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Exploring ES6 VS Clockify

Compare Exploring ES6 VS Clockify and see what are their differences

EES
Exploring ES6

Upgrade to the next version of JavaScript

Rating
0 reviews
Alternatives Is it good?
Clockify

Simple and free time tracker. Perfect for small and mid-sized businesses as well as freelancers. Unlimited projects and users, unlimited productivity. Get all the premium functionalities, completely free.

Rating
0 reviews
Pricing
Freemium $3.99 / Monthly ("Add time for others", "Time audit", "Customize export",)
Alternatives Is it good?
Sendaway.co
Send files and text between devices with a simple 6-digit code. No account, email or shared link required. 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, Clockify seems to be more popular. It has been mentioned 57 times since March 2021.

social mentions
0 vs 57
Developer Tools popularity
100% vs 0%
alternatives listed
17 vs 240+

Base details

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

EES
Exploring ES6
Clockify
Website leanpub.com clockify.me
Pricing —
Freemium $3.99 / Monthly ("Add time for others", "Time audit", "Customize export",) Official pricing
Platforms —
Web Android Mac Browser Extansion iOS Linux +3
Company — Startup from Serbia · 2017
Listed in
Developer Tools Productivity Education Tech +1
Time Tracking Invoicing Project Management Reporting & Dashboard Accounting & Finance Calendar And Scheduling +3

Features and specs

What each product offers, as listed by its team.

EES
Exploring ES6 5 features
Clockify 9 features
  • Comprehensive Coverage
    Exploring ES6 provides an exceptionally thorough and detailed exploration of ES6 (ECMAScript 2015) features, covering everything from arrow functions and template literals to generators, proxies, and modules, making it one of the most complete references available for the specification.
  • Free to Read Online
    The book is available to read for free online through Leanpub, making it highly accessible to developers of all backgrounds and financial situations who want to learn modern JavaScript.
  • In-Depth Explanations
    Dr. Axel Rauschmayer is known for his deep, technically precise explanations. The book goes beyond surface-level tutorials and explains the 'why' behind design decisions in ES6, helping readers gain a genuine understanding of the language mechanics.
  • Well-Structured Organization
    The book is organized into logical chapters that each focus on a specific ES6 feature or concept, making it easy to use both as a sequential learning resource and as a reference guide that you can jump into at any point.
  • Authoritative Source
    Written by Dr. Axel Rauschmayer, a highly respected JavaScript expert and blogger, the content is reliable, accurate, and well-researched, drawing directly from the ECMAScript specification itself.

Possible disadvantages

  • Overwhelming Detail
    The level of detail can be overwhelming for beginners or intermediate developers. The book sometimes dives into specification-level minutiae that may not be practical for everyday development, making it hard to distinguish essential knowledge from edge cases.
  • Dated Content
    Since the book focuses specifically on ES6 (2015), it does not cover subsequent ECMAScript updates (ES2016–ES2024) such as async/await, optional chaining, nullish coalescing, and other modern features that are now standard in JavaScript development.
  • Dense and Academic Writing Style
    The writing style can be quite academic and dense, which may make it less engaging or harder to follow compared to more conversational or example-driven JavaScript books. Some readers may find it dry.
  • Limited Practical Examples
    While the book excels at explaining concepts theoretically, it can sometimes lack real-world, practical project-based examples that show how ES6 features are used together in actual application development scenarios.
  • Length Can Be Intimidating
    The book is extremely long and extensive, which can be intimidating for readers who want a quick, concise introduction to ES6. It may take significant time commitment to work through the entire book.
  • Time audit
  • Invoicing
  • Reporting
  • Add time for other
  • Scheduling
  • Forecasting
  • Expenses
  • Task rates
  • Budget & estimates

Analysis

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

EES
Exploring ES6
Clockify

Overall verdict

  • Exploring ES6 by Dr. Axel Rauschmayer is an excellent, in-depth resource for understanding modern JavaScript (ECMAScript 6/ES2015) with clear explanations and practical examples.

Why this product is good

  • Written by Dr. Axel Rauschmayer, a well-respected JavaScript expert and educator
  • Provides thorough, detailed coverage of ES6 features with accurate technical explanations
  • Available to read for free online, making it accessible to everyone
  • Includes practical code examples that clarify complex concepts
  • Well-organized structure that lets you jump to specific topics as needed
  • Explains not just how features work but the reasoning and design decisions behind them

Recommended for

  • JavaScript developers wanting to master modern ES6 features
  • Programmers transitioning from ES5 to ES6/ES2015
  • Developers who prefer a reference-style book they can consult topic-by-topic
  • Self-learners who want a free, comprehensive resource
  • Experienced coders seeking deep understanding rather than surface-level tutorials

Overall verdict

  • Overall, Clockify is a versatile and effective time-tracking tool that offers excellent value, especially for those seeking comprehensive features without the hefty price tag.

Why this product is good

  • Clockify is considered a good tool for time tracking due to its comprehensive features that cater to individual users as well as teams. It is user-friendly, offers unlimited time tracking for free, and includes both manual and automatic tracking options. Its ability to generate detailed reports helps users keep track of productivity. Additionally, it integrates with numerous applications, enhancing its functionality. It's also appreciated for its project management capabilities and ability to handle billing and invoicing, making it versatile for various professional needs.

Recommended for

    Clockify is highly recommended for freelancers, small to medium-sized businesses, and remote teams who need efficient time management without financial constraints. Project managers, consultants, and anyone involved in billing or client work would find it particularly beneficial.

Videos

Walkthroughs and reviews on video.

EES
Exploring ES6 0 videos + Add
Clockify 3 videos + Add

No Exploring ES6 videos yet. You could help us improve this page by suggesting one.

Quick Features Overview

More videos

  • - Clockify for Project Management
  • - Clockify Tour: All you need to know about this time tracking tool

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
EES
Exploring ES6
Clockify
100% 100%
Developer Tools
0% 0%
0% 0%
Time Tracking
100% 100%
100% 100%
Tech
0% 0%
0% 0%
Invoicing
100% 100%

User comments

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Reviews and articles

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

EES
Exploring ES6 no reviews yet
Clockify no reviews yet

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Social recommendations and mentions

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

EES
Exploring ES6 0 mentions
Clockify 57 mentions

Tracking Exploring ES6 since Jun 2026.

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