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Chromium-basedStore association preventionCustom dedicated nodesRole-based team accessProxy chainMis-login safeguardsCredential protection & autofillBuilt-in TOTP 2FAPasskeys

美客(Merca)浏览器

Every store. Everything in place.

Merca is a multi-store antidetect fingerprint browser built for cross-border e-commerce sellers. Cross-border multi-store antidetect security management: run Amazon, TikTok Shop, and Shopee on one computer. Keep browser fingerprints, sign-ins, and cookies strictly isolated per store to prevent account association. Features pre-launch IP checks, mis-login prevention, credential protection without sharing passwords, and team access control.

Isolated store environmentsCustom dedicated nodesPre-launch mis-login prevention

Your platforms. All in one place.

Support for 60+ e-commerce platforms, wherever you sell.

  • Amazon
  • TikTok Shop
  • Shopee
  • Temu
  • AliExpress
  • eBay
  • Walmart
  • Lazada
  • SHEIN
  • MercadoLibre
  • Ozon
  • Shopify
  • Etsy
  • Wildberries
  • Coupang
  • Rakuten
  • Allegro
  • Wayfair
  • Qoo10 Japan
  • Mercari
  • Noon
  • Wish
  • Kaufland
  • Cdiscount
  • Bol.com
  • FNAC Darty Marketplace
  • Newegg
  • Joom
  • Fruugo
  • OnBuy
  • Jumia
  • Tokopedia
  • Gmarket
  • Daraz
  • ZALORA
  • Hepsiburada
  • Best Buy
  • Home Depot
  • Lowe's
  • Falabella
  • eMAG
  • Magalu (Magazine Luiza)
  • Americanas
  • Kogan
  • Takealot
  • ManoMano
  • ForDeal
  • Voghion
  • nocnoc
  • N11
  • Bonanza
  • Ripley
  • THE ICONIC
  • Worten
  • Kilimall
  • Mumzworld
  • Ounass
  • Nykaa
  • Paytm
  • Bob Shop
  • Vente-Unique
  • The Phone House
  • TospinoMall
  • eMall Cambodia

Meet Merca

Your everyday store operations, in one place

See how Merca brings stores, connections, team access, and safer sign-ins into your daily workflow.

STORE WORKSPACE

All your stores, organized in one workspace

View Amazon, TikTok Shop, Shopee stores, assigned nodes, and team members in one place. Launch stores and manage access in a single click.

  • Manage stores across platforms
  • See each store’s dedicated connection
  • Assign team members by store
Explore more workflow tools

Know which connection each store uses

View connections and their linked stores together. Manage network settings and find the connection behind each storefront.

Clear roles for your whole team

Manage administrators and members, account status, two-step verification, and activity logs with clear responsibility for store access.

Embed anti-association and login protection into every step

From isolated browser fingerprints to mis-login prevention and masked credentials, keep cross-border multi-store operations secure.

Masked password autofill for store security

Automatically fill in credentials on seller login pages. Managed centrally from the console, with options to hide plaintext passwords from staff.

  • Configure and update credentials centrally
  • Autofill on seller sign-in pages
  • Prevent regular members from revealing passwords in store windows

Mis-login prevention: block mismatched accounts

Attempting to sign in with an unassigned account or access an unbound platform is blocked in real time, preventing cross-store association.

  • Block accounts that do not match the store settings to prevent mis-entry
  • Block store sign-ins on unassigned platforms to maintain environment purity
  • Administrators can approve individual node account conflicts

Built-in 2FA: phone-free team sharing

Scan a two-step verification QR code and save it to the current store in one click. Administrators configure authenticators centrally and share access with teammates without passing phones around.

  • Scan and save without entering a secret manually
  • TOTP two-step verification across major seller platforms
  • Teammates access verification codes according to their permissions

Choose your platform, then your markets

Find your store’s platform, then select the countries or regions you operate in to set up your store.

Find your platform in one place

Browse Amazon, TikTok Shop, Shopee, Temu, and more, or search by name to find your store’s platform.

Select the markets you serve

See the sites available for your platform, search by country or region, and select one or more markets to match your store’s operations.

Security architecture engineered for multi-store sellers

Put anti-association and security at the core of every store

From isolated browser environments to mis-login prevention and role-based permissions, establish clear security boundaries for daily operations.

Complete Store Environment Isolation

Dedicated browser fingerprints and strictly separate storage per store prevent cross-account association and data contamination.

Account & Node IP Verification

Check IP history before launch and account details at sign-in, with warnings or blocks for conflicts to prevent mis-entry.

Credential & Asset Protection

Manage passwords, TOTP, and passkeys per store with masked autofill to prevent sensitive credentials from leaking.

Role-Based Access & Granular Permissions

Assign store access by member and role, and trace changes through activity logs.

Chromium

Built on modern Chromium, keeping pace with core updates

Combine modern Chromium’s web compatibility and familiar browsing experience with store isolation, network configuration, and account protection.

Explore login protection

PROXY CHAIN · GLOBAL MARKETS

Connect your business to the world

Wherever you sell, combine your existing network resources for smoother cross-border connections. Proxy chains help you reach your store’s remote nodes so you can focus on your business.

  1. Your device
  2. Upstream proxy
  3. Store node
  4. Marketplace
Upstream proxyStore node
Americas / Europe / Asia / Oceania / Africa
Illustrative network layout, not service coverage. You configure the node locations and connections.Natural Earth / Wikimedia Commons · CC0

Choose your provider

Bring your own proxy nodes without being tied to a designated provider.

Smoother cross-border connections

Use existing network resources to reach remote store nodes across different markets.

A dedicated exit for each store

Each store uses its assigned node as its network exit, keeping everyday browsing and store operations separate.
Read the proxy chain setup guide

Explore Merca’s full multi-store security feature set

Fingerprint isolation, mis-login checks, credential protection, IP blocklists, and team access cover every detail of store operations.

Store Fingerprint Isolation

Configure dedicated browser fingerprint settings per store, isolating hardware and system parameters to prevent cross-store association.

Physical Store Data Isolation

Cookies, cache, localStorage, and session data are stored strictly separately per store to prevent cross-account contamination.

Choose your network provider

Bring your own proxies and add them as nodes in Merca. Buy and manage proxy services directly with your provider; Merca doesn't sell them.

Proxy chain

Connect through a local system proxy or custom proxy before reaching the store's exit proxy.

Taskbar and window labels

Give each store a name and color to tell windows apart in the taskbar and reduce mix-ups.

60+ e-commerce platforms

Open seller dashboards for Amazon, Shopee, TikTok Shop, and other major marketplaces.

IP Blocklist & Pollution Protection

Track IP usage history and blacklist compromised or deprecated IPs to prevent them from being reused across stores.

Mis-Login & IP Conflict Prevention

Automatically check node IP history and bound accounts before launch, alerting or blocking conflicts to prevent accidental mis-logins.

Credential Protection & Autofill

Store credentials are managed centrally and autofilled on seller pages, with the option to mask plaintext passwords from staff.

Built-in TOTP 2FA

Save TOTP keys per store to generate 2FA codes directly in the browser, eliminating the need to pass physical phones between team members.

Passkey management

Register and use passkeys for a store on supported websites for passwordless sign-in or two-step verification, depending on the website.

Team Permissions & Store Assignment

Assign store permissions by member and role, giving operations and customer support exact access while revoking access with one click.

Activity Logs & Audit Trail

Log store launches, configuration changes, and member access, maintaining a clear and auditable activity trail.

Automation

Use the local API or MCP to manage store settings and launch browsers, then handle page interactions with your own automation tools.

Choose a plan

Manage one store for free. Upgrade to Pro for more stores and team collaboration.

Free

Available
$0forever

Run one store with the full Merca workspace.

  • • 1 store
  • • 60+ e-commerce platforms
  • • Unique device fingerprint
  • • Proxy chain
  • • Email support

Pro

Available
$10per month

More stores, team accounts, and automation as you grow.

  • • Up to 20 stores
  • • Team management
  • • Automation
  • • Priority support (includes remote assistance)

Merca FAQ

Learn how Merca compares with Ziniao, how it prevents account mix-ups, and how pricing, nodes, and team sign-in work.

What is the difference between Merca and Ziniao (SuperBrowser)?

Both are multi-store antidetect browsers for cross-border e-commerce sellers; the main difference is how network access is provided. Ziniao includes built-in proxy network plans billed per device, while Merca does not sell proxies: you buy proxies from a provider of your choice and add them as nodes. Merca covers nearly all of Ziniao's core features, including store fingerprint isolation, login protection, password management, TOTP verification, and team permissions. Merca also applies fewer network access restrictions, and because you buy and manage the proxies yourself, they can also be used outside the browser in other applications. For sellers who want to choose their own proxies, Merca is an alternative to Ziniao. See the Merca vs Ziniao comparison.

How does Merca prevent wrong-account sign-ins, account mix-ups, and other mistakes?

Merca builds mistake-proofing into store launches and sign-ins, so errors are stopped before they can link your stores. A store window accepts only the account and platform bound to that store; signing in with another account or to an unbound platform is blocked. Each node IP allows only one account per platform, so launching a different account on the same platform is blocked until the main account or an administrator allows it. Store names and color labels also appear on the taskbar and window to tell stores apart, and retired or abnormal IPs can be blacklisted so they are never reassigned. See how login protection works.

How many stores can I manage on the Free and Pro plans?

The Free plan covers 1 store. Pro costs $10 per month for up to 20 stores and includes team management and automation. To manage more than 20 stores, contact support to unlock them. Proxy costs are paid directly to your provider, and Merca charges no per-node fee. See how to subscribe to Pro.

Do I need to buy my own proxies, and how do I add them to Merca?

Yes. Merca does not sell proxy services or require a specific provider. Buy proxies from a network provider or run them on your own server, then add the connection details as nodes and check the exit IP. A proxy chain can also route traffic through your system proxy or a custom upstream proxy before it reaches the store node. See Add a node and the network provider directory.

Which type of node, and which country, should I buy for a store?

Choose a dedicated static ISP IP first (some providers call it a static residential IP), and consider a fixed datacenter IP when budget is limited. Choose the country by the store's registration details: cross-border stores registered in mainland China or Hong Kong should prefer Hong Kong IPs, then US IPs; avoid Hong Kong IPs for Temu stores or when you need the TikTok storefront; local stores should use a local IP. See which country to buy a node in.

Can one node be used for stores on several platforms at the same time?

Yes. One node can be used for stores on different platforms, such as Amazon, TikTok Shop, and Walmart. Login protection allows only one account per platform on the same IP; to share a node between a main account and a sub-account on the same platform, allow it separately in the node's account records. See how login protection works.

Can staff sign in to stores without knowing the passwords?

Yes. Administrators manage store credentials centrally; Merca autofills them on seller sign-in pages and can hide plaintext passwords from staff. TOTP codes are also saved per store, so authorized team members can view and use them without passing a phone around. See how password autofill works and Amazon two-step verification setup.

Which versions of macOS and Windows does Merca support?

Merca runs on Apple silicon Macs with macOS 12 or later and on 64-bit Windows 10 or later. Installers are available in the download center.

Start with your first cross-border store

Download Merca for Windows or macOS and try separate store environments and account management for free.

Explore third-party network providers and choose a service that fits your needs. Merca doesn’t sell network services.

IPFoxy
Kookeey
Thordata
Proxy-Cheap
IPRoyal
Helodata
Which country should I buy a node in