Tripos vs ARK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tripos
This is a collaborative question-and-answer platform where users can ask, answer, and be rewarded for their knowledge. It aims to create a global classroom accessible from anywhere, building a knowledge database for all seekers.
- Ask and answer questions
- Reward system for answers
- Collaborative learning environment
- Global knowledge database
- Visual answer submission
- Multi-language support
- Personalized notifications
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Tripos is an online community based question- answer mobile application where questions are asked, answered and rewarded by any user. It is based on the idea to create a collaborative global classroom to which you have access from anywhere in the world. Every answer provided is put to the knowledge database with its respective question so that it is accessible to the other answer seekers worldwide. It is the best tool to help the enthusiasts of knowledge sharing whether it’s students, teacher, software developer, technocrat, food technologist, scientist, musician, artist, homemaker, chef, parents, corporate person or anybody. So, a user gets a wider pool of people to ask. It has language support for any language whether English, French, Chinese, Spanish, German, Portuguese, Japanese. One can easily create well elucidate answer by providing visuals such as scan handwritten answers. You can use Tripos to strengthen your skills across core subjects mentioned above by answering the questions and get rewarded meanwhile. It dare netizens to ask the most challenging question they came across and get the best solution. It can be related to any topic ( Physics, Music, Art, Chemistry, Maths, Sociology, Biology, History, Civics , Current Affairs, Sociology, Geography, Business, Environment, Psychology, Relations, to name a few). It is a platform for all those similar minded people who want to get connected by solving the toughest question. Once your profile is created, you will receive pop up notifications on the basis of your usage so that you do not miss any update on your area of interest so that you can not be lost among the so many other topics, search the topic you are interested in the search tool and there you can select any answer you like. You can comment on that answer, like, review, bookmark and share it. You can do the same with questions of your choice. Once you get the expert, you can ask more questions with the same expert. You can filter your searches as well. All questions are categorized by subjects. Although awards and recognition are not the purpose of life and not the goal of a passionate individual yet we believe it motivates at least an amateur. So, please choose to award for every answer you get so that people never get tired practicing their brains. You can recharge your Tripos wallet to transfer bucks to the one who has answered your question after getting an answer or before. Similarly, you need to keep answering the questions in order to get additional points. So guys get connected, ask questions, answer questions because you never know when you met with a gem-like what Mozart was to music and Einstein was to physics, Pythagoras was to maths. Let's Solve together!
ARK
This platform connects STEM enthusiasts, innovators, and educators globally. Share ideas, showcase projects, and collaborate with experts. Buy and sell creations in an integrated marketplace to foster innovation and learning.
- Connect with STEM enthusiasts
- Collaborate on projects
- Showcase innovations
- Buy and sell creations
- Access learning resources
- Join discussions on tech topics
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ARK is the project-sharing platform for makers, engineers, students, and creators who want to build real things and help others do the same. The new ARK experience goes deeper into the create-project flow, making it easier to document your work with detailed instructions, structured steps, materials, files, and notes so other people can understand your process and give the project a crack themselves. The app now features a sleeker, cleaner UI built around discovering and sharing projects more easily. Projects can be tagged directly in Explore, with difficulty tags like Beginner, Intermediate, and Advanced, as well as category tags such as Robotics, AI, 3D Printing, Electronics, and more. Users can also headline their posts with intent-based tags like Help Needed, Shameless Promotion, Build Log, Showcase, or Question, making it easier for the community to know what kind of feedback, support, or attention a post is looking for. ARK is becoming more than a place to post what you made. It is a place to document how you made it, help others recreate it, and build a living library of real-world STEM projects.
Screenshots
Verdict
The clearest difference is rating: ARK at 4.6 against Tripos's 1.0. ARK also leads on in-app purchases (none vs 5) and update cadence (fortnightly vs every 2 months). Tripos's advantage is iOS requirement (11.0 vs 16.0). On price, review sentiment, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Tripos sells 5 one-off in-app purchases. ARK asks for nothing beyond the download.
ARK holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: ARK has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 79% of Tripos's written reviews are positive against 83% of ARK's.
Tripos ships an update every 2 months, ARK fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | Tripos | ARK |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.6 (11 ratings) — better |
| Positive reviews | 78.6% of reviews | 83.3% of reviews — better |
| Number of ratings | 1 | 11 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 11.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 123 MB | 75 MB |
| Age rating | 4+ | 12+ |
| Developer | SANGANAN IT SOLUTIONS PRIVATE LIMITED | IMMACULATA TECHNOLOGIES LLC |
Customer experience
Tripos
ARK
In-app purchases
Tripos
- 40 Coins$0.99
- 80 Coins$1.99
- 160 Coins$2.99
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- 240 Coins$3.99
- 320 Coins$4.99
ARK
No in-app purchases









