---
title: "Shoulder Reliever Ball Swing — $417K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/shoulder-reliever-ball-swing"
last_updated: "2026-08-11T12:16:55.608Z"
locale: en
meta:
description: "Niche score 34/100 · $417K/yr market · 160K searches/yr · $48.65 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 34/100 · $417K/yr market · 160K searches/yr · $48.65 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Shoulder Reliever Ball Swing — $417K/yr Amazon US Niche (2026) - Flapen"
---
# **shoulder reliever ball swing**
**Skip it**
Soft demand (-52.7% this quarter) — this niche doesn't clear our bar today.
Market size 56Growth 0Conversion 61Competition 0Returns 66Price range 59Avg price 94Brand share 0Review moat 25Quality gap 35
**Avg price**
**Great****$48.65**
avg listing price — sweet spot $15–$100
**Returns**
**Good****2.4%**
return rate — above 5% kills the launch gate
**Conversion**
**Good****5.3%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****$13.48–$157.00**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Good****$417K**
$417K/yr · 160K searches
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****4,442.2**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-52.7%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****100%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, shoulder reliever ball swing is a $417K/yr Amazon United States market (160K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 34/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **shoulder reliever ball swing market data**
- **Units sold / yr**
- **4K–5K**
- avg 500–750/product
- **Revenue / yr**
- **$195K–$243K**
- units × avg price
- **Conversion rate**
- **5.3%**
- **Avg BSR**
- **#69**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **11.1%**
- **Avg brand age**
- **52 months**
- **Avg seller age**
- **162 days**
## **Competition & brand share**
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▼falling
**Sellers**
**7**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**100%**
Top 20: 100%
**Open market**
**0%**
- SHOULDERreliever64% - THERABAND18% - Keepark8% - Vive6% - Kikeep4%
## **Demand**
Weekly Amazon search volume, last 34 weeks — -52.7% search growth over the last 90 days.
4K3KBlack Friday '25Spike '26Nov '25Dec '25Feb '26Mar '26Apr '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/health-household/shoulder-reliever-ball-swing/trend)
## **Top shoulder reliever ball swing search terms**
- **shoulder reliever**68K/yr-33.2%5.7% conv. - **shoulder reliever ball swing**77K/yr-74.1%5.3% conv. - **shoulder ball swing therapy**5K/yr-36.5%5.5% conv. - **the shoulder reliever**4K/yr-6.5%2.9% conv. - **shoulder reliever ball swing exerciser kit**3K/yr-18.0%4.7% conv. - **shoulder reliever system**4K/yr-75.7%7.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/shoulder-reliever-ball-swing/search-terms)
## **Top shoulder reliever ball swing products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%20%$83K40%$167K60%$250K80%$333K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 5 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Dr. Carrolls ShoulderReliever System - Physician-Developed Solution For Shoulder Pain Relief & Health - Relieve Bursitis Reduce Impingement Heal Frozen Shoulder - Rotator Cuff Tear Rehabilitation**SHOULDERreliever**$157.00**4.4★91 rev](https://www.amazon.com/dp/B0FQK4R819) [2**THERABAND Shoulder Pulley Over-the-Door Rehab System with Foam Handles Adjustable Rope & Color Markings for Range of Motion & Home Therapy Physical Therapy Equipment for Shoulder Rehab 1 count**THERABAND**$20.94**4.4★1,283 rev](https://www.amazon.com/dp/B0042TYPRY) [3**Arm Workout Equipment 360 Shoulder Reliever Ball Swing Upper Body Workout Equipment Rotating Ropeless Battle Rope Arm Trainer for Forearm Chest Shoulder & Wrist Strength for Men & Women - White**Keepark**$37.82**4.8★19 rev](https://www.amazon.com/dp/B0FVF1S998) [4**Vive Shoulder Pulley for Physical Therapy - Rotator Cuff Pain Pulley System - Over Door Rehab Exerciser - with Durable Metal Pulley & Comfortable Padded Handles**Vive**$13.48**4.5★20,803 rev](https://www.amazon.com/dp/B071149H43) [5**Kikeep Exercise Ball for Shoulder Pain Outdoor Fitness Hand Throwing Ball Stretch Arm and Shoulder Joints**Kikeep**$13.99**4.6★15 rev](https://www.amazon.com/dp/B0GCLBB4NP)
### **Newest**
by launch date
[**Kikeep Exercise Ball for Shoulder Pain Outdoor Fitness Hand Throwing Ball Stretch Arm and Shoulder Joints**Kikeep**$13.99**15 rev6mo ago](https://www.amazon.com/dp/B0GCLBB4NP) [**Arm Workout Equipment 360 Shoulder Reliever Ball Swing Upper Body Workout Equipment Rotating Ropeless Battle Rope Arm Trainer for Forearm Chest Shoulder & Wrist Strength for Men & Women - White**Keepark**$37.82**19 rev9mo ago](https://www.amazon.com/dp/B0FVF1S998) [**Dr. Carrolls ShoulderReliever System - Physician-Developed Solution For Shoulder Pain Relief & Health - Relieve Bursitis Reduce Impingement Heal Frozen Shoulder - Rotator Cuff Tear Rehabilitation**SHOULDERreliever**$157.00**91 rev10mo ago](https://www.amazon.com/dp/B0FQK4R819) [**Vive Shoulder Pulley for Physical Therapy - Rotator Cuff Pain Pulley System - Over Door Rehab Exerciser - with Durable Metal Pulley & Comfortable Padded Handles**Vive**$13.48**20,803 rev8y ago](https://www.amazon.com/dp/B071149H43) [**THERABAND Shoulder Pulley Over-the-Door Rehab System with Foam Handles Adjustable Rope & Color Markings for Range of Motion & Home Therapy Physical Therapy Equipment for Shoulder Rehab 1 count**THERABAND**$20.94**1,283 rev15y ago](https://www.amazon.com/dp/B0042TYPRY)
### **Trending**
90-day click momentum
[**THERABAND Shoulder Pulley Over-the-Door Rehab System with Foam Handles Adjustable Rope & Color Markings for Range of Motion & Home Therapy Physical Therapy Equipment for Shoulder Rehab 1 count**THERABAND**$20.94**4.4★**▲ 273%**](https://www.amazon.com/dp/B0042TYPRY) [**Kikeep Exercise Ball for Shoulder Pain Outdoor Fitness Hand Throwing Ball Stretch Arm and Shoulder Joints**Kikeep**$13.99**4.6★**▲ 261%**](https://www.amazon.com/dp/B0GCLBB4NP) [**Arm Workout Equipment 360 Shoulder Reliever Ball Swing Upper Body Workout Equipment Rotating Ropeless Battle Rope Arm Trainer for Forearm Chest Shoulder & Wrist Strength for Men & Women - White**Keepark**$37.82**4.8★**— 2%**](https://www.amazon.com/dp/B0FVF1S998) [**Dr. Carrolls ShoulderReliever System - Physician-Developed Solution For Shoulder Pain Relief & Health - Relieve Bursitis Reduce Impingement Heal Frozen Shoulder - Rotator Cuff Tear Rehabilitation**SHOULDERreliever**$157.00**4.4★**▼ 16%**](https://www.amazon.com/dp/B0FQK4R819) [**Vive Shoulder Pulley for Physical Therapy - Rotator Cuff Pain Pulley System - Over Door Rehab Exerciser - with Durable Metal Pulley & Comfortable Padded Handles**Vive**$13.48**4.5★**▼ 41%**](https://www.amazon.com/dp/B071149H43)
## **What buyers say about shoulder reliever ball swing**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**16%
*“This is beautifully made”*
**Ease Of Use**16%
*“Easy to use”*
**Efficiency**12%
*“does it work”*
**Advertised Vs Actual Product**8%
*“As advertised”*
**Value For Money**7%
*“good value”*
**Exercise/Sports Suitability**3%
*“This exercise ball is fantastic”*
**Grip**3%
*“The grip is comfortable”*
**Muscle Pain Relief**3%
*“have experienced some reduction in chronic shoulder aches”*
**Adjustability/Rotatability/Reclining**2%
*“the tension is adjustable”*
**Assembly/Installation**2%
*“easy install it”*
### **What buyers complain about **
**Pain Relief-Overall**13%
*“Not only does the product not help cure pain”*
**Value For Money**12%
*“A bit pricey”*
**Quality-Overall**5%
*“The Kikeep is not as well-made”*
**Strength**5%
*“Flimsy”*
**Functionality-Overall**5%
*“Did't work for me”*
**Instructions/User Manual/Troubleshooting**4%
*“no instructions”*
**Advertised Vs Actual Product**3%
*“not mentioned in the advertising”*
**Hard Feel**3%
*“Just not as smooth”*
**Ease Of Use**3%
*“Hard to close door”*
**Comfort-Overall**3%
*“which by the way is severely uncomfortable”*
### **Top return reasons **
**Advertised Vs Actual Product**15%
**Functionality-Overall**14%
**Joint Pain**11%
**Pain Relief-Overall**6%
**Size-Overall**6%
**Value For Money**5%
**Shoulder Fit**3%
**Quality-Overall**3%
**Defective Material/Parts**3%
**Strength**3%
## **Common questions**
- **Is shoulder reliever ball swing profitable to sell on Amazon United States?**
- The niche generates $417K/yr across 5 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -52.7%. Flapen's verdict: Skip it (34/100).
- **How competitive is the shoulder reliever ball swing niche?**
- 5 brands and 7 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in shoulder reliever ball swing?**
- Top complaints mined from reviews: Pain Relief-Overall, Value For Money, Quality-Overall. The return rate is 2.4%.
- **What does it cost to enter the shoulder reliever ball swing niche?**
- Listings span $13.48–$157.00; the average listing price is $48.65 (sweet spot $15–$100). The average incumbent carries 4,442 reviews — the moat a new listing must climb.
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