AI · alternatives · 2026
24 alternatives to What If?
A playground for your mind
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
- 1
If you're curious then you'll like this easy read.
2016 · amazon.com · its alternatives →
- 2
What If?▲107Serious scientific answers to absurd hypothetical questions
2015 · whatif.xkcd.com · its alternatives →
- 3
Questions & activities for curious minds
2016 · bookofwhatif.com · its alternatives →
- 4
Wondering▲345Hey HN! I’m excited to show you my app that lets you learn any topic in a structured, bite-sized way. Each lesson has an audio version, some visuals, and interactive quizzes. They’re personalized to your background and goals, and you can pick a concept inside a lesson and ask it to go deeper. When my co-founder was at NotebookLM, he realized the biggest bottlenecks in learning are that people don’t have time or feel like they’re not smart enough. We wanted to see if software can take the mental load of figuring out what resources to use and what order to learn them in, and make lessons easy…
Aug 2026 · wondering.app · its alternatives →
- 5
- 6
Ask “What If?” and explore alternate timelines instantly
Mar 2026 · altertimeline.com · its alternatives →
- 7
AI brings historical figures to comment today’s news
2023 · its alternatives →
- 8
Branch▲76Explore and write collaborative branched stories
2018 · play.google.com · its alternatives →
- 9
CuriosityXR▲132Learn with 1M+ 3D models & AI in Mixed Reality
2024 · curiosityxr.com · its alternatives →
- 10
Sorcerer▲70Simulate an AI agent community reacting to "what if"
3d ago · github.com · its alternatives →
- 11
Test4Startup▲158Ask artificial intelligence if your idea is promising enough
2016 · its alternatives →
- 12
AI that reads your page, sees it, and gives context answers.
Dec 2025 · chromewebstore.google.com · its alternatives →
- 13
- 14
- 15
You can be an architect of the future
2016 · jpl.nasa.gov · its alternatives →
- 16
- 17
Explore predictions about the future and their realizations
2015 · dystopiatracker.com · its alternatives →
- 18
Curiosity▲62Answer questions, then see how your friends answered!
2016 · getcuriosity.com · its alternatives →
- 19
- 20
A guessing game for AI-generated images
2023 · prompttheory.com · its alternatives →
- 21
YouStory▲39When the Gemini storybook demo was released, we were thrilled to see others shared our vision for interactive storytelling. Great minds, it seems, think alike! We were already deeply immersed in building YouStory, and that shared excitement only fueled our obsession with execution, pushing us to create an even more polished and magical experience. Our AI agent lets you upload a photo of your child, their pet, drawings, doodles or a favorite toy to star as the hero. We combine this with a premium, non-generic art style and a collaborative agent you guide through conversation, making the…
2025 · youstory.io · its alternatives →
- 22
Share & Explore Fun 'What If' App Features!
2024 · sillywhatifs.framer.website · its alternatives →
- 23
- 24
What it is, how it helps us, and why it might be essential
2015 · amazon.com · its alternatives →
Also compare
Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →