- Flapen Score
- 31 / 100Ranks 777 of 792 Sports & Outdoors niches · −19 vs the category median of 5031
- Market size
- £520/yr1K searches / yr
- 90-day growth
- -25.4%search demand this quarter
- Competition
- 100%top-5 click share · 3 brands · 4 sellers
Flapen Score
Gripster against its category
The dotted line is the Sports & Outdoors average. Past it, Gripster is stronger. Inside it, weaker.
Market
The Gripster market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Gripster 1K times last year and spent an estimated £520. All 3 brands take every click. Demand peaks in Aug–Sep. Flapen scores it 31 out of 100, a Fail.
01 · Demand
An estimated 7.1% of those searches ended in a purchase.
Shoppers searched for this 1K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 7.1% of those searches ended in a purchase. Searches in the last 90 days moved -25.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated £520 a year.
- Searches, last 12 months
- 1K
- Growth, 90 days vs prior 90
- -25.4%
- Conversion, latest week
- 7.1%
- Market size, estimated
- £520a year
- Peak month
- August5.3× the quietest month
- Top search term
- gripster1K searches a year
02 · Price
A sale here is worth £6.49.
Listings sell for £6.49 on average, from £4.71 to £9.37. Amazon reports units sold in ranges. This niche sold 0 to 100 a year. The average listing sells 0 to 100 of them. At £6.49 that is £0 to £649 a year per listing.
- Average price
- £6.49under the $15 to $100 sweet spot
- Price range
- £4.71–£9.37
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 0–100
- Units per listing a year
- 0–100
- Revenue per listing a year
- £0–£649
- Returns
- 0.5%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
67% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 2.3% of listings are out of stock. The average listing ranks #150 within Fitness. It carries 5,230 reviews at 3.73 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 67%
- Prime listings
- 100%
- Out of stock, average day
- 2.3%
- Average rank
- #150in Fitness
- Average rating
- 3.73 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 5,230per listing
- Listings tracked
- 3
04 · Newcomers
Brands here are young.
The brands on the shelf have sold for 33 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 33 months
Products
Top Gripster 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 29, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
FitBeast Grip Strengthener Forearm Strengthener Hand Grips Strengthener Kit - 5 Pack Adjustable Resistance
- Price
- £9.37
- Rating
- 4.4/5
- Reviews
- 14,843
- Age
- 8y ago

Vicloon Finger Strengthener 2pcs Finger Trainer Hand Strengthener Finger Exerciser Stretcher 6.6-21Lbs Adjustable Finger Strengthener Finger Exerciser & Hand Strengthener Suitable for Sports Climbing
- Price
- £5.40
- Rating
- 3.6/5
- Reviews
- 795
- Age
- 3y ago

Gripster Finger Strengthener 2Pcs Hand Grip Strengthener 6 Resistant Level Grip Strength Trainer Finger Exerciser Hand Strengthener Finger Flexion Extension Training for Guitar Climbing (Black)
- Price
- £4.71
- Rating
- 3.2/5
- Reviews
- 51
- Age
- 3y ago
Trending
estimated 90-day click momentum
Vicloon Finger Strengthener 2pcs Finger Trainer Hand Strengthener Finger Exerciser Stretcher 6.6-21Lbs Adjustable Finger Strengthener Finger Exerciser & Hand Strengthener Suitable for Sports Climbing
- Price
- £5.40
- Rating
- 3.6/5
- Reviews
- 795
- Age
- 3y ago

FitBeast Grip Strengthener Forearm Strengthener Hand Grips Strengthener Kit - 5 Pack Adjustable Resistance
- Price
- £9.37
- Rating
- 4.4/5
- Reviews
- 14,843
- Age
- 8y ago

Gripster Finger Strengthener 2Pcs Hand Grip Strengthener 6 Resistant Level Grip Strength Trainer Finger Exerciser Hand Strengthener Finger Flexion Extension Training for Guitar Climbing (Black)
- Price
- £4.71
- Rating
- 3.2/5
- Reviews
- 51
- Age
- 3y ago
Newest
by launch date
Gripster Finger Strengthener 2Pcs Hand Grip Strengthener 6 Resistant Level Grip Strength Trainer Finger Exerciser Hand Strengthener Finger Flexion Extension Training for Guitar Climbing (Black)
- Price
- £4.71
- Rating
- 3.2/5
- Reviews
- 51
- Age
- 3y ago

Vicloon Finger Strengthener 2pcs Finger Trainer Hand Strengthener Finger Exerciser Stretcher 6.6-21Lbs Adjustable Finger Strengthener Finger Exerciser & Hand Strengthener Suitable for Sports Climbing
- Price
- £5.40
- Rating
- 3.6/5
- Reviews
- 795
- Age
- 3y ago

FitBeast Grip Strengthener Forearm Strengthener Hand Grips Strengthener Kit - 5 Pack Adjustable Resistance
- Price
- £9.37
- Rating
- 4.4/5
- Reviews
- 14,843
- Age
- 8y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 100% of clicks. A locked shelf that new listings rarely crack.
Brands
3 falling
Sellers
4
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
100%
Top 20: 100%
Open market
0%
- FitBeast36%
- Vicloon36%
- FYJLXF27%
- Open — no brand owns it (0%)
Demand
Gripster search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Aug, Sep · busiest ÷ quietest = 5.3×
Search terms
Top Gripster search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- gripster1K/yr
- gripster forearm trainer35/yr
- the gripster24/yr
Reviews and returns
What reviews say buyers love and hate about Gripster
We read the reviews and the return reasons for every product selling here.
“Cheap plastic handle”
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.
12 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 Gripster 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









