seven39 Alternatives & Competitors

Connect with friends, family and other people you know. Share photos and videos, send messages and get updates.

Key Facebook features:

Wide User Base Versatile Communication Platform Effective Advertising Event Planning

Bluesky is a free online invoicing tool and time tracking that is easy-to-use, suitable for individuals, freelancers and teams of all sizes.

Key Bluesky App features:

Decentralization Open Source User Privacy Interoperability

VoIPstudio is an award-winning VoIP system that offers businesses of all sizes a scalable communication solution. It’s inexpensive, easy-to-use, offers a full suite of PBX features, and is fully integrated for CRM.

Key VoIPstudio features:

Call Recording Call Forward Call Analytics and Reporting Call Conferencing

Try for free paid Free Trial $4.99 / Monthly (User)

Reddit gives you the best of the internet in one place. Get a constantly updating feed of breaking news, fun stories, pics, memes, and videos just for you.

Key Reddit features:

Community Engagement Diverse Content Anonymity Upvote/Downvote System

Release iOS apps on Android without rewriting your code!

Democratising all events in History! Revolutionising How You Experience Events In History, Present, and Future.

Match with someone that shares your passion, write a letter and collect stamps from around the world. Speak your mind...

Key Slowy features:

Meaningful Connections Global Reach Privacy Focus Offline Friendly

Minus is a finite social network where you get 100 posts—for life.

Key Minus features:

Minimalism Quality over Quantity Encourages Mindfulness Unique Social Experience

Decentralisation - Privacy - Interoperability.

Key Friendica features:

Decentralization Interoperability Privacy and Security Feature Rich

Open Source

MindViewers is a freemium social platform for meeting people and sharing interesting reactions or commentaries on current news headlines.

PixelFed is a federated image sharing platform, powered by the ActivityPub protocol.

Key PixelFed features:

Open Source No Ads Decentralization Privacy-focused

Cal.com (formerly Calendso) is the open source Calendly alternative.

Key Cal.com features:

Customizable Open-source Integrations User-friendly Interface

Open Source

ReWrit: Rewrite your code with ease and confidence.

Quora is a place to gain and share knowledge. It's a platform to ask questions and connect with people who contribute unique insights and quality answers.

Key Quora features:

Knowledge Sharing Expert Access Community Engagement Personalization