose?
Most private owners: StarterStopper One (simple daily use)
Want audible deterrence today: Alarm
Budget + simple starter cut: Classic
Highest deterrence (compatible automatics): One-S
FAQ
Key theft
Thieves break into your home and steal your keys. With a genuine key present, most factory security treats the thief as the owner.
Relay attack
Thieves capture and relay your key’s signal so the car thinks the key is nearby. The vehicle unlocks and can be started. (See video on starterstopper.com)
CAN bus invasion
Thieves access the vehicle’s wiring and inject fake messages onto the CAN bus (Controller Area Network). The car then behaves as if an authorized start is happening. (See video on starterstopper.com)
Key cloning
Thieves obtain your VIN (often visible through the windscreen) and use it to order/program a duplicate key. They then have a working key to take the vehicle. (See video on starterstopper.com)
Software hack
Using remote-access tools and exploits, sophisticated thieves can unlock a vehicle digitally and steal it without physical keys. (See video on starterstopper.com)