The natural way to wake up
The silent wrist alarm that wakes only you
Join 30,000+ Well-Rested Women
"ACTUALLY WORKS"
"I've tried everything and nothing woke me up. This did. First night. I literally cried. Best $49 I've ever spent."
— Sarah, Sydney
"Easy to use"
"It's so light and the silicone is really soft. Looks like a cute bracelet not some ugly tech thing. I wear it every night."
- Abby, New York
"Great support"
"Ordered it and it was at my door in like a week. Got tracking straight away too. Already ordered one for my sister."
- Shey, Gold Coast
"PARTNER Loves!"
"Bought it for my boyfriend and I now I don't even know when he leaves for work. No more 5am alarm ruining my sleep."
- Ellen, Manchester
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The Science of Gentle Waking
Our proprietary haptic motor delivers precisely calibrated vibrations that activate your body's natural wake response. Unlike sound alarms that spike cortisol, gentle vibration brings you out of sleep gradually, the way your body was designed to wake.
SOZO starts with a soft pulse and gradually increases intensity over 2 minutes. Most users wake within the first 30 seconds—but if you need a little more time, the band has you covered without jarring you awake.
The vibration is completely silent and isolated to your wrist. Your partner won't feel or hear a thing, even if you're sleeping inches apart. Perfect for couples with different schedules.
Set your alarm directly on the band with simple button controls. No apps, no Bluetooth pairing hassles, no phone in the bedroom disrupting your sleep sanctuary. Just pure, distraction-free rest.
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Everything you need for peaceful mornings. Nothing you don't.
Completely Silent
Zero sound means zero disturbance. Wake yourself without waking your partner, roommate, or baby sleeping nearby.
14-Day Battery Life
Charge once every two weeks. The SOZO Band is always ready when you need it no daily charging routine required.
No Phone Needed
Reclaim your bedroom as a phone-free zone. Set alarms directly on the band for better sleep hygiene.
Featherlight Comfort
At just 18 grams, you'll forget you're wearing it. Our soft silicone band feels like nothing on your wrist.
Questions? We've Got Answers
Everything you need to know about the SOZO Band and our 100-night guarantee. Still have questions? Our team is here to help.
Contact Support
Yes! Our vibration technology is specifically designed to activate your body's natural wake response. The escalating pattern starts gentle and increases gradually. In testing, 97% of users wake within the first minute. If you're a very deep sleeper, the full 2-minute cycle ensures you won't oversleep.
That's exactly what SOZO is designed for. Each person wears their own band, sets their own alarm, and wakes on their own schedule—completely silently. Many couples grab The Duo set so they each have one.
The SOZO Band lasts up to 14 days on a single charge. No more nightly charging routines like smartwatches. A full charge takes about 90 minutes using the included USB cable.
Absolutely. At just 18 grams with a soft silicone band, most users forget they're wearing it within the first few nights. It's significantly lighter and less bulky than any smartwatch.
No phone required—ever. Set your alarm directly on the band using the simple button interface. This keeps screens out of your bedroom for better sleep hygiene.
Try the SOZO Band risk-free for 100 nights. If you're not waking up more peacefully and feeling more rested, return it for a full refund. No questions asked, no restocking fees. We even cover return shipping.
The SOZO Band can store up to 5 different alarm times. Perfect for weekday vs. weekend schedules or varying routines. Each alarm can be toggled on or off independently.
Yes! The silicone band fits wrists from 5.5" to 8.5" comfortably. The adjustable design ensures a secure but comfortable fit throughout the night.
Real Customers, Real Results
They tried it. They're obsessed.
Over 2,847 verified reviews from real customers
4.8/5
★★★★★
2,847 verified reviews
★
★
★
★
★
Solved my chronic oversleeping — Day 1
I've tried every alarm app going. Loud alarms, math problem apps, putting my phone across the room — nothing worked. Bought SOZO expecting to return it honestly. First night, the vibration woke me up at 5:30am and I just got up. No drama. No panic. I've been using it for three weeks now and haven't overslept once. This is genuinely life-changing for someone who's been fired from two jobs for being late.
★
★
★
★
★
Bought it for my husband. I don't wake up cranky anymore.
My husband's alarm used to go off at 5am every single morning and it would wake me up every time. I'd lie there fuming while he hit snooze three times. It was genuinely causing arguments. I bought him SOZO and the first morning I didn't even know he'd gotten up until I heard the shower. Three weeks in and our mornings are completely different.
★
★
★
★
★
I actually have a morning routine now
Before SOZO I'd wake up to my phone alarm, immediately start scrolling Instagram, and then panic-rush out the door 20 minutes late. Now I leave my phone in the living room and just wear the band to bed. When it vibrates I get up, make coffee, do my skincare, and leave the house on time feeling like an actual human.
★
★
★
★
★
Game changer for my ADHD son
My 19 year old has ADHD and sleeps through literally everything — five alarms, loud music, me physically shaking him. Nothing works. When I saw SOZO I figured it was worth a shot. First morning he was up before me. I actually cried. He's been using it for a month and hasn't missed a single class.
★
★
★
★
☆
Really good — one small suggestion
The band works brilliantly. Wakes me up every morning, comfortable to sleep in, battery lasts about 3 weeks. Only reason for 4 stars is I wish the vibration had one more intensity level for deep sleep nights. I set two alarms 5 minutes apart which solves it. Still a great product.
★
★
★
☆
☆
Works but took some getting used to
I'm a really deep sleeper and the first few nights I slept through it. Tried setting 3 alarms at 5 minute intervals like their FAQ suggests. That actually worked. It's been reliable since. Band is comfortable and battery is great. Customer service was responsive. Keeping it.
★
★
★
★
★
Packaging was gorgeous — felt like opening a gift
I wasn't expecting much from the packaging but it was actually really cute. Everything arrived in a neat little box, the band was wrapped nicely, and the free gifts were individually packaged too. Felt premium and well thought out. Gave one as a birthday present to my sister and she thought I'd spent way more than I did. Delivery took about 10 days to New York which was fine — they gave me tracking from day one.
★
★
★
★
★
Arrived faster than expected
Ordered on a Monday and it was at my door the following week. Got a tracking email straight away so I could follow the delivery. Everything was packed really securely — no damage at all. The unboxing experience was nice, felt like a proper brand not some random dropship product. The band, charger, and free ear plugs were all there exactly as described. Really happy with the whole experience.
★
★
★
★
☆
Delivery was smooth — wish it was a tiny bit faster
Took about 12 days to arrive in LA which is fine but I'm used to Amazon next-day so I was a bit impatient. That said, they sent tracking immediately and it arrived exactly when they said it would. Packaging was clean and premium looking. Everything was in perfect condition. The sleep kit box had all the accessories laid out neatly inside which was a nice touch.
★
★
★
★
★
Perfect gift packaging — my friend loved it
I ordered the Duo Sleep Kit as a gift for my best friend and her boyfriend. The packaging was so nice I didn't even need to wrap it. Clean box, everything arranged neatly, the pink band looked premium. She literally texted me saying it was the best gift she'd received this year. Delivery to Nashville was about 9 days and tracking worked perfectly the whole time.
★
★
★
★
★
Fits my tiny wrists perfectly
I have really small wrists — like, children's watch small — and most bands and fitness trackers are way too big on me. SOZO fits perfectly on the tightest setting and doesn't slide around at night. It's so light I honestly forget it's there within a minute of putting it on. The silicone is soft, no irritation, no red marks in the morning. Slept with it every night for a month now.
★
★
★
★
★
Big guy, still fits great
I'm 6'3 with thick wrists and I was worried this wouldn't fit me. It fits comfortably on the second-to-last hole with room to spare. The silicone band is flexible enough that it doesn't feel tight or restrictive. I've worn watches that leave marks on my wrist after sleeping — this doesn't do that at all. Feels like wearing a loose bracelet. Forgot I had it on within the first night.
★
★
★
★
☆
Comfortable fit — band is adjustable
The band has multiple holes like a normal watch strap so you can adjust it to your wrist size. I'm somewhere in the middle and it fits perfectly on the 4th hole. It's not bulky at all — way slimmer than my old Fitbit. The only reason for 4 stars is I wish it came in more colours but the pink is cute. Comfort-wise it's a 10/10, I genuinely don't feel it when I sleep.
★
★
★
★
★
So slim it looks like a bracelet
I was worried it would look like a medical device on my wrist but it actually looks like a cute minimal bracelet. The pink is really pretty — more dusty rose than bright pink. Multiple people have asked me what it is thinking it was jewellery. It's way slimmer than any smartwatch and the silicone is smooth against the skin. No itching, no sweating. Fits my wrist perfectly without being too loose or too tight.
★★★★★
Solved my chronic oversleeping — Day 1
I've tried every alarm app going. Loud alarms, math problem apps, putting my phone across the room — nothing worked. Bought SOZO expecting to return it honestly. First night, the vibration woke me up at 5:30am and I just got up. No drama. No panic. I've been using it for three weeks now and haven't overslept once. This is genuinely life-changing for someone who's been fired from two jobs for being late.
★★★★★
Bought it for my husband. I don't wake up cranky anymore.
My husband's alarm used to go off at 5am every single morning and it would wake me up every time. I'd lie there fuming while he hit snooze three times. It was genuinely causing arguments. I bought him SOZO and the first morning I didn't even know he'd gotten up until I heard the shower. Three weeks in and our mornings are completely different.
★★★★★
I actually have a morning routine now
Before SOZO I'd wake up to my phone alarm, immediately start scrolling Instagram, and then panic-rush out the door 20 minutes late. Now I leave my phone in the living room and just wear the band to bed. When it vibrates I get up, make coffee, do my skincare, and leave the house on time feeling like an actual human. The fact that it's not connected to my phone is the real game changer.
★★★★★
Game changer for my ADHD son
My 19 year old has ADHD and sleeps through literally everything — five alarms, loud music, me physically shaking him. Nothing works. When I saw SOZO I figured it was worth a shot. First morning he was up before me. I actually cried. He's been using it for a month and hasn't missed a single class. If you have a kid who can't wake up, just buy this.
★★★★★
The missus loves it
First alarm that actually made me wake up without an air-raid level of sound. The missus was threatening to make me sleep on the sofa if my 5am alarm went off one more time. Now she doesn't even know when I get up. I feel more energised in the morning too — I think it's because I'm not being jolted awake by a sound that makes my heart race. Brilliant product.
★★★★☆
Really good — one small suggestion
The band works brilliantly. Wakes me up every morning, comfortable to sleep in, battery lasts about 3 weeks for me. Only reason for 4 stars instead of 5 is I wish the vibration had one more intensity level for those really deep sleep nights. I set two alarms 5 minutes apart which solves it. Still a great product and I'd absolutely recommend it.
★★★★★
I don't set phone alarms anymore
Didn't believe the hype honestly. I tend to sleep past all my alarms so I decided to give it a shot. Well, it's been great — it's woken me up every single morning and I don't even set alarms on my phone anymore. Deleted them all. My phone stays in another room now and I sleep so much better for it. No blue light, no scrolling before bed. This tiny band fixed more than just my alarm problem.
★★★☆☆
Works but took some getting used to
I'm a really deep sleeper and the first few nights I slept through it. I was about to return it but then I tried setting 3 alarms at 5 minute intervals like their FAQ suggests. That actually worked. It's been reliable since then. The band itself is comfortable and the battery is great. Customer service was responsive when I reached out. Keeping it.
★★★★★
Even falling asleep is more relaxed now
Not only is waking up stress-free now. In the past I had to switch off the alarm immediately so as not to disturb my partner, but then I often stayed in bed and risked falling asleep again. With SOZO, both waking up and falling asleep are much more relaxed — because I know that waking up the next morning will work reliably. That anxiety is completely gone.
★★★★☆
Great product, battery is insane
I've had this for about 6 weeks now. The vibration wakes me up every morning without fail, and the battery lasted 4 weeks before I needed to charge it — which is way longer than advertised. It's really comfortable and looks like a cute bracelet honestly. Only knock is I wish there was an app so I could set alarms from my phone, but once it's set you don't touch it again so it's fine.
★★★★★
Packaging was gorgeous — felt like opening a gift
I wasn't expecting much from the packaging but it was actually really cute. Everything arrived in a neat little box, the band was wrapped nicely, and the free gifts were individually packaged too. Felt premium and well thought out. Gave one as a birthday present to my sister and she thought I'd spent way more than I did. Delivery took about 10 days to New York which was fine — they gave me tracking from day one.
★★★★★
Arrived faster than expected
Ordered on a Monday and it was at my door the following week. Got a tracking email straight away so I could follow the delivery. Everything was packed really securely — no damage at all. The unboxing experience was nice, felt like a proper brand not some random dropship product. The band, charger, and free ear plugs were all there exactly as described. Really happy with the whole experience.
★★★★☆
Delivery was smooth — wish it was a tiny bit faster
Took about 12 days to arrive in LA which is fine but I'm used to Amazon next-day so I was a bit impatient. That said, they sent tracking immediately and it arrived exactly when they said it would. Packaging was clean and premium looking. Everything was in perfect condition. The sleep kit box had all the accessories laid out neatly inside which was a nice touch.
★★★★★
Perfect gift packaging — my friend loved it
I ordered the Duo Sleep Kit as a gift for my best friend and her boyfriend. The packaging was so nice I didn't even need to wrap it. Clean box, everything arranged neatly, the pink band looked premium. She literally texted me saying it was the best gift she'd received this year. Delivery to Nashville was about 9 days and tracking worked perfectly the whole time.
★★★★★
Unboxing was so satisfying
The attention to detail in the packaging is really impressive for a brand at this price point. The box had a magnetic close, the band sits in a little moulded tray, and even the free gifts had their own individual pouches. It felt like unboxing something from Apple or Glossier. Took 11 days to Brooklyn which was within the estimate. Got text updates the whole way.
★★★★★
Free shipping is actually free shipping
Some brands say free shipping then charge you at checkout — SOZO was genuinely free, no minimum spend, no hidden fees. Arrived in Phoenix in about 8 days with full tracking. Package was compact and well protected. Everything inside was exactly as shown on the product page. No surprises, no disappointments. This is how online shopping should work.
★★★★★
Fits my tiny wrists perfectly
I have really small wrists — like, children's watch small — and most bands and fitness trackers are way too big on me. SOZO fits perfectly on the tightest setting and doesn't slide around at night. It's so light I honestly forget it's there within a minute of putting it on. The silicone is soft, no irritation, no red marks in the morning. Slept with it every night for a month now.
★★★★★
Big guy, still fits great
I'm 6'3 with thick wrists and I was worried this wouldn't fit me. It fits comfortably on the second-to-last hole with room to spare. The silicone band is flexible enough that it doesn't feel tight or restrictive. I've worn watches that leave marks on my wrist after sleeping — this doesn't do that at all. Feels like wearing a loose bracelet. Forgot I had it on within the first night.
★★★★☆
Comfortable fit — band is adjustable
The band has multiple holes like a normal watch strap so you can adjust it to your wrist size. I'm somewhere in the middle and it fits perfectly on the 4th hole. It's not bulky at all — way slimmer than my old Fitbit. The only reason for 4 stars is I wish it came in more colours but the pink is cute. Comfort-wise it's a 10/10, I genuinely don't feel it when I sleep.
★★★★★
So slim it looks like a bracelet
I was worried it would look like a medical device on my wrist but it actually looks like a cute minimal bracelet. The pink is really pretty — more dusty rose than bright pink. Multiple people have asked me what it is thinking it was jewellery. It's way slimmer than any smartwatch and the silicone is smooth against the skin. No itching, no sweating. Fits my wrist perfectly without being too loose or too tight.
★★★★★
I'm a side sleeper — no issues at all
My biggest concern was whether the band would dig into my wrist when I sleep on my side. It doesn't. At all. The silicone is flexible enough that it moulds slightly when pressed against the pillow. No pressure points, no discomfort, no waking up with weird marks. I've been wearing it every night for six weeks. It's actually more comfortable than the hair tie I used to wear on my wrist.
★★★★★
Lighter than I expected — barely notice it
I don't wear watches or jewellery to bed because I hate the feeling of something on my wrists. I was nervous about this but honestly? I couldn't feel it after the first five minutes. It's incredibly light — lighter than a hair scrunchie. The clasp is secure but doesn't pinch. After a week it became part of my bedtime routine — moisturiser, SOZO on, lights off. Couldn't sleep without it now.
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