Q&A Services

Collaborative problem-solving is one of the quickest ways to answer questions quickly and well. Dedicated question and answering sites like Stack Overflow and Quora allow for you to ask communities of knowledgeable people specializing in a multitude of proficiencies to give you answers to questions you may not have the time or knowledge foundation to resolve yourself. Knowledge might be power, but knowing where to find those with knowledge can be just as powerful!

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Stack Overflow
Free Personal • Proprietary
Q&A Service
Online
Android
iPhone
44 alternatives to Stack Overflow
Stack Overflow, part of Stack Exchange, is a free, community-driven, reputation-based Q & A site for computer programmers. No membership is required to ask questions or provide answers to questions by others.
Suggest and vote on features
Stack Overflow Features
Knowledge base
Community-based
Point System
Keyword Research
Top 3 alternatives
Slant
Free • Proprietary
App Discovery Service
Q&A Service
Online
76 alternatives to Slant
Slant is a product recommendation community that helps connect people with the best products for them. You shouldn’t have to waste time and money to find solutions to your problems. By collecting the knowledge of enthusiasts across the world through recommendations, we can...
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Slant Features
1. Product ComparisonSlant allows you to compare the features of two or more products.
2. User RatingSlant supports user ratings and reviews to help you make up your mind.
3. CrowdsourcedSlant uses suggestions, information, etc., from a large group of people to improve the quality of the content.
Pros and cons
Community-based
Useful reports
Product Recommendation
Software Comparison
Product Reviews
Top 3 alternatives
Quora
Freemium • Proprietary
Q&A Service
Online
Android
Android Tablet
iPhone
iPad
76 alternatives to Quora
People come to Quora to ask questions about any subject, read high quality knowledge that's personalized and relevant to them, and share their own knowledge with others. Quora is a place to share knowledge and better understand the world.
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Quora Features
Community-based
Point System
Top 3 alternatives
Stack Exchange
Free • Proprietary
Q&A Service
Online
52 alternatives to Stack Exchange
Stack Exchange is a fast-growing network of 84 [and counting] question and answer sites on diverse topics from software programming to cooking to photography and gaming. We are an expert knowledge exchange: a place where physics researchers can ask each other about quantum...
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Stack Exchange Features
Point System
Knowledge base
Community-based
Top 3 alternatives
Codidact
Free • Open Source
Q&A Service
Online
Self-Hosted
13 alternatives to Codidact
Ever had a question? Ever had an answer? Ever had knowledge to share? We believe that coming together to inquire and learn, to share knowledge and to teach each other, makes the world a better place. We also believe that Q&A communities should be free from the politics and...
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Codidact Features
1. Ad-freeCodidact doesn't contain any form of external advertising.
Knowledge base
Community-based
Voting
Built-in Commenting System
Tagging
Non profit
Categories
Point System
Configurable
Top 3 alternatives
Stackshare
Free • Proprietary
Q&A Service
Online
44 alternatives to Stackshare
Learn about the tech stack behind some of the world's best software companies. See which tools and services they use, and how they're using them.
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Stackshare Features
Knowledge base
Community-based
Top 3 alternatives
Super User
Free • Proprietary
Q&A Service
Online
20 alternatives to Super User
Super User, part of Stack Exchange , is a Q&A site for computer enthusiasts that's free. Free to ask questions, free to answer questions, free to read, free to index, built with plain old HTML, no fake rot13 text on the home page, no...

Top 3 alternatives
Akinator
Freemium • Proprietary
Q&A Service
Online
Android
iPhone
Blackberry
HUAWEI AppGallery
Windows Phone
iPad
Amazon Echo (Alexa Voice Service)
3 alternatives to Akinator
Akinator the Genius can read your mind and tell you who you're thinking of by answering a few questions.
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Akinator Features
Probabilistic model
Top 3 alternatives
Ask.fm
Free • Proprietary
Social Network
Q&A Service
Online
Android
iPhone
12 alternatives to Ask.fm
An obvious clone of formsping.me ( Spring.me ), ask.fm offers creating a profile URL that can be addressed by others users with questions. If the settings allow this, questions can be asked anonymously, otherwise only questions that include...
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Ask.fm Features
Multiple languages
Top 3 alternatives
Slido
Freemium • Proprietary
Q&A Service
Poll Maker
Customer Feedback Manager
Online
Android
iPhone
48 alternatives to Slido
Slido is the industry-leading audience interaction platform. It helps users to get the most out of meetings and events by crowdsourcing top questions and engaging participants with live polls and quizzes.
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Slido Features
Live polling
Live updating
Anonymous voting
Top 3 alternatives
Scoold
Freemium • Open Source
Q&A Service
Online
Self-Hosted
21 alternatives to Scoold
Scoold is inspired by StackOverflow and implements most of its features. You can ask and answer questions, upvote and downvote posts, earn badges and reputation. Each edit creates an new revision, making it easy to follow the history of edits. Scoold is optimized for the cloud.
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Scoold Features
1. Support for @mentionsScoold supports the use of mentions through @ to a particular user, who will be notified personally.
2. Syntax HighlightingScoold supports syntax highlighting for various programming and markup languages.
3. Full-Text SearchScoold lets you search for specific words or phrases from inside a document or database.
4. LightweightScoold consumes less device resources compared to similar apps.
5. Dark ModeScoold supports dark mode for comfortable usage in low light conditions.
LDAP Services
Mattermost integration
Import from Stack Overflow
SAML Single Sign-On
Spaces
Microsoft Teams Integration
Knowledge base
RTL support
Slack integration
Knowledge Management
Top 3 alternatives
AhaSlides
Freemium • Proprietary
Poll Maker
Q&A Service
Quiz Maker
Online
Software as a Service (SaaS)
63 alternatives to AhaSlides
Interactive presentation software that lets your audience vote, ask questions, play quiz, and be engaged in real-time. For event hosts, public speakers, educators.
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AhaSlides Features
Quiz
Word Clouds
Interactive Presentations
Custom slide background
Interaction
Interactive Whiteboard
Custom fonts
Leaderboard
Custom URLs
Mobile friendly
Top 3 alternatives
Question2Answer
Free • Open Source
Q&A Service
Mac
Windows
Linux
Online
MySQL Community Edition
Self-Hosted
PHP
21 alternatives to Question2Answer
A Q&A site helps an online community to share knowledge. No matter what your area of interest, people with questions can get super answers fast. Question2Answer is a popular Q&A solution.
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Question2Answer Features
1. LightweightQuestion2Answer consumes less device resources compared to similar apps.
2. WYSIWYG SupportQuestion2Answer integrates a WYSIWYG editor to edit the look and content of a document, page, or file.
LaTeX Math
Top 3 alternatives
teddit
Free • Open Source
Online
19 alternatives to teddit
A free and open source alternative Reddit front-end focused on privacy. Inspired by the Nitter project.
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teddit Features
1. Privacy focusedteddit is considered a privacy friendly alternative.
Work without JavaScript
Voting
Online chat
Share content
POSIX-style
Tagging
Community-based
Shared links
Social feed
Built-in Commenting System
Top 3 alternatives
Beekast
Freemium • Proprietary
Q&A Service
Online
26 alternatives to Beekast
Beekast is collective intelligence tool that makes your in-person or remote presentations more effective.
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Beekast Features
1. Real time collaborationMultiple users can work together in Beekast simultaneously.
2. GamificationBeekast makes use of game-design elements such as point scoring, competition, achievements, etc.
Word Clouds
Brainstorming
Automated Reporting
Survey & feedbacks
Asynchronous
MCQ
Meeting
Quizzes
Mobile friendly
White-labeled
Top 3 alternatives

Stack Overflow Features

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Slant Features

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Quora Features

Top 3 alternatives

Stack Exchange Features

Top 3 alternatives

Codidact Features

Top 3 alternatives

Stackshare Features

Top 3 alternatives

Top 3 alternatives

Akinator Features

Top 3 alternatives

Ask.fm Features

Top 3 alternatives

Slido Features

Top 3 alternatives

Scoold Features

Top 3 alternatives

AhaSlides Features

Top 3 alternatives

Question2Answer Features

Top 3 alternatives

teddit Features

Top 3 alternatives

Beekast Features

Top 3 alternatives