Biggest Social Media Platforms by Users in 2025

As we move further into the digital age, social media platforms continue to dominate the online world. These platforms play a key role in communication, business marketing, content sharing, and networking. Understanding the biggest social media platforms by users in 2025 can help businesses, influencers, and everyday users make informed decisions about where to focus their digital presence.

In this article, we’ll explore the bigger platforms, compare their user base, and highlight what makes TikTok different from other social media platforms, along with insights on professional networking and audience engagement.

1. Facebook: The Giant Still Standing

Despite the rise of newer platforms, Facebook remains a dominant player in 2025. It’s not just a social platform but also a space for business marketing, e-commerce, and community building.

Why It’s Still Popular:

Massive User Base: With over 3 billion users, Facebook continues to be one of the biggest platforms globally.

Diverse Features: Includes groups, pages, marketplace, and Facebook Ads.

Business-Friendly: Companies can promote products, run ad campaigns, and engage with their audience.

Comparison with Similar Platforms:

Facebook-like Platforms: Instagram (also owned by Meta) and Twitter/X offer similar features but with a different focus—visual content for Instagram and real-time updates for Twitter/X.

2. YouTube: Is YouTube a Social Media Platform?

Yes, YouTube is a social media platform, and it continues to be one of the most widely used online networking platforms in 2025. Unlike text-based social media, YouTube thrives on video content, making it unique in the social media ecosystem.

Key Features:

Global Reach: With over 2.8 billion active users, YouTube remains the go-to platform for video creators, businesses, and influencers.

Monetization Opportunities: YouTube is one of the highest-paid social media platforms, thanks to ad revenue, sponsorships, and premium content.

Educational Content: It stands out for offering both entertainment and educational videos, from tutorials to podcasts.

3. TikTok: The Game-Changer

What makes TikTok different from other social media platforms is its short-form video format, algorithm-driven feed, and viral trends. TikTok’s rise to fame has changed the way we consume content and connect with creators.

Why TikTok Stands Out:

Algorithm Power: TikTok’s “For You” page is highly personalized, increasing content discoverability.

Quick Content: Bite-sized videos keep users engaged without overwhelming them.

Cultural Impact: TikTok trends shape pop culture, music, fashion, and memes.

Business Potential: Many businesses now use TikTok for marketing, thanks to its wide reach and viral potential.

4. Instagram: Why Is Instagram the Best Social Media Platform for Visual Content?

Instagram has solidified its position as one of the best social media platforms for visual content, making it perfect for lifestyle brands, influencers, and e-commerce businesses.

Key Features:

Visual-First Approach: Instagram focuses on photos, videos, and stories.

Reels: Competes with TikTok by offering short-form video content.

Shopping Integration: Users can shop directly through the app, making it ideal for product-based businesses.

Audience Platform:

Instagram is especially popular among millennials and Gen Z, making it an essential audience platform for brands targeting younger demographics.

5. LinkedIn: Best Social Media Platform for Professionals

For businesses and professionals, LinkedIn is the top online networking platform. With over 1 billion users, LinkedIn has become the ultimate hub for B2B marketing, job hunting, and professional growth.

LinkedIn’s Unique Features:

Professional Content: Unlike other platforms, LinkedIn focuses on career-related content, such as industry news, job postings, and professional advice.

Thought Leadership: Companies can showcase their expertise by sharing valuable insights.

LinkedIn Ads: Businesses can run targeted ad campaigns to reach professionals in specific industries.

6. Twitter/X: Real-Time Engagement

Twitter, now rebranded as X, continues to thrive as a platform for real-time news, updates, and discussions. With over 500 million active users, it’s an essential tool for journalists, politicians, and businesses.

Unique Selling Point:

Real-Time Conversations: Twitter is known for breaking news, live events, and trending hashtags.

7. Snapchat: The Ephemeral Platform

Snapchat remains popular among younger audiences, thanks to its focus on disappearing content and augmented reality (AR) filters. It’s particularly useful for brands targeting Gen Z with interactive content.

8. Emerging Social Media Startups

Apart from the giants, several social media startups are gaining traction by focusing on niche audiences and innovative features. These include platforms that prioritize data privacy, decentralized networks, and community-driven content.

How to Choose the Best Platform for Your Business

When deciding which platform to focus on, consider your audience, business goals, and content type. Here are some tips:

For B2B Marketing: LinkedIn is the best choice.

For Visual Content: Instagram and YouTube are ideal.

For Real-Time Updates: Twitter/X is perfect.

For Viral Trends: TikTok offers unmatched potential.

For Young Audiences: Snapchat and TikTok are key platforms.

Final Thoughts

Social media is constantly evolving, and staying updated with the biggest platforms, trends, and user behavior is essential for businesses and individuals alike. Whether you’re looking to enhance your professional presence on LinkedIn, go viral on TikTok, or connect with your community on Facebook, each platform offers unique opportunities.