
The little robot that suctions to your window and cleans it for you
Is this the right fit?
- Best for
- apartments with windows that do not open inward, high panes above a stairwell, and anyone who currently pays someone else to do this twice a year
- Skip if
- It cannot reach the very outer edge of a frame, so corners still need a quick hand pass
- Check before ordering
- Confirm the dimensions, exact model, included parts and return terms on the Amazon listing before ordering.
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The Tosima X1 is a window cleaning robot that suctions itself to glass, sprays cleaning fluid from dual ultrasonic nozzles, and works its way across the pane on a path it maps itself. Because the spray is ultrasonic rather than a pumped jet, the mist lands fine and even instead of running down the glass in streaks. A safety tether and backup battery keep it attached if power drops, which matters on upper floors. It handles framed and frameless windows, glass doors, and mirrors. Best fit: apartments with windows that do not open inward, high panes above a stairwell, and anyone who currently pays someone else to do this twice a year.
Pros
- Ultrasonic dual nozzles mist evenly instead of jetting fluid down the glass in runs
- Maps its own path across the pane rather than needing you to steer it
- Safety tether plus backup battery keep it attached during a power cut
- Works on framed windows, frameless glass, and mirrors
Cons
- It cannot reach the very outer edge of a frame, so corners still need a quick hand pass
Frequently asked questions
What happens if the power goes out while it is on an upstairs window?
A backup battery keeps the suction motor running so it stays attached, and the included safety rope anchors it inside the room as a second layer of protection.
Does it work on frameless glass and glass doors?
Yes. It handles framed windows, frameless panes, glass doors, and mirrors. The edge detection adjusts to whether there is a frame to bump against.
Do I have to use a specific cleaning fluid?
It sprays standard glass cleaner diluted per the manual. Avoid thick or foaming cleaners since the ultrasonic nozzles are sized for thin liquid.
How loud is it?
The suction motor runs continuously and is comparable to a small vacuum. It is noticeable in the room but not loud enough to hear from another floor.







