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Exercism VS LetsDo.io

Compare Exercism VS LetsDo.io and see what are their differences

Exercism

Download and solve practice problems in over 30 different languages.

Rating
0 reviews
Pricing
Open source
Alternatives Is it good?
LetsDo.io

A Slack app for managing your to-dos within Slack. Assign, set due dates, and keep track of what needs to get done without leaving Slack.

Rating
0 reviews
Pricing
Paid Free trial $11 / Monthly (20 users)
Alternatives Is it good?
Schedule Forge
Forge your schedule, not spreadsheets. Drag-and-drop work orders, capacity-aware line scheduling, shop floor kiosk clocking, AI what-if scenarios, and a daily dashboard that tells you what needs attention. sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Exercism seems to be more popular. It has been mentioned 318 times since March 2021.

social mentions
318 vs 0
Online Learning popularity
100% vs 0%
alternatives listed
240+ vs 8

Base details

Website, pricing, platforms and company facts side by side.

Exercism
LetsDo.io
Website exercism.org letsdo.io
Pricing
Open source
Paid Free trial $11 / Monthly (20 users) Official pricing
Platforms —
Slack Browser
Company — 2022
Listed in
Online Learning Online Education Online Courses Programming +1
Project Management Task Management Slack Todos +1

About Exercism and LetsDo.io

In their own words, as submitted to SaaSHub.

Exercism
LetsDo.io

No description of Exercism yet.

Let’s Do is a Slack app that gives you a to-do manager within Slack. You can set due dates, assign tasks and share lists of to-dos with your team. With the app, each channel in your Slack workspace becomes a to-do list easily accessed by the channel members. The app can be used as your primary...

Read more about LetsDo.io

Features and specs

What each product offers, as listed by its team.

Exercism 7 features
LetsDo.io 0 features
  • Free Access
    Exercism provides free access to a wide range of coding exercises and learning resources, making it accessible to everyone regardless of their financial situation.
  • Mentorship
    Offers personalized mentorship from experienced developers who can provide feedback and guidance on your code submissions.
  • Wide Variety of Languages
    Supports numerous programming languages, which allows users to learn and practice coding in multiple languages.
  • Structured Learning Tracks
    Organizes exercises into structured tracks, guiding learners through progressively challenging problems in a logical order.
  • Community Support
    Has an active community forum where users can discuss problems, share insights, and ask for help.
  • Open Source Contributions
    Encourages contributions to the platform itself, offering an opportunity for users to give back and improve the resources available to others.
  • Focus on Clean Code
    Emphasizes writing clean, well-documented code, which is beneficial for developing best practices.

Possible disadvantages

  • Variable Mentorship Quality
    The quality of mentorship can vary, as it depends on the availability and expertise of volunteer mentors.
  • Learning Curve
    There can be a steep learning curve for beginners who may find some exercises too challenging without sufficient initial guidance.
  • Limited Interactivity
    Exercises are primarily text-based without interactive or visual learning aids, which might be less engaging for some users.
  • Dependence on Volunteers
    The platform relies heavily on volunteer mentors, which can lead to delays in getting feedback and may affect the consistency of support.
  • Interface Complexity
    Some users find the interface and workflow somewhat complex and unintuitive, particularly for those new to the platform.
  • No Real-Time Collaboration
    Lacks real-time collaboration features, meaning users cannot code together or get instant feedback.
  • Focus on Individual Learning
    The platform predominantly focuses on individual learning rather than collaborative projects, which can be a downside for those looking to develop team-working skills.

No features have been listed yet.

Analysis

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

Exercism
LetsDo.io

Overall verdict

  • Yes, Exercism is considered good for learning and improving programming skills.

Why this product is good

  • Exercism offers free access to a wide variety of exercises in over 50 different programming languages, catering to both beginners and experienced programmers.
  • The platform provides a unique mentorship model where volunteers review submitted solutions, offering personalized feedback and guidance.
  • The exercises are well-structured, facilitating both practice and mastery of language-specific concepts and problem-solving skills.
  • Exercism encourages learning through doing, promoting an active learning environment which can be more effective compared to passive learning styles.
  • The platform allows for self-paced learning, enabling users to progress at their own speed and revisit topics as needed.

Recommended for

  • Beginner programmers seeking practical coding exercises to reinforce their learning.
  • Intermediate and advanced developers looking to hone their skills or learn new programming languages.
  • Individuals who appreciate personalized feedback and mentorship to improve their coding practices.
  • Students and educators searching for supplementary resources to support coursework or syllabus requirements.
  • Professionals aiming to practice coding interview problems and enhance their problem-solving abilities.

Overall verdict

  • LetsDo.io is a solid, straightforward time-tracking and productivity tool that offers good value for freelancers and small teams looking to manage tasks and monitor how they spend their time without unnecessary complexity.

Why this product is good

  • Simple and intuitive interface that makes time tracking easy to adopt
  • Helps identify productivity patterns and where time is being spent
  • Useful for managing tasks, projects, and generating time reports
  • Affordable option compared to more feature-heavy enterprise tools
  • Good fit for individuals and small teams who want lightweight tracking

Recommended for

  • Freelancers who need to track billable hours
  • Small teams looking for straightforward time and task management
  • Individuals wanting to improve personal productivity and focus
  • Consultants and remote workers who bill clients by time
  • Anyone seeking a simple alternative to complex project management suites

Videos

Walkthroughs and reviews on video.

Exercism 3 videos + Add
LetsDo.io 0 videos + Add

Learn with Exercism.io

More videos

  • - JavaScript Exercise | Learn JavaScript with Exercism | #0 Setup
  • - exercism.io 01 hello-world

No LetsDo.io videos yet. You could help us improve this page by suggesting one.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Exercism
LetsDo.io
100% 100%
Online Learning
0% 0%
0% 0%
Project Management
100% 100%
100% 100%
Online Education
0% 0%
0% 0%
Task Management
100% 100%

User comments

Share your experience with using Exercism and LetsDo.io. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Exercism no reviews yet
LetsDo.io no reviews yet

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We have no reviews of LetsDo.io yet. Be the first one to post

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Exercism 318 mentions
LetsDo.io 0 mentions
  • AI made me lazy. I didn’t notice until it was too late.
    Exercism.org structured deliberate practice, no AI required. - Source: dev.to / 6 months ago
  • Free Python Resources
    Providing free coding exercises and mentorship, Exercism helps developers practice and improve their programming skills step by step. Their Python Track offers a series of exercises that guide learners from beginner to more advanced levels. - Source: dev.to / 9 months ago
  • Collaboration Circles for Developers (2026)
    Exercism is a code practice + mentoring platform in 74 languages. Why it can work: although it is not exclusively focused on groups of five, its mentoring and peer review model allows forming mini-circles where participants give each... - Source: dev.to / 11 months ago

View more

Tracking LetsDo.io since Feb 2022.

Alternatives to Exercism and LetsDo.io

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