---
title: "relay buddy — Niche Verdict: Skip it (37/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/relay-buddy"
last_updated: "2026-07-13T20:02:51.444Z"
locale: en
meta:
  description: "soft demand (-16.7% this quarter) — relay buddy doesn't clear our bar today."
  "og:description": "soft demand (-16.7% this quarter) — relay buddy doesn't clear our bar today."
  "og:title": "relay buddy — Niche Verdict: Skip it (37/100) | Amazon United States - Flapen"
---

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# **relay buddy**

**Skip it**

Soft demand (-16.7% this quarter) — this niche doesn't clear our bar today.

Market size 23Growth 17Conversion 47Competition 40Returns 55Price range 56Avg price 73Brand share 18Review moat 81Quality gap 23

**Review moat**

**Great****385.8**

avg incumbent reviews — the moat a new listing must climb

**Avg price**

**Good****$105.80**

avg listing price — sweet spot $15–$100

**Price range**

**Good****$15.66–$166.44**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Returns**

**Good****2.8%**

return rate — above 6% kills the launch gate

**Conversion**

**Okay****3.8%**

search→purchase rate — share of searches ending in a sale

**Competition**

**Okay****61%**

top-5 click share — leaders hold, buyers still browse

**Market size**

**Bad****$92K**

$92K/yr · 23K searches

**Quality gap**

**Bad****4.6★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Bad****93%**

top-5 brand share — brand-locked demand

**Growth**

**Bad****-16.7%**

90-day search growth — must beat 0% to launch

## **Competition**

The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**8 **—flat

**Sellers**

**49**

**Top-5 brand share**

**93%**

**Open market**

**4%**

- Relay Buddy49% - ES23% - Sound Troubleshooting10% - Performance Tool6% - Lisle6% - Electronic Specialties3% - Open — no brand owns it (2 brands, 4%)

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%5%$5K10%$9K15%$14K20%$18K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 15 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Relay Buddy Super Pro Kit Chrome Green/Red/Yellow](https://m.media-amazon.com/images/I/41qT6BhOTIL.jpg)**Relay Buddy Super Pro Kit Chrome Green/Red/Yellow**ES**$163.25**4.6★171 rev](https://www.amazon.com/dp/B0BFBTW5B8) [2![Super Relay Buddy](https://m.media-amazon.com/images/I/41rUWrXOwFL.jpg)**Super Relay Buddy**Relay Buddy**$104.79**4.6★557 rev](https://www.amazon.com/dp/B0BFCJJNB1) [3![Electronic Specialties 190 Relay Buddy Automotive Relay Tester](https://m.media-amazon.com/images/I/41AmKjz8n0L.jpg)**Electronic Specialties 190 Relay Buddy Automotive Relay Tester**Relay Buddy**$69.31**4.6★628 rev](https://www.amazon.com/dp/B0054WGSD2) [4![ESI 193 Black 2.5 x 5 12/24V Diagnostic Relay Buddy Pro Test Kit](https://m.media-amazon.com/images/I/41VaX2iuUWL.jpg)**ESI 193 Black 2.5 x 5 12/24V Diagnostic Relay Buddy Pro Test Kit**Relay Buddy**$156.42**4.6★398 rev](https://www.amazon.com/dp/B00NI10152) [5![Relay Buddy 12/24 Volt](https://m.media-amazon.com/images/I/41UxsILDImL.jpg)**Relay Buddy 12/24 Volt**Relay Buddy**$71.98**4.5★482 rev](https://www.amazon.com/dp/B0014DDKC2)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Super Relay Buddy](https://m.media-amazon.com/images/I/41TwUX9jq9L.jpg)**Super Relay Buddy**Relay Buddy**$166.44**0 rev8mo ago](https://www.amazon.com/dp/B0G236QXRR) [![Sound Troubleshooting Automotive Relay Tester - 4 & 5 Pin 12V Auto Diagnostic Tool Small Handheld DIY Car Tester with Battery Clips Relay Testing Kit Electrical Systems Tool | Patented](https://m.media-amazon.com/images/I/41p8TuezW4L.jpg)**Sound Troubleshooting Automotive Relay Tester - 4 & 5 Pin 12V Auto Diagnostic Tool Small Handheld DIY Car Tester with Battery Clips Relay Testing Kit Electrical Systems Tool | Patented**Sound Troubleshooting**$45.04**325 rev1y ago](https://www.amazon.com/dp/B0DYPJQ2YX) [![Sound Troubleshooting Automotive Relay Tester with Relay Puller - 12V Auto Relay Diagnostic Tool Car Relay Tester with Battery Clips Relay Testing Kit Electrical Systems Tool | Patented](https://m.media-amazon.com/images/I/41jOGIte5aL.jpg)**Sound Troubleshooting Automotive Relay Tester with Relay Puller - 12V Auto Relay Diagnostic Tool Car Relay Tester with Battery Clips Relay Testing Kit Electrical Systems Tool | Patented**Sound Troubleshooting**$47.83**368 rev2y ago](https://www.amazon.com/dp/B0DSM43JZV) [![9038A Relay Bypass Switch Relay Tester Bypass Switch Kit with Amp Loop 6-Pack Black](https://m.media-amazon.com/images/I/416TMuYrvEL.jpg)**9038A Relay Bypass Switch Relay Tester Bypass Switch Kit with Amp Loop 6-Pack Black**Prismora**$15.66**543 rev2y ago](https://www.amazon.com/dp/B0CTTMV6HR) [![Performance Tool 3009 Compact Cordless Automotive Relay Tester for 12 Volt 4 and 5 pin relays and More](https://m.media-amazon.com/images/I/41rLSCJdq7L.jpg)**Performance Tool 3009 Compact Cordless Automotive Relay Tester for 12 Volt 4 and 5 pin relays and More**Performance Tool**$46.57**1,164 rev2y ago](https://www.amazon.com/dp/B0CB711FNB)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![ESI 193 Black 2.5 x 5 12/24V Diagnostic Relay Buddy Pro Test Kit](https://m.media-amazon.com/images/I/41VaX2iuUWL.jpg)**ESI 193 Black 2.5 x 5 12/24V Diagnostic Relay Buddy Pro Test Kit**Relay Buddy**$156.42**4.6★**▲ 153%**](https://www.amazon.com/dp/B00NI10152) [![Electronic Specialties ESI-194 Super Relay Buddy Relay Tester](https://m.media-amazon.com/images/I/413UKPoHHyL.jpg)**Electronic Specialties ESI-194 Super Relay Buddy Relay Tester**Electronic Specialties**$138.93**5.0★**▲ 134%**](https://www.amazon.com/dp/B0GLHPSCR7) [![Sound Troubleshooting Automotive Relay Tester with Relay Puller - 12V Auto Relay Diagnostic Tool Car Relay Tester with Battery Clips Relay Testing Kit Electrical Systems Tool | Patented](https://m.media-amazon.com/images/I/41jOGIte5aL.jpg)**Sound Troubleshooting Automotive Relay Tester with Relay Puller - 12V Auto Relay Diagnostic Tool Car Relay Tester with Battery Clips Relay Testing Kit Electrical Systems Tool | Patented**Sound Troubleshooting**$47.83**4.5★**▲ 51%**](https://www.amazon.com/dp/B0DSM43JZV) [![Electronic Specialties 190 Relay Buddy Automotive Relay Tester](https://m.media-amazon.com/images/I/41AmKjz8n0L.jpg)**Electronic Specialties 190 Relay Buddy Automotive Relay Tester**Relay Buddy**$69.31**4.6★**▲ 22%**](https://www.amazon.com/dp/B0054WGSD2) [![Super Relay Buddy](https://m.media-amazon.com/images/I/41TwUX9jq9L.jpg)**Super Relay Buddy**Relay Buddy**$166.44**0.0★**▲ 14%**](https://www.amazon.com/dp/B0G236QXRR)

**~~View all trending →~~**

## **Demand**

Weekly Amazon search volume, last 31 weeks — -16.7% search growth over the last 90 days.

500300Dec '25Jan '26Feb '26Mar '26Apr '26May '26

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Efficiency**26%

*“it works amazing”*

**Quality-Overall**18%

*“excellent product”*

**Advertised Vs Actual Product**16%

*“Works like should”*

**Value For Money**14%

*“Money well spent”*

**Ease Of Use**13%

*“Easy to use”*

**Strength**2%

*“Also very effective”*

**Functionality-Overall**2%

*“Works well,”*

**Portability**2%

*“practical for carrying in the car”*

**Instructions/User Manual/Troubleshooting**2%

*“This tester is simple to use unbox it follow directions”*

**Compatibility-Overall**1%

*“This should work great with my DC miliamp ckamp meter for diagnostic testing”*

### **What buyers complain about **

**Compatibility-Overall**31%

*“Not compatible with Ford”*

**Functionality-Overall**15%

*“Did not work”*

**Size-Overall**10%

*“Doesnt fit em all”*

**Battery Life**8%

*“went to use it again a few months latter put batterys back in it wont work put new batterys in it still does not work”*

**Durability**6%

*“Dies quickly and only works for a couple jumps”*

**Product Condition**6%

*“This item probably will be returned”*

**Natural Resource Wastage**4%

*“Waste of $”*

**Quality-Overall**2%

*“Bad tester”*

**Strength**2%

*“Not strong enough to jump all types of cars”*

**Value For Money**2%

*“Very good item even though a little pricey”*

### **Top return reasons **

**Compatibility-Overall**30%

**Functionality-Overall**25%

**Size-Overall**16%

**Defective Material/Parts**8%

**Advertised Vs Actual Product**6%

**Value For Money**4%

**Quality-Overall**2%

**Product Condition**2%

**Connectivity-Overall**1%

**Measurement/Reading Accuracy**1%