- Flapen Score
- 44 / 100Ranks 4,936 of 8,101 Sports & Outdoors niches · −3 vs the category median of 4744
- Market size
- $192K/yr88K searches / yr
- 90-day growth
- +28.9%search demand this quarter
- Competition
- 87%top-5 click share · 8 brands · 16 sellers
Flapen Score
Gripzilla against its category
The dotted line is the Sports & Outdoors average. Past it, Gripzilla is stronger. Inside it, weaker.
Market
The Gripzilla market on Amazon at a glance
Shoppers on Amazon United States searched for Gripzilla 88K times last year and spent an estimated $192K. The top 5 brands take 94% of clicks. Demand peaks in Dec. Flapen scores it 44 out of 100, a Fail.
01 · Demand
An estimated 3.8% of those searches ended in a purchase.
Shoppers searched for this 88K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 3.8% of those searches ended in a purchase. Searches in the last 90 days moved +28.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $192K a year.
- Searches, last 12 months
- 88K
- Growth, 90 days vs prior 90
- +28.9%
- Conversion, latest week
- 3.8%
- Market size, estimated
- $192Ka year
- Peak month
- December1.8× the quietest month
- Top search term
- gripzilla84K searches a year
02 · Price
A sale here is worth $57.43.
Listings sell for $57.43 on average, from $19.35 to $214.79. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 250 to 500 of them. At $57.43 that is $14K to $29K a year per listing.
- Average price
- $57.43inside the $15 to $100 sweet spot
- Price range
- $19.35–$214.79
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $14K–$29K
- Returns
- 1.2%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
82% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #67 within Strength Training Devices. It carries 955 reviews at 4.57 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 82%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #67in Strength Training Devices
- Average rating
- 4.57 starsAmazon United States average 4.42 stars
- Average reviews
- 955per listing
- Listings tracked
- 11
04 · Newcomers
2 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 48 months on average, so the names here are settling in.
- Launched, last 12 months
- 2
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 48 months
Products
Top Gripzilla products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 17, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Captains of Crush Hand Gripper No. 1.5 - (167.5 lb.)
- Price
- $29.05
- Rating
- 4.8/5
- Reviews
- 1,069
- Age
- 19y ago

GRIPZILLA Dynamo Forearm Strengthener and Wrist Comfortable Grip and a Durable Design Roller Perfect for Men and Women - Ideal for Hand Wrist and Forearm Strength Training Workout - Wrist/Arm Builder
- Price
- $118.40
- Rating
- 4.6/5
- Reviews
- 208
- Age
- 2y ago

Captains of Crush Hand Gripper Trainer - (100 lb.)
- Price
- $29.06
- Rating
- 4.8/5
- Reviews
- 3,089
- Age
- 19y ago

GRIPZILLA Tornado (2026 Steel Build) Multi-Axis Forearm & Wrist Strengthener | Adjustable Grip Trainer & Forearm Exerciser for Tennis Elbow Wrist Pain Relief Climbing BJJ Armwrestling & Rehab
- Price
- $214.79
- Rating
- 4.2/5
- Reviews
- 131
- Age
- 2y ago

Coniflor Grip Strength Trainer Adjustable Resistance for Hand Wrist & Forearm Strengthener with All-Metal Build Portable Wrist Roller Exercise Equipment for Home Gym
- Price
- $75.59
- Rating
- 4.6/5
- Reviews
- 55
- Age
- 10mo ago
Trending
estimated 90-day click momentum
LIZAAL Forearm Strengthener Adjustable All-Metal Grip Strength Trainer Forearm Exerciser & Wrist Roller Portable Forearm Strength Trainer for Hand Wrist & Forearm Workout
- Price
- $51.08
- Rating
- 4.1/5
- Reviews
- 22
- Age
- 5mo ago

WANSPOORTS Black Metal Grip Strength Trainer Hand Grips Kit(11Pack) No Slip Hand Extension Exerciser Wrist Forearm Strengthener with Grip Tape for Strength Training Exercise
- Price
- $28.01
- Rating
- 4.6/5
- Reviews
- 195
- Age
- 1y ago

Prohands Gripmaster Hand Exerciser Finger Exerciser (Hand Grip Strengthener) Spring-Loaded Finger-Piston System Isolate and Exercise Each Finger (7 lb Medium Tension Red-Gripmaster)
- Price
- $20.38
- Rating
- 4.6/5
- Reviews
- 2,609
- Age
- 24y ago

Captains of Crush Hand Gripper No. 1.5 - (167.5 lb.)
- Price
- $29.05
- Rating
- 4.8/5
- Reviews
- 1,069
- Age
- 19y ago

Captains of Crush Hand Gripper Trainer - (100 lb.)
- Price
- $29.06
- Rating
- 4.8/5
- Reviews
- 3,089
- Age
- 19y ago
Newest
by launch date
LIZAAL Forearm Strengthener Adjustable All-Metal Grip Strength Trainer Forearm Exerciser & Wrist Roller Portable Forearm Strength Trainer for Hand Wrist & Forearm Workout
- Price
- $51.08
- Rating
- 4.1/5
- Reviews
- 22
- Age
- 5mo ago

Coniflor Grip Strength Trainer Adjustable Resistance for Hand Wrist & Forearm Strengthener with All-Metal Build Portable Wrist Roller Exercise Equipment for Home Gym
- Price
- $75.59
- Rating
- 4.6/5
- Reviews
- 55
- Age
- 10mo ago

WANSPOORTS Black Metal Grip Strength Trainer Hand Grips Kit(11Pack) No Slip Hand Extension Exerciser Wrist Forearm Strengthener with Grip Tape for Strength Training Exercise
- Price
- $28.01
- Rating
- 4.6/5
- Reviews
- 195
- Age
- 1y ago

FitBeast Forearm Strengthener & Exerciser Wrist Roller with Thicker Handle Trainer with Adjustable Strap - Ideal for Grip Strength Muscle Building Rehabilitation (Black)
- Price
- $19.35
- Rating
- 4.7/5
- Reviews
- 1,032
- Age
- 2y ago

GRIPZILLA Dynamo Forearm Strengthener and Wrist Comfortable Grip and a Durable Design Roller Perfect for Men and Women - Ideal for Hand Wrist and Forearm Strength Training Workout - Wrist/Arm Builder
- Price
- $118.40
- Rating
- 4.6/5
- Reviews
- 208
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 87% of clicks. A locked shelf that new listings rarely crack.
Brands
8 rising
Sellers
16
Est. top-5 brand share
94%
Top 20: 100%
Est. top-5 click share
87%
Top 20: 100%
Open market
4%
- IronMind49%
- GRIPZILLA35%
- Coniflor5%
- LIZAAL3%
- WANSPOORTS3%
- Prohands2%
- Open — no brand owns it (2 brands, 4%)
Demand
Gripzilla search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Dec · busiest ÷ quietest = 1.8×
Reviews and returns
What reviews say buyers love and hate about Gripzilla
We read the reviews and the return reasons for every product selling here.
“the thicker grips make it even worse”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
21 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Gripzilla questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









