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Best Computer Repair Shops in Clayton, CA (2026)

104 computer repair shops ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Clayton: Phone / Computer / Game Console Repair - QuickFix, IFR Score 68/100; 4.8★ from 506 Google reviews; open 7 days a week.

  2. 8

    Most-reviewed: ComputerLand of Berkeley, 453 Google reviews at 4.7★, the most of 104 ranked after Phone / Computer / Game Console Repair - QuickFix; ranked #8.

Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank

104 Clayton computer repair shops are ranked here by IFR Score, from nine published factors. 70 open Saturdays and 41 open Sundays, based on posted hours. The median Google rating is 4.8★ across 104 rated IT firms.

Most of this list also appears on the Computer repair shops in Concord ranking. See Computer repair shops in Concord

Top 10 computer repair shops in Clayton at a glance

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

Top 10 computer repair shops in Clayton at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1Phone / Computer / Game Console Repair - QuickFix684.8★ (506)Pittsburg, 7 mi awaySat · Sun · EveningsOverall
2Smart Tech Ready664.7★ (274)Antioch, 7 mi awaySat · Sun · Evenings—
3TechStop - Phone / Computer / Game Console Repair654.8★ (177)Concord, 6 mi awaySat · Sun · Evenings—
4CaliPhonia Phone, Computer Repair & Data Recovery654.8★ (227)Walnut Creek, 7 mi awaySat · Sun · Evenings—
5Mr. Telephone Man654.9★ (326)Antioch, 7 mi awaySat—
6HJ TechFix Phone/Computer/PS5 HDMI Repairs654.9★ (199)Pittsburg, 5 mi awaySat—
7iRepair Cell & Tablets- Computer Repair624.8★ (140)Walnut Creek, 7 mi awaySat · Evenings—
8ComputerLand of Berkeley624.7★ (453)Berkeley, 19 mi awaySatMost reviews
9Quickfix Wireless624.9★ (176)Oakland, 20 mi awaySat · Sun · Evenings—
10The Cool Guys Computer Repair615.0★ (111)El Cerrito, 19 mi awaySat · Sun · Evenings—

The 104 best computer repair shops in Clayton, ranked

Ordered by IFR Score, a 0–100 score from nine published factors. Paid placement never changes the order.

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

Scores below: based on 8 of 9 factors; recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 Smart Tech Ready

    Based in Antioch, 7 mi away

    66/100IFR Score

    Ranked #2 because of its Google rating and service focus: 4.7★ from 274 Google reviews, listed on Google as “Computer repair service”.

    • 4.7★ from 274 Google reviews
    Hours
    Mon–Sat 11 AM–7 PM · Sun 11 AM–6 PM
    Address
    2550 Somersville Rd #60, Antioch, CA 94509
    View profile for Smart Tech Ready(925) 206-4526

  5. #5 Mr. Telephone Man

    Based in Antioch, 7 mi away

    65/100IFR Score

    Ranked #5 because of its Google rating and service focus: 4.9★ from 326 Google reviews, listed on Google as “Computer repair service”.

    • 4.9★ from 326 Google reviews
    Hours
    Mon–Fri 11 AM–6 PM · Sat 10 AM–6 PM · Sun closed
    Address
    2509 San Jose Dr, Antioch, CA 94509
    View profile for Mr. Telephone Man(925) 384-0808

  8. #8 ComputerLand of Berkeley

    Based in Berkeley, 19 mi away

    62/100IFR Score

    Ranked #8 because of its Google rating and service focus: 4.7★ from 453 Google reviews, listed on Google as “Computer repair service”.

    • 4.7★ from 453 Google reviews
    Hours
    Mon–Fri 9 AM–6 PM · Sat 10 AM–5 PM · Sun closed
    Address
    2040 Kala Bagai Wy, Berkeley, CA 94704
    View profile for ComputerLand of Berkeley(510) 981-0900

  9. #9 Quickfix Wireless

    Based in Oakland, 20 mi away

    62/100IFR Score

    Ranked #9 because of its Google rating and service focus: 4.9★ from 176 Google reviews, listed on Google as “Computer repair service”.

    • 4.9★ from 176 Google reviews
    Hours
    Mon–Sat 9 AM–7 PM · Sun 9 AM–5 PM
    Address
    3928 Telegraph Ave, Oakland, CA 94609
    View profile for Quickfix Wireless(510) 817-4448

  12. #12 Ken's Tech Repair

    Based in San Leandro, 19 mi away

    61/100IFR Score

    Ranked #12 because of its Google rating and service focus: 4.7★ from 156 Google reviews, listed on Google as “Computer repair service”.

    • 4.7★ from 156 Google reviews
    Hours
    Mon–Sun 9 AM–7 PM
    Address
    San Leandro, CA 94577
    View profile for Ken's Tech Repair(510) 816-5250

  13. #13 Eric's Computers

    Based in Concord, 6 mi away

    60/100IFR Score

    Ranked #13 because of its Google rating and service focus: 4.9★ from 48 Google reviews, listed on Google as “Computer repair service”.

    • 4.9★ from 48 Google reviews
    Hours
    Mon–Sat 8:30 AM–5 PM · Sun closed
    Address
    2038 Elm St, Concord, CA 94519
    View profile for Eric's Computers(925) 676-5644

  14. #14 Fix that Mac

    Based in Concord, 6 mi away

    60/100IFR Score

    Ranked #14 because of its Google rating and service focus: 4.4★ from 93 Google reviews, listed on Google as “Computer service”.

    • 4.4★ from 93 Google reviews
    Hours
    Mon–Sat 10 AM–6 PM · Sun closed
    Address
    2095 Pacheco St, Concord, CA 94520
    View profile for Fix that Mac(925) 566-8225

  16. #16 Bay IC Repair

    Based in Castro Valley, 19 mi away

    60/100IFR Score

    Ranked #16 because of its Google rating and service focus: 4.7★ from 135 Google reviews, listed on Google as “Computer repair service”.

    • 4.7★ from 135 Google reviews
    Hours
    Mon 10 AM–6 PM · Tue closed · Wed–Fri 10 AM–6 PM · Sat–Sun 11 AM–5 PM
    Address
    20881 Redwood Rd, Castro Valley, CA 94546
    View profile for Bay IC Repair(510) 922-0013

  17. #17 Peguy@IT-Repair

    Based in Antioch, 9 mi away

    60/100IFR Score

    Ranked #17 because of its Google rating and service focus: 4.5★ from 25 Google reviews, listed on Google as “Computer repair service”.

    • 4.5★ from 25 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    203 Wilbur Ave, Antioch, CA 94509
    View profile for Peguy@IT-Repair(925) 329-2889

  19. #19 R-Computer

    Based in Concord, 7 mi away

    60/100IFR Score

    Ranked #19 because of its Google rating and service focus: 4.9★ from 78 Google reviews, listed on Google as “Computer service”.

    • 4.9★ from 78 Google reviews
    Hours
    Mon–Fri 9 AM–5:30 PM · Sat–Sun closed
    Address
    3953 Industrial Way Ste A, Concord, CA 94520
    View profile for R-Computer(925) 798-4884

  20. #20 My Emergency Guy

    Based in Oakland, 18 mi away

    60/100IFR Score

    Ranked #20 because of its Google rating and service focus: 4.6★ from 139 Google reviews, listed on Google as “Computer repair service”.

    • 4.6★ from 139 Google reviews
    Hours
    Mon–Fri 10 AM–5 PM · Sat 10 AM–4 PM · Sun closed
    Address
    6019 College Ave, Oakland, CA 94618
    View profile for My Emergency Guy(510) 621-3059

  21. #21 Custom Computers Inc.

    Based in Concord, 4 mi away

    60/100IFR Score

    Ranked #21 because of its Google rating and service focus: 4.9★ from 54 Google reviews, listed on Google as “Computer repair service”.

    • 4.9★ from 54 Google reviews
    Hours
    Mon–Fri 9 AM–5:30 PM · Sat–Sun closed
    Address
    4425 Treat Blvd e, Concord, CA 94521
    View profile for Custom Computers Inc.(925) 689-9054

  22. #22 Recom Computers

    Based in Walnut Creek, 6 mi away

    59/100IFR Score

    Ranked #22 because of its Google rating and service focus: 4.0★ from 30 Google reviews, listed on Google as “Computer repair service”.

    • 4.0★ from 30 Google reviews
    Hours
    Mon–Fri 9 AM–7 PM · Sat–Sun 9 AM–5 PM
    Address
    1513 Wicklow Ct, Walnut Creek, CA 94598
    View profile for Recom Computers(925) 280-4859

  23. #23 CCI Computer Jam, Inc.

    Based in Walnut Creek, 7 mi away

    59/100IFR Score

    Ranked #23 because of its Google rating and service focus: 4.6★ from 46 Google reviews, listed on Google as “Computer repair service”.

    • 4.6★ from 46 Google reviews
    Hours
    Mon–Fri 11:30 AM–6 PM · Sat 12 PM–5 PM · Sun closed
    Address
    1601 N Main St #103, Walnut Creek, CA 94596
    View profile for CCI Computer Jam, Inc.(925) 939-8480

How we ranked Clayton computer repair shops

We scored 104 Clayton computer repair shops on nine factors, weighted as shown. An IT firm is ranked when its service is confirmed and it has 3 or more Google reviews or a claimed profile. An IT firm with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 9, 2026.

Paid placement never changes a rank or score. Sponsored businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

IFR Score factors and weights
FactorWeightComputed fromIn Clayton data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Review volume15%Number of Google reviews, compared with the most-reviewed IT firm on the listMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday and 24/7 supportMeasured
Service focus15%How clearly the firm does this service (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The firm has claimed its IT Firms Ranked profile (free or paid earn the same)Measured
Partnered5%The firm links to IT Firms Ranked from its own website with our badge, checked periodicallyMeasured
Client reviews10%Verified client reviews collected by IT Firms Ranked: their rating and how many there areMeasured

How to choose a computer repair shop

  1. Ask for a written estimate and approve any extra work before it is done.
  2. Ask whether they come on site and whether they work on business systems as well as home computers.
  3. Check the warranty on parts and labour.
  4. Ask for two or three references from clients of your size and industry, and call them.
  5. Get the scope, response times and price in writing before you sign, including how you leave and get your data back.

Questions to ask a computer repair shop

  • Is the diagnosis free, and how much is the estimate likely to change?
  • Do you back up our data before the repair?
  • Do you offer on-site visits for businesses?
  • What warranty do you give on parts and labour?
  • How long will the repair take?

Terms explained

MSP (managed service provider)
A firm that runs a business’s IT for a recurring fee: monitoring, patching, help desk, backups and security tools.
Co-managed IT
An arrangement where an outside firm supports an in-house IT person or team, sharing tools and tasks.
Break-fix
IT support paid per incident or per hour, with no monthly agreement.
SLA (service-level agreement)
The contract terms for response and resolution times, uptime and support hours.
Help desk
The support line staff call or email for IT problems.
RMM
Remote monitoring and management software that lets an IT firm watch, patch and fix computers remotely.
vCIO
A virtual chief information officer: part-time IT strategy and budgeting from an outside firm.
MSSP
A managed security service provider: a firm that monitors and manages security tools around the clock.
EDR / MDR
Endpoint detection and response software, and the managed service of people watching its alerts (managed detection and response).
MFA
Multi-factor authentication: a second proof of identity, such as an app prompt, on top of a password.
Penetration test
An authorised, simulated attack on your systems to find weaknesses before criminals do.
SOC 2
An independent auditor’s report (AICPA standard) on a service provider’s security controls.

Computer repair shops in Clayton: frequently asked questions

Who is the best computer repair shop in Clayton?

By IFR Score, the highest-ranked computer repair shop in Clayton, CA is Phone / Computer / Game Console Repair - QuickFix with an IFR Score of 68/100. It has 4.8★ from 506 Google reviews. It is open 7 days a week. Smart Tech Ready (#2) and TechStop - Phone / Computer / Game Console Repair (#3) follow. We ranked 104 computer repair shops on nine factors, last updated November 9, 2026.

How many computer repair shops are there in Clayton?

ITFirmsRanked ranks 104 computer repair shops serving Clayton, CA. Counts are as of November 2026.

Which computer repair shops in Clayton work on weekends?

70 of 104 ranked computer repair shops post Saturday hours and 41 post Sunday hours. The highest-ranked open Saturdays are Phone / Computer / Game Console Repair - QuickFix (#1), Smart Tech Ready (#2) and TechStop - Phone / Computer / Game Console Repair (#3). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do Clayton computer repair shops have?

The median Google rating among 104 rated computer repair shops in Clayton is 4.8★, with a median of 25 reviews. Phone / Computer / Game Console Repair - QuickFix has the most, 506 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ITFirmsRanked rank computer repair shops?

Each computer repair shop gets a 0–100 IFR Score from nine published factors, led by reputation (25%), review volume (15%), service focus (15%) and recency (10%). An IT firm with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only IT firms with a confirmed service and 3 or more reviews, or a claimed profile, are ranked.

Do computer repair shops outside Clayton count in this ranking?

Yes, if they are within 20 mi of the Clayton city center, our service radius for computer repair shops. Each listing shows where the IT firm is based and how far away it is. Proximity is 5% of the IFR Score, so a nearby IT firm gets a small edge.

Can computer repair shops pay to rank higher on ITFirmsRanked?

No. The IFR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured IT firms may appear above the list, labelled Sponsored and showing their honest rank.

What does a computer repair shop do?

Computer repair shops fix desktops, laptops and printers in store or on site: hardware repairs, upgrades, virus removal and setup. Many serve small offices as well as households.

How are computer repair shops in Clayton ranked?

By IFR Score: Google rating and review volume, recent reviews, opening hours, how clearly the firm does computer repair, distance, a claimed profile, our badge and verified client reviews. Sponsored placements never change the order.

Should a business use a computer repair shop or an IT provider?

A repair shop suits one-off fixes on a few computers. Once you rely on shared files, email, backups and security across several staff, an IT provider with a support agreement usually works out better.

Should we back up before a repair?

Yes, if the computer still starts. Repairs can involve replacing drives or reinstalling the system. Ask the shop whether it backs up data first and what it charges.

Update log for Clayton

  1. November 2026: IFR Scores recalculated for 104 computer repair shops serving Clayton.

More computer repair shops and Clayton pages