3,200 Pa SuctionDual Auto-SprayAI Path PlanningUPS Backup Battery
The Cosari RoboClean scrubs and polishes your indoor and outdoor windows while you stay safely on the ground. 3,200 Pa suction locks onto vertical glass, dual ultrasonic nozzles mist away grime, and AI path planning cleans edge to edge.
$169.99 $339.99 SAVE 50% $139.99 each when you buy 2
AI path planning maps every window frame and cleans in neat, overlapping Z-and-N lines instead of missing corners. Dual high-density microfiber wheels lift dust, pollen, rain spots, and fingerprints in one pass.
An 80 ml reservoir feeds dual ultrasonic nozzles that mist 15-micron water droplets ahead of the pads—dissolving stubborn outdoor grime on contact without messy drips down your window sills.
A brushless vacuum turbine locks RoboClean onto vertical glass with 3,200 Pa of holding force. If power ever cuts out, the internal Li-Po UPS battery keeps it anchored for 20 minutes alongside a 200 kg climbing-grade safety tether.
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Crystal-Clear Windows, Zero Effort From You
$169.99$339.99SAVE 50%
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✓ Scrubs and Polishes in One Run: the Cosari RoboClean uses two counter-rotating microfiber wheels and an 80 ml dual-direction ultrasonic water tank to dissolve rain spots, dust, pollen, and fingerprints without leaving streaks.
✓ Maps Your Windows with AI: smart WIN-SLAM path planning and opto-coupler laser edge sensors detect window frames and frameless glass edges in 2 milliseconds, cleaning in neat Z and N lines instead of missing corners.
✓ 3,200 Pa Suction + Triple Safety: a brushless vacuum motor holds the robot firmly on vertical glass. If power is interrupted, the built-in 20-minute Li-Po UPS battery keeps it locked onto the pane, backed by a 200 kg safety rope.
✓ One-Button Simplicity: no complicated Wi-Fi setup or mandatory smartphone account. Attach the safety cord, press start on the robot or the included remote control, and let it clean high windows, mirrors, shower doors, and tile.
Cosari RoboClean window cleaning robot, 12 washable microfiber cleaning rings, wireless remote control, 5m climbing-grade safety rope with carabiner, AC power adapter with 5.5m reach cord, water refill bottle, quick-start guide.
Free US shipping. Orders ship within 1–2 business days with full tracking. Return within 30 days of delivery for a full refund under our 100% money-back guarantee. Faulty, damaged or wrong item: we email a prepaid return label and you choose a refund or replacement. See our refund policy.
Not all window robots are equal. Cosari RoboClean leads on suction, coverage, and safety — and is certified Best Choice of 2026.
| Feature | Cosari RoboClean★★★★★ | Others★★☆☆☆ |
|---|---|---|
| Suction Power | 3,200 Pa | <1,500 Pa |
| Cleaning Efficiency | 99.97% | ~80% |
| Auto Water Spray | Dual-Direction | None |
| AI Edge Detection | ✓ | ✕ |
| Safety Rope + UPS Battery | ✓ | ✕ |
| Remote Control + 12 Pads | ✓ | ✕ |
| Award Winner 2026 | ✓ | ✕ |
Dual rotating microfiber discs lift stubborn dust, rain spots, and smudges without leaving streaks.
80 ml ultrasonic mist tank sprays evenly in both directions—no manual squirting required.
Clean 2nd-story exteriors, skylights, and tall patio doors with both feet safely on the floor.
Stays firmly locked onto vertical glass even during a power outage for up to 20 minutes.
Cleans framed & frameless windows, glass shower doors, mirrors, marble walls, and tile.
Pays for itself the very first weekend you skip hiring professional window washers.
Snap on two clean microfiber rings, fill the 80 ml tank with water or glass cleaner, and clip the safety carabiner indoors.
Place RoboClean against the window and press the button for 2 seconds. Its 3,200 Pa suction locks on immediately.
RoboClean maps the pane, mists and polishes edge to edge, and returns to its starting point when finished.
A 3,200 Pa brushless vacuum turbine holds the robot firmly against vertical glass. For triple protection, it also includes a built-in 20-minute UPS backup battery (in case power is unplugged) and a 200 kg climbing-grade safety tether.
Indoor and outdoor windows (single, double, or triple-pane), sliding patio doors, frameless glass shower doors, mirrors, marble walls, and smooth tile.
For heavily dusty outdoor windows, run a quick dry pass first (spray off) to remove loose dust, then snap on fresh microfiber pads and run with the ultrasonic auto-spray on.
No. Simply press the one-touch start button on the robot or use the included wireless remote control to switch cleaning modes or steer it manually.
Plain tap water, distilled water, or standard ammonia-free glass cleaner. The 80 ml tank atomizes a fine 15-micron mist that cleans up to 450 sq. ft. per fill.
Yes. Your order includes 12 high-density microfiber rings that snap on in seconds and can be machine-washed and reused over 100 times.
Many homeowners with two-story houses or large sunrooms order the 2-robot bundle ($139.99 each) so they can clean upstairs and downstairs windows simultaneously in half the time.
Robert & Linda M.
★★★★★Cancelled our $380 window crew after the first Saturday
We have 14 floor-to-ceiling windows in our living room and second-floor bedrooms overlooking the deck. Our window guy raised his price to $380 per visit. We bought two RoboCleans so we could run one inside and one outside. In two hours every pane was crystal clear—even baked-on rain spots. Already paid for itself.
Owned 5 weeks · Texas · bought 2
Tom W.
★★★★★Zero streaks even in 4 p.m. sun
Grips tight, mists evenly, no drama. Would buy again.
Owned 2 weeks · Ohio
Arthur K.
★★★★★At 68 with vertigo, I finally have my balcony view back
After my knee replacement I can't climb step ladders. Our 18th-floor condo windows were coated in city dust and salt haze. You just clip the safety carabiner to a heavy table leg indoors, stick the RoboClean on the outside glass, and press start. The suction is shockingly strong.
Owned 2 months · Illinois · condo
Margaret T.
★★★★★My husband walked into the patio door!
I'm picky about glass and expected swirl marks. If you follow the tip in the manual—quick dry pass first on dusty outdoor glass, then wet pass with the ultrasonic mist—the glass looks invisible. My husband literally bumped his nose on the sliding door thinking it was open.
Owned 3 weeks · Arizona · sunroom
Sofia G.
★★★★★Works on our frameless shower glass too
Edge sensors detect the frameless drop-off right away. Took off hard-water spots in 4 minutes.
Owned 1 month · California
Jennifer S.
★★★★★I got my Saturday mornings back
Before: every month I spent two hours on a step stool scrubbing patio doors and bathroom glass. Now I clip the RoboClean on while I drink my coffee. Having 12 washable microfiber pads in the box is huge—I swap a fresh pair for each big window and toss them in the wash.
Owned 6 weeks · Colorado · homeowner
Daniel K.
★★★★★Reaches the 14-foot transom windows we couldn't touch
The power cord is super long (over 18 feet) so it easily reaches our vaulted living room windows above the couch. The dual spray mists right ahead of the wheels so nothing drips down onto the hardwood floor.
Owned 4 weeks · Washington
Greg N.
★★★★★Great on the pane, tiny 1-inch corner left
Because the scrubbing wheels are round, the very tip of a 90-degree corner (about half an inch) doesn't get touched. On high windows you never notice it. The rest of the glass is 10/10 spotless.
Owned 4 weeks · Minnesota
David H.
★★★★★Way better than the $550 square robot I returned
I originally bought a $549 square robot on Amazon. It just dragged a flat wet cloth across the glass and needed a buggy phone app. Returned it for the Cosari RoboClean. The two spinning wheels actually scrub the glass with real pressure, and one button starts it immediately.
Owned 5 weeks · Oregon
Patricia W.
★★★★★Golden retriever nose prints: gone
Two goldens + three grandkids = constant smudges on our sliding doors. I pop two clean pads on after dinner and the doors gleam in 5 minutes.
Owned 1 month · North Carolina
Sam E.
★★★★★Sounds like a hair dryer on low
It's a vacuum motor holding itself to glass, so you can hear it, roughly 62 dB. When it's on the outside of double-pane windows you barely hear a hum indoors.
Owned 3 weeks · Nevada
Rachel D.
★★★★★Best home purchase of 2026
Setup took 2 minutes out of the box. No app, no Wi-Fi password headaches, just fill the tank and press the button. My neighbors watched it clean our 2nd-floor bedroom windows from the driveway and asked for the link!
Owned 7 weeks · Virginia
Linda H.
★★★★★Kitchen bay window & tile backsplash shine
Used it on our kitchen windows above the sink and even tried it on our glossy tile wall. The ultrasonic mist is so fine it dries in seconds without water runs.
Owned 4 weeks · Florida
Kevin O.
★★★★★Mirrors and shower doors look brand new
Our master bath has a huge 8-foot mirror and glass shower enclosure. RoboClean did both in 10 minutes while I got ready for work.
Owned 3 weeks · Michigan
Carmen V.
★★★★★Arrived fast, everything included in the box
Packed neatly with 12 microfiber pads, remote, safety rope, and water bottle. Charged the internal backup battery and was cleaning the same afternoon.
Owned 2 weeks · California
Gary L.
★★★★★Retired my extension ladder for good
My wife made me promise to stay off the ladder this spring. This little robot did all 18 windows on our ranch house without a hitch.
Owned 2 months · Florida · senior