
Anki
Quizlet
Memrise
Mochi
Brainscape
AnkiDroid
Duolingo
All-in-One Tool For Thinking & Learning

Wordle
Chess.com
Guess That Product!
Knowt
From guess to know. A modern number deduction game designed to challenge your logical thinking and problem-solving skills. Play now for free.

Which is more popular?
Based on our record, RemNote seems to be more popular. It has been mentioned 13 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | remnote.com | knowess.com |
| Platforms | — | |
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


Supercharge your learning, thinking, and organization. Portals, References, and Backlinks Link notes and ideas to supercharge your memory, organization, and thinking skills. Notes and Flashcards Reunited Create flashcards directly within your notes to rapidly break down and remember any body of...
Knowess is a free, browser-based number deduction game where you crack a secret code using logical thinking and feedback clues. Most number games are either too simple or hide their rules behind complexity. Knowess strips it back to pure logic: guess the secret number, read the feedback,...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
RemNote - Roam like App with Spaced Repetition System
More videos
No Knowess 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 RemNote and Knowess.
Knowess's answer:
Knowess started as a personal project to explore the design space of constraint-based number puzzles. The classic Mastermind format felt underrepresented in modern web games — most implementations are visually dated or buried in ads. The goal was to build a clean, fast, and genuinely replayable version with more player control over the rules.
Knowess's answer:
Next.js (App Router), TypeScript, Tailwind CSS, React, deployed on Vercel.
Knowess's answer:
Knowess is a free-to-play game with no paying customers. It serves individual players directly — no B2B customers or enterprise accounts.
Knowess's answer:
Knowess offers two distinct feedback modes — Any Match and Exact Match — that go beyond the standard Bulls & Cows formula. Each mode requires a fundamentally different deduction strategy, and players can also adjust the number length (3–10 digits) and toggle repeated digits. The Daily Challenge adds a fresh puzzle every day with structured hint clues unique to each session.
Knowess's answer:
Most number deduction games lock you into one feedback style. Knowess lets you choose your mode, set your difficulty, and jump straight into play — no account, no download, no ads cluttering the interface. It's designed around pure logical deduction with a clean, distraction-free UI.
Knowess's answer:
Logic puzzle enthusiasts, casual brain-training players, and anyone who enjoys deduction-based games like Wordle, Mastermind, or Sudoku. The adjustable difficulty makes it accessible to beginners while the harder configurations (10 digits, repeats enabled) appeal to experienced puzzle solvers.
Share your experience with using RemNote and Knowess. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


RemNote adopts a more structured way of learning. For starters, the app is a note-taking app first, and the flashcard feature is secondary. This means that you can take well-organized notes and then convert them into...
RemNote was developed by Anki users who found the “Question ➡️ Answer” format too one-dimensional. Instead of squeezing the required knowledge into “Question ➡️ Answer” blocks, you can use RemNote to present it the...
What began as a research project at MIT developed into the software RemNote, a thinking and learning workspace to assist students in knowledge management. RemNote is a non-linear app enabling knowledge sharing....
We have no reviews of Knowess yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Has anybody used remnote.com for IGCSE? If so, how do you use it to make notes/revise? Source: over 3 years ago
Flashcards/spaced repetition is a great way to get familiar with concepts and terms for memorization based subjects. Some apps like Remnote and Quizlet are great since they make you practice concepts you're less familiar with more often... Source: almost 4 years ago
We've found and deployed a workaround; http://remnote.com and syncing are back! Thank you again for your patience. We'll post a final update once the underlying issue from our hosting provider is solved. Source: about 4 years ago
Tracking Knowess since Feb 2026.
When comparing RemNote and Knowess, you can also consider the following products.

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Guess the hidden word in 6 tries. A new puzzle is available each day. The official game.
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Quizlet allows you to review and create flashcards for a variety of subjects, such as math and reading.
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Learn a new language with games, humorous chatbots and over 30,000 native speaker videos.
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The team at Millions made a simple game where you try to Guess That Product!
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