Top 9 Loudest Personal Safety Alarms of 2025

Shared hallways, parking lots, and stairways give strangers easy access to your doorstep. That’s why every renter should have a renter-safe personal safety alarm. These devices give you instant protection anywhere you go. Whether you are walking to your car late at night or unlocking your door alone, one pull or press can draw attention and scare off potential threats.

Top 9 Loudest Personal Safety Alarms of 2025

If you don’t want to invest money in purchasing smart security devices for your rental unit, then go for personal safety alarms. Here are the 9 loudest personal safety alarms that you can choose from.

KOSIN (140–145 dB)

KOSIN Safe Sound personal safety alarm is a pull-pin keychain alarm. It is usually available in the form of multipacks. This personal alarm is listed at 140-145db and it is inexpensive. You can use it as a no-installation security gadget. It is loud enough to grab attention across a parking lot or apartment hallway.

Key Features

1. 140–145 dB loud siren is an ear-piercing sound.
2. Built-in LED flashlight, which is handy for unlocking doors or finding switches in dark hallways.
3. Pull-pin activation
4. Replaceable LR44 batteries included
5. Portable design
6. Multi-pack values most sets include 3 – 6 units for the price of one branded alarm.

Pros

• Extremely loud and effective for drawing attention in emergencies.
• Affordable for renters on a budget or for sharing among roommates.
• Compact and lightweight
• The battery lasts long in standby
• Simple pull-pin operation
• Includes a mini flashlight for extra utility at night.

Cons

• Sound intensity varies slightly between units; quality control can be inconsistent.
• Plastic housing feels less durable than premium models.
• Uses button batteries instead of rechargeable power.
• No smart or GPS features
• It can be accidentally triggered if the keychain is pulled too hard.

She’s Birdie (130 dB) 

She’s Birdie is a stylish keychain alarm with a strobe light and carabiner. It is 130dB loud and is ideal for renters who want small yet attractive security gadget. Good for female renters and students.

Key Features

1. Powerful 130 dB alarm emits an ear-piercing sound. 
2. Built-in Strobe Light flashes brightly to disorient an attacker. It also make you more visible in emergencies.
3. Stylish, compact design.
4. Easy pull-pin activation
5. Durable and travel-friendly
6. Replaceable batteries included, lasting up to 40 minutes of continuous alarm use.
   

Pros

• Frequently featured by safety experts and major publications.
• Looks stylish enough for daily carry, encouraging consistent use.
• No app or tech setup needed.
• Compact and affordable. Ideal for gifting to roommates or neighbors.
• Save with 2 or 4-packs and keep one in each room or bag.
  

Cons

• Unlike some smart alarms, it doesn’t share your location.
• You have to reinsert the pin after triggering it.
• Batteries will eventually need replacement.

WETEN Personal Alarm (130 dB) 

WETEN is commonly available as a pull-in keychain alarm. They run for long hours, and the continuous siren is best to grab attention in moments of distress. These alarms are affordable with replaceable battery options.

 Key Features

1. 130 dB siren gives a piercing alarm. That is loud enough to grab attention in hallways or parking areas.
2. The long-lasting model can ring continuously for up to 50 minutes
3. An LED flashlight helps tenants navigate dark stairs or entryways.
4. Compact design easily attaches to keys, bag, or lanyard.

Pros

• Outlasts most competitors
• Practical for apartment Living
• Adds everyday functionality beyond emergencies.
• Often available in 2- or 3-pack bundles for roommates or multiple rooms.
• No charging required, just replace the batteries when needed.

Cons

• Larger than ultra-mini alarms like KOSIN
• You must reinsert the pin to stop the alarm.
• Avoid using it in heavy rain or near water.

SABRE 2-in-1 (130 dB)

The SABBRE clip-on keychain and pull-pin alarm comes with a built-in LED. Its loudness is 130dB and the brand is well-reputed for self-defense tools. It easily clips on to your bag or purse and works well for commuters to or from apartments.

 Key Features

1. One of the most prestigious names in individual and home safety products is manufactured by Saber.
2. 130 dB alarm is sufficient to be heard loudly 1,250 ft (380 m) away from loudly
3. 2-in-1 design connects a bright LED flashlight for an individual alarm and visibility in a dark hallway or ladder.
4. Durable, weather-resistant cover
5. Ready to use right out of the box.

Pros

• Backed by a trusted company used by law enforcement and security professionals.
• One-button or pull activation; great for seniors and students alike.
• Combines a safety alarm and, flashlight
• Looks professional and makes a thoughtful safety gift for roommates or family.
  

Cons

• You pay more for the brand reliability and solid build.
• Unlike some alarms, it has a standard LED light only.
• Requires occasional battery replacement.

Thopeb / Generic 130–140 dB Rechargeable Alarms 

The Thopeb is a rechargeable keychain alarm with a loudness of 130-140 dB. It has a long siren length and LED strobes. This personal safety alarm is useful for renters as a premium budget pick.

 Key Features

1. Rechargeable via USB eliminates the need for battery replacements
2. 130–140 dB Siren delivers a loud, continuous alarm 
3. LED flashlight and strobe mode for emergencies or nighttime visibility.
4. Compact and lightweight
5. Fast charging and long runtime
6. Eco-friendly alternative

Pros

• No more buying or replacing batteries
• Loud and continuous alert
• Eco-friendly design appeals to conscious renters.
• Often sold in sets with bright, visible colors.

Cons

• Quality can vary slightly between sellers. That’s why you, always check verified reviews.
• Charging cable dependent
• Not water-resistant
  

Door-Wedge Alarms 

Door Wedge alarms are a wedge that you place under an inward-swinging door. It triggers when someone opens it. The duration of loudness is 120-139 dB for 30-60 seconds. Renters love it because it does not require drilling,

Key Features

1. Acts as both a physical doorstop and a 130 dB alarm when pressure is applied to the door.
2. Simply slide it under your door
3. 130 dB siren emits an instant, loud alert when someone tries to force open the door.
4. Anti-slip base
5. Portable and lightweight
6. Uses a standard 9V battery, which is easy to replace and lasts long in standby mode.
   

Pros

• No damage to property and completely renter-safe.
• Alarm activates instantly, startling intruders before they enter.
• Take it anywhere, traveling renters love it.
• Budget-friendly way to boost door security.

Cons

• Only protects one door at a time.
• You need to reposition after each trigger.
• Won’t function if the battery dies.

Safe Sound / “No-Name” 140 dB Personal Alarms 

It is one of those unbranded alarms sold as 140 dB on Amazon and Walmart. It is best for renters because of its affordability. Safe Sound is great for listing advice like “keep one at home, one on keys, one in bag.

Key Features

1. The advertised 140 dB alarm is an extremely loud siren designed to startle intruders and draw attention from a distance.
2. Simple pull-pin activation
3. Compact and lightweight
4. Battery-operated
   

Pros

• Among the cheapest on the market, perfect for renters on a tight budget.
• Distribute among roommates, neighbors, or use one in each room.
• The high-pitched noise grabs attention fast.
• No setup or app required, just pull and go.
• Ideal for landlords, tenant groups, or community safety events.
  

Cons

• Durability varies depending on the seller
• Lacks flashlight or rechargeable options.
  Some models may fall short of the claimed 140 dB.

SwitchBot Safety Alarm (130 dB)

SwitchBolt safety alarm is comparatively newer and is a keychain-style tracker alarm. It is also integrated with a smartphone and includes phone alerts. The loudness of this alarm goes to 130dB. 

Key Features

1. 130 dB alarm produces a sharp, powerful alarm audible across large apartments or hallways.
2. The smart app connects to the SwitchBot app via Bluetooth or Wi-Fi to send an immediate alert to your phone when the integration is triggered.
3. Compact magnetic mount easily connects to doors, windows, or walls.
4. Many trigger options can be manually activated through the door/window movement or remotely.

Pros

• Offers extra features like app alerts and automation without needing a full home security system.
• Mounts magnetically, perfect for apartments with strict lease rules.
• No disposable batteries needed.
• Works with other SwitchBot smart devices for layered security.
  

Cons

• Not ideal for renters who prefer simple, no-tech devices.
• Phone alerts may not reach long distances without a Wi-Fi hub.
• Costs more than standard pull-pin alarms

Garmin inReach Mini 2 (satellite SOS)

Garmin inReach Mini 2 is a small satellite messenger that sends SOS through satellite and not by a siren. Although it is not a noise device, but is worth buying for renters when going out hiking or camping from apartment bases. It provides real SOS even where your phone fails. 

Key Features

1. Iridium uses satellite networks to send SOS alerts anywhere in the world, even with no cell service.
2. Two-way messaging allows renters to text family, roommates, or emergency contacts using the Garmin Messenger app or directly on the device.
3. Long battery life of up to 14 days of use in standard tracking mode.

Pros

• Ideal for renters who live in areas with weak signals.
• Small enough for a key chain, glove compartment, or backpack.
• Connects renters for help even when local Wi-Fi or mobile data is down
  

Cons

• More expensive than basic alarms.
• SOS and messaging features need an active plan.
• Best suited for renters who travel or live near rural areas.
  

Short renter-focused buying tips

• Pick a keychain alarm and a door wedge. The keychain is best for on-the-go, and the wedge for nighttime apartment security.
• Look for pull-pin activation
• Confirm the runtime and battery type, as many high-decibel units use multiple LR44 batteries (replaceable) or are rechargeable.
• Check reviews before buying. This reduces returns and bad reviews. 

Conclusion

Personal safety alarms give you a quick and affordable way to safety. These gadgets are perfect for everyday peace of mind. If you want more than a loud noise, then for the Garmin inReach Mini 2 for added features like app alerts and GPS tracking.

FAQs

What are the best personal safety alarms?

The “best” means the one most suitable for your needs. Sometimes the highly rated product doesn’t go well because they don’t serve your requirements. Here are the best personal safety alarms, and you can choose one according to your preferences. 

• KOSIN Safe Sound
• She’s Birdie
• Weten

How loud is a personal safety alarm?

The range of personal safety alarms is from 100dB to 130dB or even louder. 

Can a personal safety alarm call 911?

Modern personal safety alarms have direct connections with 911. This connection is in the form of an app feature or a button that directly dials 911.