
Gyroscope
Daylio
Bearable App
Habitica
Streaks
Everyday
HabitBull
Track everything in one place, understand your life.

Optimized
Strava
Free life expectancy calculator, longevity quiz, BMI calculator and more built for people who want real answers about how long they will live and how to live better.

Which is more popular?
Based on our record, Exist seems to be more popular. It has been mentioned 43 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | exist.io | solothinking.com |
| Pricing | — | |
| Company | — | Startup from Pakistan · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Exist yet.
SoloThinking combines science-backed health insights with simple, easy-to-use tools. Instead of overwhelming users with medical jargon, we provide practical calculators and resources that help people understand and improve their long-term health.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
Exist - Board Game Review
More videos
No SoloThinking videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Exist and SoloThinking.
SoloThinking's answer:
SoloThinking combines science-backed health insights with simple, easy-to-use tools. Instead of overwhelming users with medical jargon, we provide practical calculators and resources that help people understand and improve their long-term health.
SoloThinking's answer:
SoloThinking is fast, free, easy to use, and focused on real-world value. Our tools provide actionable insights without requiring subscriptions, lengthy signups, or complicated reports.
SoloThinking's answer:
Health-conscious individuals, longevity enthusiasts, students, researchers, and anyone interested in understanding their lifespan, health risks, and lifestyle impact on long-term wellbeing.
SoloThinking's answer:
SoloThinking was created to make health and longevity information accessible to everyone. We noticed that many people were curious about their lifespan and health but lacked simple tools to find reliable answers.
SoloThinking's answer:
HTML, CSS, JavaScript, Cloudflare Pages, Cloudinary, Google Analytics, Google Search Console, and AI-assisted development tools.
SoloThinking's answer:
SoloThinking is currently in its growth stage and serves a global audience of health-conscious users, students, and wellness enthusiasts.
Share your experience with using Exist and SoloThinking. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


As someone who has been on and off the Degoogle train (I ran full LineageOS without Google Play at one point) and is now pretty deep in iOS territory, I'd say the main thing for me has been email. I've used https://www.fastmail.com for a... - Source: Hacker News / almost 2 years ago
You may want to look into https://exist.io/. It's a very indie developer duo out of Australia (IIRC). And also IIRC they were looking for a buyer on Twitter some time ago. - Source: Hacker News / about 3 years ago
I have used this previously when tracking health metrics and I couldn't much else that had integrations. https://exist.io/. - Source: Hacker News / about 3 years ago
Tracking SoloThinking since Jun 2026.
When comparing Exist and SoloThinking, you can also consider the following products.

Gyroscope is a personalized dashboard for tracking your life.
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Lifelogging and quanitifed self tracking improvement app.
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Daylio enables you to keep a private diary without having to type a single line.
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Habitica is a free habit building and productivity application.
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