How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%98+57.5Reliability 26%97+25.3Value 15%100+15.2Experts Score= 98Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.98SCORER12 Window Cleaning
Stockton, CA · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #73Position by Experts Score among all companies we track in this category. of 187 window cleaning services · 5.0★ from 106 Google reviews
Report card
Percentile vs other window cleaning services (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: value and momentum; weakest: reliability.
Reviews for your job
Customers hired R12 Window Cleaning for 6 kinds of job.
R12 Window Cleaning for interior & exterior window cleaning
Clear ✕All 51 Google reviews tagged “Interior & exterior window cleaning” · showing 40
This was my first time working with Tim and I had a great experience. Tim will be my go to from now on!!!!
Tim always does a fantastic job cleaning our windows! Thorough, on time, courteous!
Tim is the “Go to person” for window , gutter and solar panel cleaning. He always does a great job. Thank you Tim for yesterday’s job. Mo
Tim did a great job washing our windows, inside and out. We had used him three years before and he did a good job then. Very happy with his work. We will use him again. Price was fair.
Tim did a great job on our windows. They are so clean! I would highly recommend him for the job. We are probably going to do other services he provides.
We had R:12 recommended to us by friends & are very thankful they did. We had Tim & his crew clean all windows & gutters around the house and we are very pleased with the results! Tim is very responsive, communicates well to set expectations and showed up when promised. We would highly recommend them!
I had Tim clean my windows and gutters and also install pigeon proofing on my solar array. He was prompt and very professional, and the work was well done.
Tim does a wonderful job cleaning windows. Very professional and thorough.
Tim did a great job on our windows. He was professional and it was easy to schedule an appointment. Communication is great. I received a reminder the evening before and he kept me up to date on his exact arrival the day of the appointment.
Tim did an amazing job for us.
Tim was kind, polite, professional, and went out of his way to look after my home. I am very thankful that I called him and will be using him in the future for his services.
Tim has been doing the windows of our 2-story house for years. Today, we also had him soft wash our house exterior. The house was really dirty, and now it looks great! Tim does a wonderful job, and is efficient and tidy. We enjoy having him around and appreciate his professionalism.
Easy to work with and very responsive. Windows look good and helpful with bird abatement.
Prompt, polite and great work. Could not be happier with the cleanliness of my windows and solar panels
Always an exceptional job with our window and solar cleaning. Thanks Tim!!
We have used Tim several years now and love his service. Best service ever!!!!
This is our third year using Tim and his company for window cleaning. When Tim cleans the windows, they stay clean for an entire year. We are very satisfied and will continue to use him in the years to come.
Tim is very professional and efficient. Did a great job. Thank you 😊 🙏
Tim does an excellent job and is friendly & courteous !
Tim did an excellent job washing our very dirty windows. He was efficient, prompt getting back to us, & pleasant to work with. I highly recommend his services.
Fast and efficient , great communication and reasonable pricing. Win win !
Thank you so much for the amazing window cleaning! Our place looks beautiful. You were so professional, careful with our belongings, and incredibly patient with us. We truly appreciate your hard work! Thank you again for the wonderful service, Mario and Becky
If you want high quality, dependable window and solar cleaning service R12 is the company to go with! I’ve used them for several years and am extremely happy with them. Tim responds quickly to requests and is a great communicator.
Great work, professional, and the most important part…. Clean windows, tracks, and screens. Thanks Tim.
Great job, efficiently done.
Tim did a great job on exterior and interior windows… He was prompt and kept in touch by texting… We are very satisfied customers… Thank you Tim for a job well done..
Tim provides a vital and friendly service keeping our solar and windows clean about three times each year. We always know the work gets done right. Scheduling is easy using texting and keeping each other informed. The cost for service is reasonable.
I've been 100% satisfied these past 8 years with R12 Window Cleaning, Solar Panel cleaning & bird abatement. Tim is professional, always on time, considerate of my beautiful yards & home interior when he's here. I highly recommend R12 for all your window, gutter, solar panels & bird abatement needs. 5 *****
Tim has done a spectacular job cleaning my windows for 3 or 4 years. He makes time available for my job quickly, arrives on time and has a special system to keep the water contained, just enough solution to do a clean and sparkly job. He has such a great personality, I enjoy having him in my home. The fee is very…
R 12 window cleaning Did a great job on my home. If you need your windows cleaned, I highly recommend them. Communication was a 10 punctuality was a 10. Tim was great went above and beyond.
We are so pleased with the job Tim did on our windows. I didn’t realize how bad our windows were until Tim was finished. They are so clean. I really appreciated his professionalism between texting appointment reminders and keeping me updated on his arrival time. I highly recommend R:12 Window Cleaning.
I contacted Tim on 5/11 after our previous window cleaner didn't show up (on the same day) for an appointment we had scheduled months ago. I told Tim we needed help ASAP because we were hosting a party on 5/20 (yesterday). Tim made it happen by getting us on the calendar for this past Saturday afternoon. Our…
R12 has been cleaning my windows yearly for about a decade. The windows are always spotless, and they keep the work area clean. It is not an easy commute to my house, and I appreciate that Tim is always courteous and keeps me informed about the arrival time.
We recently used R12 window cleaning service and were very impressed with the results. Tim arrived on time, worked efficiently, and paid close attention to detail. Our windows look spotless inside and out, and the whole house feels brighter. Tim was very professional, courteous, and respectful of our property…
Tim and his team did a great job power washing and treating our roof, cleaning the solar panels, and cleaning inside and outside windows, including the tracks and screens. They are very professional, thorough and friendly. Highly recommend!
Tim did a great job in cleaning my solar panels and windows inside and out. Shows up on time and is very professional. Will definitely use his services again.
I have my windows cleaned often and never as someone taken the time to even remove wax off the slider from the floor sprayer. Tim did a fabulous job. So glad I found him
Tim is the ultra professional! He is always on time, will text you & let you know where he is & when he will arrive. If you want sparkling clean windows inside & out call Tim. Highly recommend!
Tim did a great job with my high-ceiling windows. He was on time, and the results were excellent. I highly recommend him 👌
Not only does Tim do an amazing job with both windows and solar panel cleaning. He truly cares about his customers and came through last minute when I needed the job done. 100% Satisfied Customer!!!
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Price
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Price verdictsGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| Interior & exterior window cleaning | 51 | $189–$410 |
| Gutter cleaning | 23 | — |
| Window washing | 12 | — |
| Power/pressure washing | 12 | — |
| Rooftop/skylight cleaning | 11 | — |
| Glass & mirror cleaning | 2 | — |

