Best Brokers With The Most Clients 2025

Explore our leading brokers with the most clients, indicating trustworthy, reliable trading offerings that have attracted retail investors worldwide.

Author Image Writer
Paul Holmes
Checker Image Fact Checker
Tobias Robinson
Editor Image Editor
James Barra
Brokers With:
Most Clients
Showing top 5 of 54 matching brokers.
  1. 1
    Trust Platform Assets Fees Accounts Research Education Mobile Support 4.3

    About 24,000,000 clients trade with Moomoo.

    Demo Account
    Yes
    Minimum Deposit
    $0
    Minimum Trade
    $0
    Leverage
    1:2
    Copy Trading
    No
    Regulator
    SEC, FINRA, MAS, ASIC, SFC
    Instruments
    Stocks, Options, ETFs, ADRs, OTCs ,Futures
    Platforms
    Desktop Platform, Mobile App
    Account Currencies
    USD, HKD, SGD
    Automated Trading
    No
    AI
    No
    Guaranteed Stop Loss
    No
  2. 2
    Trust Platform Assets Fees Accounts Research Education Mobile Support 3.0

    About 7,000,000 clients trade with InstaTrade.

    Demo Account
    Yes
    Minimum Deposit
    $1
    Minimum Trade
    0.01
    Leverage
    1:1000
    Copy Trading
    Yes
    Regulator
    BVI FSC
    Instruments
    FISP, CFDs, Forex, Stocks, Indices, Commodities, Cryptos, Futures
    Platforms
    InstaTrade Gear, MT4
    Account Currencies
    USD, EUR, RUB
    Automated Trading
    Experts Advisors (EAs) on MetaTrader
    AI
    No
    Guaranteed Stop Loss
    No
  3. 3
    Trust Platform Assets Fees Accounts Research Education Mobile Support 3.4

    About 5,000,000 clients trade with Pionex.

    Demo Account
    No
    Minimum Deposit
    $0
    Minimum Trade
    0.1 USDT
    Leverage
    No
    Copy Trading
    Yes
    Regulator
    FinCEN
    Instruments
    Cryptos
    Platforms
    Own
    Account Currencies
    No
    Automated Trading
    Crypto bots
    AI
    No
    Guaranteed Stop Loss
    No
  4. 4
    Trust Platform Assets Fees Accounts Research Education Mobile Support 3.8

    About 4,030,320 clients trade with CloseOption.

    Demo Account
    Yes
    Minimum Deposit
    $5
    Minimum Trade
    $1
    Leverage
    No
    Copy Trading
    No
    Regulator
    National Bank of Georgia
    Instruments
    Binary Options on Forex & Cryptos
    Platforms
    Own
    Account Currencies
    USD
    Automated Trading
    No
    AI
    No
    Guaranteed Stop Loss
    No
  5. 5
    Trust Platform Assets Fees Accounts Research Education Mobile Support 4.3

    About 3,500,000 clients trade with Interactive Brokers.

    Demo Account
    Yes
    Minimum Deposit
    $0
    Minimum Trade
    $100
    Leverage
    1:50
    Copy Trading
    No
    Regulator
    FCA, SEC, FINRA, CFTC, CBI, CIRO, SFC, MAS, MNB, FINMA, AFM
    Instruments
    Stocks, Options, Futures, Forex, Funds, Bonds, ETFs, Mutual Funds, CFDs, Cryptocurrencies
    Platforms
    Trader Workstation (TWS), IBKR Desktop, GlobalTrader, Mobile, Client Portal, AlgoTrader, OmniTrader, TradingView, eSignal, TradingCentral, ProRealTime, Quantower
    Account Currencies
    USD, EUR, GBP, CAD, AUD, INR, JPY, SEK, NOK, DKK, CHF, AED, HUF
    Automated Trading
    Capitalise.ai & TWS API
    AI
    Yes
    Guaranteed Stop Loss
    No

Top Brokers With The Largest Client Base Compared

Broker
US Flag
USD Account
Demo Account
Minimum Deposit
Minimum Trade
Leverage
Copy Trading
Regulator
Instruments
Platforms
Account Currencies
Automated Trading
AI
Guaranteed Stop Loss
Moomoo
$0 $0 1:2 SEC, FINRA, MAS, ASIC, SFC Stocks, Options, ETFs, ADRs, OTCs ,Futures Desktop Platform, Mobile App USD, HKD, SGD
InstaTrade
$1 0.01 1:1000 BVI FSC FISP, CFDs, Forex, Stocks, Indices, Commodities, Cryptos, Futures InstaTrade Gear, MT4 USD, EUR, RUB Experts Advisors (EAs) on MetaTrader
Pionex
$0 0.1 USDT FinCEN Cryptos Own Crypto bots
CloseOption
$5 $1 National Bank of Georgia Binary Options on Forex & Cryptos Own USD
Interactive Brokers
$0 $100 1:50 FCA, SEC, FINRA, CFTC, CBI, CIRO, SFC, MAS, MNB, FINMA, AFM Stocks, Options, Futures, Forex, Funds, Bonds, ETFs, Mutual Funds, CFDs, Cryptocurrencies Trader Workstation (TWS), IBKR Desktop, GlobalTrader, Mobile, Client Portal, AlgoTrader, OmniTrader, TradingView, eSignal, TradingCentral, ProRealTime, Quantower USD, EUR, GBP, CAD, AUD, INR, JPY, SEK, NOK, DKK, CHF, AED, HUF Capitalise.ai & TWS API
Broker
US Flag
USD Account
Demo Account
Minimum Deposit
Minimum Trade
Leverage
Copy Trading
Regulator
Instruments
Platforms
Account Currencies
Automated Trading
AI
Guaranteed Stop Loss

How Safe Are The Brokers With Large Client Bases?

Explore how the most used brokers protect client funds with their massive user bases:

Broker
Trust Rating
Guaranteed Stop Loss
Negative Balance Protection
Segregated Accounts
Moomoo
4.7
InstaTrade
2.5
Pionex
2.5
CloseOption
2.8
Interactive Brokers
4.5
Broker
Trust Rating
Guaranteed Stop Loss
Negative Balance Protection
Segregated Accounts

Mobile App Comparison

With mobile trading becoming the norm, we tested how the most widely-used brokers perform on mobile:

Broker
Mobile Apps
iOS Rating
Android Rating
Smart Watch App
Moomoo Yes (iOS & Android)
4.6
3.3
InstaTrade iOS & Android
4.8
4.4
Pionex iOS & Android
4.7
4.1
CloseOption iOS & Android
3.7
3.5
Interactive Brokers iOS & Android
4.3
4.5
Broker
Mobile Apps
iOS Rating
Android Rating
Smart Watch App

Are The Most Popular Brokers A Good Choice For Beginners?

A big user base can reflect ease of use. See what beginner traders can expect from the top brokers with the most clients:

Broker
Demo Account
Minimum Deposit
Minimum Trade
Education Rating
Support Rating
Fractional Shares
Demo Competitions
Moomoo $0 $0
4.4
2.8
InstaTrade $1 0.01
3.3
3.5
Pionex $0 0.1 USDT
3.0
3.0
CloseOption $5 $1
2.5
3.0
Interactive Brokers $0 $100
4.3
3.0
Broker
Demo Account
Minimum Deposit
Minimum Trade
Education Rating
Support Rating
Fractional Shares
Demo Competitions

Are The Most Widely-Used Brokers Suitable For Advanced Traders?

Experienced traders often favor brokers with a proven track record and a large client base. Here’s what to consider beyond just popularity:

Broker
Automated Trading
VPS
API
AI
Pro Account
Leverage
Low Latency
Extended Hours
Moomoo 1:2
InstaTrade Experts Advisors (EAs) on MetaTrader 1:1000
Pionex Crypto bots
CloseOption
Interactive Brokers Capitalise.ai & TWS API 1:50
Broker
Automated Trading
VPS
API
AI
Pro Account
Leverage
Low Latency
Extended Hours

Accounts Comparison

Compare the trading accounts offered by Best Brokers With The Most Clients 2025.

Broker
Demo Account
Interest on Cash
Islamic Account
Joint Account
Managed Account
PAMM
MAM
LAMM
Pro Account
Moomoo USD: 5.1%
InstaTrade
Pionex
CloseOption
Interactive Brokers USD: 4.8%, GBP: 4.7%
Broker
Demo Account
Interest on Cash
Islamic Account
Joint Account
Managed Account
PAMM
MAM
LAMM
Pro Account

Compare Ratings Of The Most Popular Brokers By Client Numbers

Check how the highest-rated brokers with large client communities stack up across key performance areas:

Broker
Trust
Platforms
Assets
Mobile
Fees
Accounts
Research
Education
Support
Moomoo
4.7
3.0
3.0
4.0
3.8
3.3
3.8
4.4
2.8
InstaTrade
2.5
3.5
3.0
4.6
3.0
3.0
3.5
3.3
3.5
Pionex
2.5
3.0
3.0
4.4
3.0
3.0
1.3
3.0
3.0
CloseOption
2.8
3.0
2.5
3.6
3.0
2.5
1.3
2.5
3.0
Interactive Brokers
4.5
3.3
4.6
4.4
4.3
3.5
4.4
4.3
3.0
Broker
Trust
Platforms
Assets
Mobile
Fees
Accounts
Research
Education
Support

Trading Fees Compared

Popular brokers attract clients with competitive pricing. See how the top platforms measure up on trading costs:

Broker
Cost Rating
Fixed Spreads
Inactivity Fee
CFD Stocks Spread
EUR/USD Spread
Crypto Spread
Moomoo
3.8
$0 $0 per trade
InstaTrade
3.0
8 (Apple Inc) 0.0 0
Pionex
3.0
Market
CloseOption
3.0
0.5% No fee - payouts approx. 80% (Copper) No fee - payouts approx. 40% (Copper)
Interactive Brokers
4.3
$0 0.003 0.08-0.20 bps x trade value 0.12%-0.18%
Broker
Cost Rating
Fixed Spreads
Inactivity Fee
CFD Stocks Spread
EUR/USD Spread
Crypto Spread

Which Brokers Are The Most Popular Among Traders?

Traders often gravitate towards brokers with the biggest client base as a sign of reliability and market trust. Here’s how many clients the top trading platforms have:

Broker Popularity
Moomoo
24,000,000
InstaTrade
7,000,000
Pionex
5,000,000
CloseOption
4,030,320
Interactive Brokers
3,500,000

Why Trade With Moomoo?

Moomoo is a great option for beginner and intermediate traders aiming to diversify their investment portfolio. The brokerage's app is easily navigable and the trading fees are significantly low.

Pros

  • The broker requires no minimum deposit, making it suitable for beginner traders.
  • The broker provides early access to trading hours before the market opens.
  • Moomoo is a licensed entity with the US Securities and Exchange Commission (SEC) and the Monetary Authority of Singapore (MAS).

Cons

  • The protection against negative balance, a standard security measure at highly regulated brokers, is not available here.
  • Regrettably, even with its existing security features, this platform still lacks 2 factor authentication (2FA).
  • The broker doesn't offer phone or live chat support, options typically provided by other brokers.

Why Trade With InstaTrade?

InstaTrade provides active trading on an extensive platform. It has a unique offering known as Fixed Income Structured Product (FISP), which allows for passive investment. Investors can potentially earn up to a 50% return within 6 months, provided certain conditions are fulfilled.
Christian Harris
Review Author

Pros

  • InstaTrade promises returns using its structured passive trading solution (FISP), with applications processed within 24 hours.
  • InstaTrade provides a high-quality range of charting tools for traders. Its web trader includes over 250 indicators, 11 types of charts and a design that's easy to use.
  • InstaTrade TV provides video interviews and insightful market information about stocks, cryptocurrencies, and more. It assists in identifying opportunities for quick trading.

Cons

  • Profits in the FISP are guaranteed only if investors do not make over 50% profit and recruit other users, earning $4 for each dollar in compensation.
  • InstaTrade's learning resources are helpful for new traders but are not as organized or comprehensive as those provided by top companies such as eToro.
  • InstaTrade's website and client interfaces are quite complex which can be confusing for new traders. On the other hand, XTB offers a more straightforward and user-friendly trading experience.

Why Trade With Pionex?

Pionex is a great choice for crypto traders interested in advanced AI and automated trading.

Pros

  • Trading fees on this platform are lower than most major exchanges, at only 0.05% for both buyers and sellers.
  • 12 free, user-friendly trading bots that require no coding skills.
  • Top-quality liquidity solutions, sourced from Binance and Huobi, have been refined and improved.

Cons

  • Trading may involve withdrawal fees and limits.
  • Limited contact options
  • Does not accept fiat deposits

Why Trade With CloseOption?

CloseOption offers traders a user-friendly binary options platform, promising high returns and sign-up bonuses.

Pros

  • Beginners in trading can start with a minimum deposit of $5.
  • Various global payment options are available.
  • Free demo account

Cons

  • CloseOption is not overseen by a reputable trading body.
  • Customers must deposit over $50,000 to be eligible for the maximum payouts.
  • Binary options can be traded on both traditional (“fiat”) and digital currencies.

Why Trade With Interactive Brokers?

Interactive Brokers is ideal for seasoned traders due to its robust charting platforms, updated data, and adaptability, especially with the IBKR Desktop application. Its exceptional pricing and advanced order features appeal to traders, and its variety of stocks remains unmatched in the market.
Christian Harris
Review Author

Pros

  • IBKR is a highly regarded brokerage, regulated by prime authorities. This ensures the safety and reliability of your trading account.
  • The TWS platform is designed for intermediate to advanced traders. It includes over 100 order types and a dependable real-time market data feed that rarely experiences downtime.
  • IBKR offers exceptional access to global stocks, with thousands of equities available from over 100 market centers in 24 countries, including the recent addition of the Saudi Stock Exchange.

Cons

  • Customer service may take time to respond, and there may be delays in fixing problems based on tests. It could be difficult to reach the customer service promptly.
  • Only one active session per account is allowed, which means you can't run the desktop version and mobile app at the same time. This can sometimes lead to a frustrating trading experience.
  • TWS's platform may be difficult for beginners to grasp because of its complexity. Plus500's web platform, on the other hand, is more appropriate for those new to trading.
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How We Ranked The Top Brokers By Client Numbers

To identify the best brokers with the most clients, we gathered client number data for the forex and CFD brokers in our evolving database, which required extensive research and direct communication with brokerage firms where possible.

Brokers were then ranked based on their reported number of traders, highlighting the most widely-used and trusted platforms in the industry.

What To Look For In A Broker With A Large Client Base

Here’s what to consider when choosing a well-used brokerage:

Client Base Size: Bigger Isn’t Always Better, Except When It Is

When you’re choosing a broker, numbers matter. And we’re not just talking spreads or leverage; client base size can tell you a lot about a platform’s reputation.

A broker with millions of active traders has done something right: they’ve built trust, kept things user-friendly, and created a trading environment people want to stick with.

One broker that stands out here? eToro. With over 30 million registered users globally, eToro isn’t just popular; it’s a trading heavyweight. Whether you’re a total beginner or someone who knows their way around a chart, the size of eToro’s community signals a serious level of reliability. You don’t attract that kind of following without solid execution, strong customer support, and features people use (like Copy Trading, which eToro pioneered).

The huge social trading community on eToro's platform

eToro hosts one of the largest active trading communities

Asset Variety: One Platform, Endless Possibilities

If you’re someone who likes to keep your options open, asset variety should be high on your checklist.

The more tradable assets a broker offers, the more chances you have to diversify and lower your overall risk.

Bigger brokers usually shine here, and Plus500 is a great example. With access to 2,800+ instruments, Plus500 lets you trade everything from forex and commodities to indices, stocks, ETFs, and even crypto CFDs. It’s a solid one-stop shop for traders who don’t want to juggle multiple accounts just to build a well-rounded portfolio.

Resource Availability: Knowledge Is (Trading) Power

Good educational resources make a difference, whether you’re just getting started or refining your strategy.

During our research, we found brokers with a vast client base often invest in great learning tools since helping clients succeed means they’ll stick around longer.

Take Vantage, for example. With a fast-growing global user base, Vantage backs its platform with a library of educational content, live webinars, market analysis, and even one-on-one coaching in some cases. They also have a vibrant trading community, perfect for bouncing ideas and learning from others.

Platform Stability: Built to Handle the Heat

When thousands or even millions of users are active on a platform, that broker has to step up its game.

From server upgrades to interface tweaks, high-volume platforms are often the most stable and responsive simply because they must be.

Pionex is a solid pick here. As one of the leading crypto trading platforms, it supports millions of bot-driven trades every single day. Its platform stays impressively smooth despite the pressure, especially during peak volatility. That kind of performance only happens when a broker invests heavily in infrastructure.

Customer Support Quality: When You Need Help Now, Not “Eventually”

Trading can move fast; sometimes – and I know this from my own experience trading – you just need answers right now. That’s why responsive, reliable customer support isn’t a luxury; it’s a must.

And here’s the thing: brokers with a big client base usually have the resources to offer better support across more time zones, languages, and channels.

InstaTrade (also known in some regions as InstaForex) does this well. With millions of users globally, they’ve scaled up their support team to match. You’ll find 24/7 live chat which performed excellently during testing, phone support, and a deep knowledge base for common questions. Plus, support is available in multiple languages, which is great if English isn’t your first.

Global Accessibility: Trade from Almost Anywhere

One of the biggest perks of choosing a broker with a massive client base? You’re more likely to find a platform that works seamlessly wherever you are.

From payment methods to language options and regional promotions, global brokers usually make it easier for traders around the world to jump in and get started.

eToro deserves another mention here because it nails global accessibility. With users in over 140 countries, it supports multiple languages, a variety of local payment methods, and region-specific features (like copy trading regulations tailored to local compliance). Whether you’re in the US, Europe, Asia, or the Middle East, chances are eToro has already figured out how to make the experience feel native.

Regulation: Trust Is Built, Not Given

Regulation might not be the flashiest part of trading, but it’s one of the most important.

A properly regulated broker plays by the rules, protects your funds, and gives you a clear line of recourse if something goes sideways.

One broker that ticks all the right regulatory boxes? Vantage. Vantage holds licenses from multiple tier-1 and tier-2 regulators, including ASIC (Australia) and FCA (UK). This means tight compliance, segregated client funds, and strict operational oversight, all things that give traders real peace of mind.

FAQ

Why Does A Large Client Base Matter When Choosing A Broker?

A large client base usually means the broker has earned trust, stability, and reputation over time. It also often translates to better platform features, more educational content, and bigger bonus campaigns. You’re joining a platform that’s already been stress-tested by the masses.

What Are The Cons Of Trading With A Large Broker?

  • Less Personalization: With thousands (or millions) of users, don’t expect white-glove service. Support can feel more “by the book.”
  • Overwhelming for Newbies: More tools and features = more to learn. Some large platforms can feel ” info-dense ” out of the gate.