AlgoBuddy
Your companion for coding interviews
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AlgoBuddy is a free web tool that helps developers prepare for coding interviews with note-taking, spaced-repetition reminders and a personal problem queue.
- for
- Software developers preparing for technical interviews
- pricing
- free
Key features
- Question Bank — Build a personal collection of algorithms and data structures with notes and solutions.
- Smart Reminders — Schedule review sessions using spaced repetition to revisit algorithms.
- Daily Queue — Receive a curated daily list of questions based on your progress and goals.
- Progressive Hints — Access hints gradually to stay challenged while getting help when needed.
- Code Snippets — Store solution code with syntax highlighting for easy reference.
- Track Progress — Visualize stats on difficulty, time spent and completion rates.
Use cases
- Create and review a personal algorithm collection for interview prep
- Schedule spaced-repetition reminders to reinforce concepts
- Practice a daily curated set of problems aligned with your skill level
- Store and reference solution code snippets with syntax highlighting
- Monitor progress through visual stats to stay motivated
AlgoBuddy vs alternatives
 AlgoBuddy |  Ninja Talent |  JavaScript Quiz |  Avocado Coding Challenge |  Automock | |
|---|---|---|---|---|---|
| Best for | Interview prep with spaced-repetition | Skill assessment and certification | JS knowledge quizzes | Frontend coding challenges | Simplified TypeScript unit testing |
| Pricing | Free | One time fee | Free | Free | Free |
| DevHunt upvotes | 1 | 76 | 24 | 24 | 148 |
| Launched | Jul 2025 | Mar 2024 | Jan 2023 | Feb 2024 | Jan 2023 |
- AlgoBuddy vs Ninja Talent: Focuses on skill evaluation and certification rather than personal interview prep
- AlgoBuddy vs JavaScript Quiz: Offers quiz-style JavaScript knowledge checks, not a full interview prep workflow
- AlgoBuddy vs Avocado Coding Challenge: Targets frontend skill challenges, not algorithm interview preparation
- AlgoBuddy vs Automock: Provides unit-test utilities for TypeScript, unrelated to interview question management
AlgoBuddy FAQ
Is AlgoBuddy free to use?+
Yes, AlgoBuddy is free and requires no credit card to start.
Can I add my own problems?+
Yes, you can create your own problems or pull from the Blind(75) list.
How do Smart Reminders work?+
You can set reminders on specific algorithms and AlgoBuddy will schedule review sessions using spaced repetition.
What is the Daily Queue?+
It provides a daily list of curated questions based on your progress and learning goals.
Do I need to install anything?+
No, AlgoBuddy is a web-based tool that you can start in seconds.
Summarized by DevHunt from algobuddy.fyi · Oct 4, 2026. Details may change; check the official site.
