#1
The Fix - Tech Repair in Walmart St. Peters
“Excellent , knowledgeable and friendly service. Ram was amazing and awesome. I appreciated how patiently he work with me and my computer. I am grateful.” — Google review
Experts Reviews · 2026 Ratings
The Best Electronics Repair Shops in O'Fallon, MO
We graded 9 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
—typical jobMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range).
98%say the price was fairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”.
4.80★average ratingPlain average of every Google star rating we collected for these companies.
3.3%bad jobs (1–2★, 2 yrs)Share of 1–2★ reviews in the last 24 months — or the 20 newest reviews when the company had fewer than 20 in that time.
From 12,788 Google reviews of 51 top-rated electronics repair shops nationwide; 9 of them in O'Fallon, MO. Updated November 1, 2026.
Find the right company for your job
Pick the job — we re-rank companies by how customers rated that exact job.
Overall ratings
Experts Score 0–100Experts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of electronics repair shops).
| # | Company | ScoreExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. | FactorsFactor grades, in orderSatisfaction (54%): Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Reliability (24%): How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Craft & service (0%): Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Replies to reviews (7%): How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20. | ★Google star rating as shown on Google Maps. | Typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews). |
|---|---|---|---|---|---|
| 1 | A 98How 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 69%98+67.8Reliability 31%97+29.8Experts Score= 98Not enough data for value, 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. | AA––A– | 4.98 | — | |
| 2 |  BAS ElectronicsO'Fallon, MO | A 92How 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 55%94+51.3Reliability 24%93+22.5Value 14%100+14.1Replies to reviews 7%57+4Craft & service penalty99−0.1Experts Score= 92Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAC | 4.90 | — |
| 3 |  Autotech Auto CenterO'Fallon, MO | A 91How 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 55%91+49.6Reliability 24%88+21.3Value 14%100+14.1Replies to reviews 7%82+5.8Experts Score= 91Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.87 | — |
| 4 |  Onsite Computer Consulting - Computer ParamedicO'Fallon, MO | A 91How 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 55%96+52.4Reliability 24%92+22.3Value 14%100+14.1Replies to reviews 7%30+2.1Experts Score= 91Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAD | 4.93 | — |
| 5 |  Automated Technologies Computer ServicesO'Fallon, MO | A 91How 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%90+52.8Reliability 26%91+23.7Value 15%97+14.8Craft & service penalty99−0.1Experts Score= 91Not 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. | AAAAA– | 4.93 | — |
| 6 |  Power Up ComputersO'Fallon, MO | A 88How 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 55%92+50.2Reliability 24%86+20.8Value 14%100+14.1Replies to reviews 7%45+3.2Experts Score= 88Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAC | 4.90 | — |
| 7 | B 79How 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 64%80+50.8Reliability 28%72+20.3Replies to reviews 8%100+8.2Experts Score= 79Not enough data for value; its weight is shared by the others.Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AB––AA | 4.80 | — | |
| 8 |  uBreakiFix - Phone and Computer RepairO'Fallon, MO | B 77How 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 55%74+40.4Reliability 24%65+15.8Value 14%100+14.1Replies to reviews 7%94+6.6Momentum penalty97−0.3Experts Score= 77Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BBAAAA | 4.75 | — |
| 9 |  Mr. Mobile Cellphone and ComputerO'Fallon, MO | B 73How 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 64%79+50.2Reliability 28%63+17.8Replies to reviews 8%83+6.8Momentum penalty79−2.1Experts Score= 73Not enough data for value; its weight is shared by the others.Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BB––BA | 4.84 | — |
What jobs cost
What customers paid, from the price Google asks reviewers to report.
| Job | Low25th percentile: 1 in 4 customers paid less than this. | TypicalMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range). | High75th percentile: 1 in 4 customers paid more than this. | FairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”. |
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Electronics Repair Shops in O'Fallon, MO at a glance
How the 9 electronics repair shops we rated in O'Fallon, MO compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A667%
- Grade B333%
- Grade C00%
- Grade D00%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up556%
- 4.80–4.89★333%
- 4.60–4.79★111%
- Below 4.60★00%
What customers praise
Share of Google review highlights.
- Quality25125%
- Professionalism27126%
- Responsiveness22322%
- Punctuality424%
- Value23623%
Was the price fair?
All price verdicts left with reviews.
- Great price10047%
- Reasonable10449%
- Overpriced52%
- Not sure31%
Price verdicts by year
Share calling it great / reasonable / overpriced.
2025
2026
How we grade
Satisfaction (54%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.
Reliability (24%) — How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.
Craft & service (penalty, up to −10) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.
Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.
Momentum (penalty, up to −10) — Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.
Replies to reviews (7%) — How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.
The 10 best-rated electronics repair shops in O'Fallon, MO average 4.9★ on Google across 4,981 reviews. The Fix - Tech Repair in Walmart St. Peters has the top rating (5.0★), and uBreakiFix - Phone and Computer Repair has the most reviews (1,305). Updated October 29, 2026.
10 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (4,981 reviews combined) and currently operating. Request a call back and the company will phone you directly.
#2
Autotech Auto Center
“This was a great experience. They really stepped up on getting me fixed up quick. I had a bad flat and they were so quick to get me in and also gave me a loaner car since mine was to unsafe to drive! I will be back…” — Google review
#3
Power Up Computers
“I highly recommend Power up Computers. I trust Leo with resolving any issues that I have. The turn around time is quick.” — Google review
#4
The Fix in Walmart Lake St. Louis
“I came into the store looking for help with my Galaxy S24 phone. I needed phone accessories, case and tempered glass. They have a huge collection of them. An employee named Sam came to my rescue, as I had no clue…” — Google review
#5
uBreakiFix - Phone and Computer Repair
“Took my phone in after having an issue with my charging port. They fixed it in less than 15 minutes and it cost even less than the initial (reasonable) quote. Highly recommend!” — Google review
#6
Sam's Cell Phone Repair
“Good service, fair prices and they get the job done on the timeline established. I've taken my phone here 3 times, everytime very pleased. Keep it up!” — Google review
#7
Mr. Mobile Cellphone and Computer
“Built my first pc since 2006 and hardware was fine got to the psu and motherboard connections and fan control and got stumped, This guy was the hero I needed and got everything on and connected and was very…” — Google review
#8
Onsite Computer Consulting - Computer Paramedic
“Bill and the team at Onsite Computers were a huge help. They quickly diagnosed and fixed our camera system issues and got our network running properly again. Their communication was great, they were professional…” — Google review
#9
BAS Electronics
“Amazing service and such a wonderful find. He did such an amazing job! I highly recommend this shop for your audio repair needs. Work on my much loved Walkman was completed super fast and works just fine.” — Google review
#10
Automated Technologies Computer Services
“We had these guys replace a computer screen for a laptop. Went very well and got it back quickly. Would highly recommend and use again.” — Google review
How we pick electronics repair shops in O'Fallon
We scan Google Maps for electronics repair shop listings in and around O'Fallon, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Frequently asked questions
Who is the highest-rated electronics repair shop in O'Fallon?
The Fix - Tech Repair in Walmart St. Peters has the highest Google rating on our O'Fallon list: 5.0 out of 5 from 382 reviews (as of October 29, 2026).
Which electronics repair shop in O'Fallon has the most reviews?
uBreakiFix - Phone and Computer Repair has the most Google reviews among the companies listed here: 1,305, with a 4.8★ average.
How are these electronics repair shops chosen?
Only open O'Fallon-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.