Brand page · Clothing · United Kingdom
Nii HAi: 66.5k visits a month, 186 active Meta ads, Gravity score 736.
Nii HAi — NiiHAi Ltd is a London-based startup brand that launched in January 2019 with an online clothing store, designing clothes to encourage people to feel powerful and confident. In September 2026 niihai.com drew an estimated 66.5k visits, down 44% on the month before. It ranks #2,196 of 97,158 Clothing brands in United Kingdom and holds a 3.9 Trustpilot rating over 91 reviews.
Updated Traffic Sept 2026Meta ads 7 Oct 2026Google ads 20 Oct 2026Instagram Sept 2026Trustpilot Oct 2026Catalogue Oct 2026Gravity score 2 Nov 2026
Gravity score
Percentiles within 1008 peers: Clothing brands in United Kingdom with 30K–100K monthly visits. Recomputed nightly, last on 2 Nov 2026.
About the store
NiiHAi Ltd is a London-based startup brand that launched in January 2019 with an online clothing store, designing clothes to encourage people to feel powerful and confident.
01 · Traffic
How much traffic Nii HAi gets.
The traffic card of the Gravity brand page: the latest month and its two trends. The monthly curve, 24 months of history, the audience by country, the traffic sources and the category comparison are for members, free to start.
Nii HAi drew an estimated 66.5k visits in September 2026, down 44% on the month before and down 1% over three months.
- Worldwide#133,271of 4.5m sites · Top 5%
- In United States#43,248of 1.2m sites · Top 5%
- Clothing, worldwide#12,894of 459,295 brands · Top 5%
- Clothing, United States#2,196of 97,158 brands · Top 5%
66.5k
estimated visits in September
1 mo ▼ −43.8%4 mo ▼ −1.1%
The monthly curve, 24 months of history and the category comparison.
Create your free account02 · Reviews
What customers say about Nii HAi.
The review cards of the Gravity brand page: the Trustpilot page, with its star distribution and the brand's tiers against the index, and the Google reviews. The TrustScore history and the review velocity against the category are for signed-in members.
Nii HAi holds 3.9 out of 5 on Trustpilot over 91 reviews, 58 of them in the last twelve months: 63% of customers give five stars and 32% one star. That volume places Nii HAi in the top 30% of the 270,321 Trustpilot pages in the Gravity index.
Clothing Store Women's Clothing Store
Data not available
Review velocity, TrustScore history and the category comparison are on the Gravity brand page.
03 · Products
What Nii HAi sells, ranked by sales.
The top three products in the catalogue, in the store's own best-seller order, with price and stock. The full catalogue, the rankings over time and the ads that lead to each product are for signed-in members.
Nii HAi sells on Shopify, 92% of its catalogue in stock. The best seller is THE CROSS JUMPSUIT IN BLACK, at £59.00, followed by BAGGY JEANS IN BLACK and Nii HAi BOOTS IN BLACK.
#1THE CROSS JUMPSUIT IN BLACKNii HAi£59.00In stock
#2BAGGY JEANS IN BLACKNii HAi£89.00In stock
#3Nii HAi BOOTS IN BLACKNii HAi£130.00In stock- +View all productsRankings over time, ratings, stock and the ads that lead to each product. Free account.Sign in to Gravity
Share of the catalogue by product family.
The dominant category places Nii HAi in its comparison group.
- Average rating
- 4.66 / 5
- Rated products
- 45% of the catalogue
- In stock
- 92%
- Upper price quartile
- US$99.27
- Currency
- GBP
04 · Ads
What Nii HAi is advertising right now.
Meta and Google ads, as the Gravity brand page shows them; the blurred ones are placeholders. Every creative, how long it ran, its EU reach and the estimated monthly spend band are for signed-in members.
Nii HAi runs Meta ads on Facebook, Instagram, Messenger, Audience Network, Threads, and has advertised on Google since June 2025 (image, text).
Lara Skirt BlackNii HAi6 Oct 2026video
Swim Capsule 023Nii HAi5 Oct 2026image
THE PEACE BALLET FLATSNii HAi5 Oct 2026image- +View all Meta adsReach per ad, how long each creative ran, and the estimated monthly spend band. Free account.Sign in to Gravity
Text ad20 Oct 2026Nii HAi ltdverified
Text ad20 Oct 2026Nii HAi ltdverified
Text ad20 Oct 2026Nii HAi ltdverified
- +View all Google adsFormats, first and last seen, and the keywords the brand bids on. Free account.Sign in to Gravity
05 · Influencers
Who talks about Nii HAi.
The creators who tag @nii.hai on Instagram, found by Gravity by Benchr in their posts. One is shown here; the full list, the audiences and the contact details are for signed-in members.
Creators tag @nii.hai on Instagram, led by Café Forgot (92.2k followers, 1.3% engagement).
| Account | Profile | Followers | Engagement | Tags | Relationship |
|---|---|---|---|---|---|
| CCafé Forgot@cafe_forgot · 🇺🇸 US | Fashion style luxury Creator | 92.2k | 1.3% | 4 | Tagged @nii.hai |
06 · Competitors according to Gravity
Who Nii HAi competes with, by the numbers.
Gravity picks competitors from the index itself: same category, same market, similar size. The closest are named here; their figures, the full list and the side-by-side comparison are for subscribers.
Gravity by Benchr finds competitors for Nii HAi among Clothing brands in United Kingdom. The closest is Manners London, then manymanyclothes.com, 4th & Reckless, Hyphen, Mars The Label, 1XBLUE.
| Brand | Similarity | Gravity score | Est. traffic | Trustpilot | Meta ads | Products | |
|---|---|---|---|---|---|---|---|
| Manners Londonmannersldn.com | |||||||
| manymanyclothes.commanymanyclothes.com | |||||||
| 4th & Reckless4thandreckless.com | |||||||
| Hyphenhyphen.store | |||||||
| Mars The Labelus.marsthelabel.com | |||||||
| 1XBLUE1xblue.com |
07 · Company
The company behind Nii HAi.
Legal entity, funding and distribution, as the Company tab of the Gravity brand page shows them. Where Gravity has nothing on file, the line says so rather than disappearing.
Nii HAi is a company based in London, United Kingdom, founded in 2019 according to LinkedIn, on a domain registered in November 2018. It employs about 10 people.
- Legal name
- Data not available
- Registration no.
- Data not available
- VAT
- Data not available
- Legal form
- Data not available
- Entity country
- 🇬🇧 United Kingdom · London
- Founded
- 2019, per LinkedIn
- Domain registered
- 28 Nov 2018
- Share capital
- Data not available
- Status
- Operating
- President
- Data not available
- Activity code
- Data not available
- Employees
- 10 on LinkedIn
- Funding stage
- Data not available
- Total raised
- Data not available
- Investors
- Data not available
- VC-backed
- Data not available
- Own store
- niihai.com · Shopify · GBP
- Catalogue
- 744 collections
- Retailers
- None recorded
- Open jobs
- None recorded
08 · What people ask about Nii HAi
What people ask Google about Nii HAi.
11 answers built from the data on this page, each one sourced to Gravity by Benchr, which say so when we don't know.
Is Nii HAi legit or a scam?
According to Gravity by Benchr, Nii HAi is a brand based in London, United Kingdom: its website has existed since November 2018, its Trustpilot profile is claimed by the brand, it sells on a Shopify store, it employs 10 people on LinkedIn, it has 177,370 Instagram followers. Those are the marks of an established brand, not a pop-up shop. Source: Gravity by Benchr brand index, November 2026.
Nii HAi reviews
Customers rate Nii HAi 3.9 out of 5 on Trustpilot over 91 reviews, 58 of them in the last twelve months: 63% give five stars, 32% one star. Gravity by Benchr places that review volume in the top 30% of the 270,321 Trustpilot pages in its index. Source: Gravity by Benchr Trustpilot reading, October 2026.
What does Nii HAi sell?
NiiHAi Ltd is a London-based startup brand that launched in January 2019 with an online clothing store, designing clothes to encourage people to feel powerful and confident. Gravity by Benchr classifies it under Clothing, with Clothing Tops making up 22% of the catalogue. Source: Gravity by Benchr product classification, October 2026.
How much does Nii HAi cost?
Nii HAi's best seller, THE CROSS JUMPSUIT IN BLACK, sells £59.00 on niihai.com. 92% of the catalogue is in stock. Gravity does not track prices daily: check niihai.com before buying. Source: Gravity by Benchr catalogue reading, October 2026.
Nii HAi promo code
Gravity by Benchr does not collect discount codes. What Gravity observes: Nii HAi advertises on Facebook and Instagram and on Google, where its offers often run. Check niihai.com for current promotions. Source: Gravity by Benchr ad records, October 2026.
Where can I buy Nii HAi?
Nii HAi sells on its own website, niihai.com, a Shopify store. Gravity by Benchr lists no retailer or marketplace for the brand. Source: Gravity by Benchr retailer data, November 2026.
Who owns Nii HAi?
Gravity by Benchr records a company based in London, United Kingdom, founded in 2019 according to LinkedIn, on a domain registered in 2018, with 10 employees on LinkedIn. Gravity publishes no personal data about founders. Source: Gravity by Benchr company records, November 2026.
Is Nii HAi doing well?
Not at the moment. Gravity by Benchr estimates about 66,500 visits to niihai.com in September 2026, down 44% in a month and down 1% over three months. Nii HAi ranks #2,196 of 97,158 Clothing brands in United Kingdom in the Gravity index. Source: Gravity by Benchr estimated traffic, September 2026.
Which platform and tools does Nii HAi use?
Gravity by Benchr identifies niihai.com as a Shopify store (standard plan, not Shopify Plus), selling in GBP. The brand has claimed its Trustpilot profile. It advertises through Meta and on Google since June 2025. Source: Gravity by Benchr platform and advertising records, November 2026.
How much does Nii HAi spend on Meta ads?
Gravity by Benchr does not publish a spend figure for Nii HAi on this page. What Gravity observes: an active Meta advertiser, on Facebook, Instagram, Messenger, Audience Network, Threads. The estimated monthly spend band, derived from the EU reach of each ad, is on the Gravity brand page. Source: Gravity by Benchr Meta Ad Library records, October 2026.
Who are the biggest Clothing brands in United Kingdom?
Among Clothing brands in United Kingdom in the Gravity by Benchr index, Nii HAi ranks #2,196 of 97,158 by estimated traffic. Its closest competitors on the same market are Manners London, manymanyclothes.com, 4th & Reckless, Hyphen and Mars The Label. Source: Gravity by Benchr competitor analysis, same category, same market, similar size, November 2026.
Category
Gravity by Benchr indexes more than 4 million e-commerce brands across 150 countries. Figures on this page are estimates, updated monthly; the Gravity score is recomputed nightly. Not affiliated with Nii HAi.