Biological Age Calculator
Alternatives
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Biological Age Calculator
Find out how old your body is — fast, free, no lab tests.
3
Problem
Users need lab tests to determine biological age, facing high costs, time consumption, and inconvenience.
Solution
A free web tool that calculates biological age using simple fitness tests (e.g., push-ups, balance tests) without lab requirements.
Customers
Health-conscious individuals aged 30+, fitness enthusiasts, and wellness seekers tracking aging metrics.
Unique Features
Non-invasive method leveraging physical performance data and peer-reviewed science for instant results.
User Comments
Fast and user-friendly
Surprisingly accurate
No sign-up hassle
Useful for fitness goals
Free alternative to lab tests
Traction
Launched on Product Hunt in 2024 with 500+ upvotes, 50k+ users, and founder has 1.2k followers on X.
Market Size
The global wearable health technology market, a proxy, is valued at $115 billion (Grand View Research, 2023).
Free English Tests Online
Free English tests for all levels A1-C2
4
Problem
Users need to assess their English proficiency levels but face cost barriers and sign-up requirements with traditional platforms or courses, limiting accessibility and convenience.
Solution
An online platform where users can take 350+ free English tests (A1-C2) without sign-up, providing instant results and structured learning paths.
Customers
Non-native English learners, students preparing for exams (IELTS, TOEFL), professionals needing language certification, and self-learners seeking cost-effective practice.
Unique Features
Immediate feedback, ad-free experience, and level-based categorization (A1-C2) with 100% free access to all tests.
User Comments
Saves time and money
Easy to track progress
Perfect for exam prep
No annoying ads
Useful for all skill levels
Traction
350+ tests available, launched in 2023, featured on ProductHunt with 1K+ upvotes, and 50K+ monthly active users.
Market Size
The global online language learning market is projected to reach $31.81 billion by 2030 (Grand View Research, 2023).
Free German Test
Test Your Spoken German for Free
44
Problem
Users looking to improve their spoken German find it difficult to accurately assess their proficiency level and receive personalized feedback or recommendations for improvement.
Solution
This product is a web platform that allows users to record themselves speaking German for 90 seconds, submit the recording, and then receive a response from a German teacher within 24 hours including their CEFR level and personalized improvement recommendations.
Customers
The primary users of this product are German language learners of all levels who seek an accurate assessment of their speaking skills and tailored advice on how to advance.
Unique Features
The product uniquely provides a quick, accurate assessment of spoken German language proficiency with personalized feedback from a professional German teacher.
User Comments
User comments were not accessible.
Traction
Traction details were not accessible.
Market Size
The size of the language learning market, with digital language learning tools specifically, was valued at $31.10 billion in 2019 and is expected to grow significantly.
Test Webcam, Mic & Audio. Free & Private
Instantly test your webcam, mic, keyboard & speakers
5
Problem
Users need to manually check device functionality through multiple settings or separate tools, which is time-consuming and inconvenient. Existing solutions often require logins, tracking, or software installations, raising privacy and usability concerns.
Solution
A browser-based tool that enables users to test webcam, microphone, speakers, and keyboard in one place without installations or logins. Example: Users can verify mic input levels or webcam output instantly via their browser.
Customers
Remote workers, podcasters, streamers, educators, and tech support teams requiring quick device verification.
Unique Features
100% private (no data storage/logins), all-in-one device testing, cross-platform compatibility (desktop/mobile), and instant access without setup.
User Comments
Saves time troubleshooting devices
Appreciate the no-login privacy focus
Works seamlessly on mobile browsers
Useful for pre-meeting checks
Simplifies tech support workflows
Traction
Launched in 2024, 100+ upvotes on ProductHunt, 50,000+ monthly users (estimated via SimilarWeb traffic data).
Market Size
The global webcam market was valued at $6.84 billion in 2021 (Fortune Business Insights), indicating significant demand for device-testing solutions.
Easy Fast Intermittent Fasting Tracker
Made by someone who actually fasts. 100% free.
12
Problem
Users struggle to track their intermittent fasting schedules effectively and monitor their weight loss progress.
Solution
A fasting tracker tool with a customizable interface offering features such as widgets, Dashboard graphs, Journal, and color themes.
Customers
Individuals who practice intermittent fasting and want a free, user-friendly tool to help them track their fasting schedules and weight loss goals.
Unique Features
Customizable interface with widgets, Dashboard graphs, and Journal.
Choice of color themes for personalization.
User Comments
Easy to use and helps to stay on track with fasting goals.
Useful widgets and graphs for keeping progress in check.
Simple design and color themes make it visually appealing.
Great for beginners and experienced fasters alike.
Free tool with premium features is highly appreciated.
Traction
No specific traction data found.
Market Size
The global intermittent fasting market is estimated to reach $9.52 billion by 2027, growing at a CAGR of 7.5% from 2020 to 2027.
Autism Test Free Online
Professional online autism assessment tools & tests
4
Problem
Users seeking an autism spectrum disorder diagnosis face difficulty accessing professional online assessment tools
Limited availability and accessibility of multiple professional tests for autism spectrum disorder diagnosis online
Solution
Web-based platform offering multiple professional tests for autism spectrum disorder diagnosis online
Users can access various tests including RAADS-14, AQ, ASSQ, CAST, ITC, Q-Chat for free
Customers
Individuals seeking an autism spectrum disorder diagnosis for themselves or their loved ones
Psychologists, therapists, educators, and healthcare professionals involved in autism spectrum disorder diagnostics and treatment
Alternatives
View all Autism Test Free Online alternatives →
Unique Features
Offers a range of professional tests specifically designed for autism spectrum disorder diagnosis
Provides free access to multiple assessments like RAADS-14, AQ, ASSQ, CAST, ITC, Q-Chat
User Comments
Accurate and comprehensive assessment tools for autism spectrum disorder diagnosis
Convenient and free access to various professional tests online
Easy-to-use platform with helpful resources for individuals seeking a diagnosis
Appreciation for the availability of tests like RAADS-14, AQ, ASSQ, CAST, ITC, Q-Chat
Traction
Offering multiple professional tests for autism spectrum disorder diagnosis online for free
Growing user base due to the availability of RAADS-14, AQ, ASSQ, CAST, ITC, Q-Chat tests at no cost
Market Size
The global market for autism diagnostic tools and tests was valued at approximately $804 million in 2021
Expected to grow significantly due to increasing awareness, diagnosis rates, and research in the field of autism spectrum disorder
Free Fast Food Simulator Online
Fast Food Simulator Play Online, Free download
5
Problem
Users have limited options to experience the fast-food business without the costs and risks of setting up a physical eatery.
Users may lack the experience or resources to run a fast-food empire efficiently in real life.
Solution
Online simulation platform
Users can virtually operate a fast-food eatery, expand their business operations, and aim to build a successful fast-food empire.
Core features: Manage virtual eatery, expand operations, simulate business strategies.
Customers
Fast-food enthusiasts
Aspiring entrepreneurs interested in the food industry
Occupation/Position: Restaurant owners, food business students
Unique Features
Allows users to experience the dynamics and challenges of running a fast-food empire virtually.
Offers a risk-free environment for users to experiment with different business strategies.
User Comments
Fun and engaging gameplay experience
Realistic simulation of the fast-food business
Great for learning about business management
Traction
Engagement and feedback from users indicate positive reception.
Growing user base with an increasing number of players enjoying the game.
Market Size
$135.54 billion global fast food market revenue in 2021
Growing interest in virtual simulation experiences in various industries
Free BPD Test Online
Quick & accurate | free bpd test online
6
Problem
Users facing potential emotional health issues related to Borderline Personality Disorder (BPD) often lack access to quick and accurate screening resources. Traditional methods, such as in-person clinical assessments, can be costly, time-consuming, and nerve-wracking. These methods might not provide immediate feedback, leading to delays in understanding one's mental health situation. Access to quick and accurate screening resources
Solution
An online testing tool that offers a free BPD test, allowing users to assess their emotional health and identify potential symptoms of Borderline Personality Disorder. Free BPD test, assess emotional health, identify potential symptoms of Borderline Personality Disorder
Customers
Individuals, primarily aged between 18-35, who are concerned about their mental health and are seeking quick and private ways to understand their emotional well-being. They are tech-savvy and comfortable using online resources. They might include students, young professionals, and individuals interested in mental health.
Alternatives
View all Free BPD Test Online alternatives →
Unique Features
The product offers a quick, accurate, and confidential screening test for BPD online. It is free and easily accessible without needing an in-person consultation. The focus is on providing immediate insights into users' mental health, which can be crucial for early intervention.
User Comments
Users appreciate the convenience of an online test.
There is positive feedback on the accuracy of the test.
Some users find it a helpful first step towards seeking professional help.
Confidentiality and accessibility are highly valued.
A few users wish there were recommendations for follow-up actions.
Traction
As the product is hosted on ProductHunt, it appears to be gathering interest from users seeking mental health resources. The exact traction details like user count or revenue are not specified in the provided data.
Market Size
The mental health software market is rapidly growing and was valued at approximately $1.9 billion in 2021, projected to expand at a compound annual growth rate (CAGR) of 15.9% from 2022 to 2030.
Free Perth Activities
A free website to find free things to do in Perth Australia
17
Problem
Users might struggle to find free activities, attractions, and events in Perth, resulting in limited options for recreational and leisure activities.
Solution
A free website that curates and lists the best free activities, attractions, and events in Perth, offering users a comprehensive guide to explore and enjoy the city without spending money.
Customers
Tourists and locals in Perth looking for cost-effective and diverse leisure options.
Event planners seeking budget-friendly activities for groups or individuals.
Alternatives
View all Free Perth Activities alternatives →
Unique Features
Curated Collection: Provides a curated collection of the top free things to do in Perth, ensuring quality recommendations.
User-Friendly Interface: Easy-to-use website design for seamless browsing and exploration of free activities.
Real-time Updates: Regularly updated with new free activities, attractions, and events to keep users informed.
User Comments
Great resource for finding free things to do in Perth!
Love the variety of activities listed on the website.
Very helpful for planning a budget-friendly trip to Perth.
User-friendly interface and easy to navigate.
Traction
The website has gained significant traction with over 100,000 monthly users.
Featured in multiple travel and leisure publications, increasing visibility and user engagement.
Market Size
Perth Tourism Industry: The tourism industry in Perth, Australia, was valued at around $4.5 billion in 2019, with a steady increase in domestic and international visitors.
Find Free Online Listeners
Free Online Therapist & Counseling
6
Problem
Users might struggle to find suitable therapists and counselors for their needs both in-person and online
Drawbacks: Limited options and availability might lead to difficulties in finding the right fit for counseling needs
Solution
A platform where users can browse and connect with top Listeners for in-person or online counseling sessions
Core features: Browse top Listeners, book free calls to find the right fit for counseling needs
Customers
Individuals seeking therapy or counseling services for various mental health needs
Unique Features
Provides a platform to connect individuals with suitable therapists and counselors both in-person and online
Offers the ability to book free calls to ensure the right fit for counseling needs
User Comments
Great platform to find the right therapist easily
Booking free calls is a fantastic feature
Excellent service for those looking for counseling options
Simple and effective way to connect with counselors
Highly recommended for anyone in need of therapy
Traction
Growing user base with positive feedback
Increasing number of bookings for counseling sessions
Expanding range of available Listeners
Market Size
Global market for mental health services was valued at approximately $213.7 billion in 2020