Want to unlock the secrets of clean data? Take a look at our list of Best Free Cleaning Online Courses. The list is perfect to improve your data cleaning skills and enhance analysis and insights.

Key Takeaways

Access to Top Data Cleaning Courses Online for free.
A chance to learn important techniques for accurate data analysis.
Elevate your data science skills and employability.

What are the best free data cleaning courses online?

This list of the Best Free Data Cleaning Courses Online teaches you all the important techniques that lead to data accuracy and reliability. Learn the skills that are crucial for effective data analysis and boost your career in data science.

#	Course Name	University/Organization	Ratings	Duration
1.	Data Cleaning Fundamentals: Shape Your Data for Exploration	Skill Share	—	01 Hour
2.	Getting and Cleaning Data	John Hopkins University	★★★★★ 4.5	19 Hours
3.	Data Cleaning in Python Essential Training	LinkedIn Learning	★★★★★ 4.5	01 Hour
4.	Data Cleaning in Python Course	Udemy	★★★★☆ 3.8	5.5 Hours
5.	Excel: Data cleaning and analysis techniques	Udemy	★★★★★ 4.5	01 Hour
6.	Cleaning Data in Python	datacamp	★★★★☆ 4.3	04 Hours
7.	Prepare, Clean, Transform, and Load Data using Power BI	Coursera Project Network	★★★★★ 4.6	02 Hours
8.	Cleaning Data In R with Tidyverse and Data.table	Udemy	★★★★★ 4.6	04 Hours
9.	Cleaning Data in R	datacamp	—	04 Hours
10.	Master Course in Tableau Prep – Prepare & Clean Data	Udemy	★★★★★ 4.7	03 Hours

In order to help our readers in taking a knowledgeable learning decision, TakeThisCourse.net has introduced a metric to measure the effectiveness of an online course. Learn more about how we measure an online course effectiveness.

Data Cleaning Courses Evaluation & Selection Criteria

The selection of Leading Free Data Cleaning Courses online includes a meticulous process overseen by data science professionals. Each course is assessed based on factors like instructor expertise, positive learner feedback, curriculum depth, and relevance of taught skills in the real world. This careful vetting process is a guarantee that our recommendations are authoritative. Also, they offer learners the most efficient and practical insights into data-cleaning techniques.

Best + Free Data Cleaning Courses Online

Data Cleaning Fundamentals: Shape Your Data for Exploration

- - Ginette Methot & Curtis Seare via SkillShare
  - 187+ already enrolled!
  - Study Level: Intermediate

Data Cleaning Fundamentals- Shape Your Data for Exploration

Online Course Effectiveness Score
Content	Engagement	Practice	Career Benefit
Good ★★★★☆	Good ★★★★☆	Fair ★★★☆☆	Fair ★★★☆☆

This course provides introductory knowledge regarding the free version of Trificata software, Curtis and Ginette’s tool for data cleaning.

The core reason for the selection of this course is its focus on three basic data principles and multiple transforms that will assist you to create a six-step data recipe enabling you to change your data.
This course is a way to go for aspirants that are new to working with data and are willing to get started in this field.

This class surely met the standards and expectations I carried prior to taking this course. (Isaac Flower, ★★★★★)

Getting and Cleaning Data

- - John Hopkins University via Coursera
  - 201,068+ already enrolled!
  - ★★★★★ (8,006 Ratings)

Getting and Cleaning Data

Online Course Effectiveness Score
Content	Engagement	Practice	Career Benefit
Excellent ★★★★★	Good ★★★★☆	Fair ★★★☆☆	Good ★★★★☆

During the course, you will learn the fundamentals of obtaining data from the web, APIs, databases, and colleagues in different formats. In the second phase of the course, core concepts of data cleaning and its methodology are discussed.

The main objective of selecting this course is the depth of its content. The components of a structured data set are comprehensively discussed including unprocessed data, Instructions to process, Codebooks, and processed data.
This course is a must for candidates already working in the fields of data science or Machine Learning and aspiring to improve their efficiency level.

This course, I think is a compulsion for a data scientist. It provides some valuable concept-developing knowledge related to Data Science and especially data cleaning. Also, it gives a brief touch of how to organize data before analyzing it. (Hugo S, ★★★★★)

Data Cleaning in Python Essential Training

- - Miki Tebeka via LinkedIn Learning
  - 7,207+ already enrolled!
  - ★★★★★ (97 Ratings)

Data Cleaning in Python Essential Training

Online Course Effectiveness Score
Content	Engagement	Practice	Career Benefit
Good ★★★★☆	Good ★★★★☆	Fair ★★★☆☆	Good ★★★★☆

In this engaging course, you will get the opportunity to acquire an accomplished skillset and reevaluate your insight toward data cleaning. The expert instructor in this course illustrates to you a few of the most productive features of data cleaning with applicable coding examples using Python.

Acknowledging the importance of data cleaning, this course provides very engaging and professional content. This section helps a lot as far as learning about data scrubbing is concerned. (Khalid_M_Al, ★★★★★)

Data Cleaning in Python Course

- - Taimoor Khan via Udemy
  - 2,148+ already enrolled!
  - ★★★★☆ (104 Ratings)

Data Cleaning in Python

Online Course Effectiveness Score
Content	Engagement	Practice	Career Benefit
Good ★★★★☆	Good ★★★★☆	Good ★★★★☆	Good ★★★★☆

The targeted audience is those who are a novice of data and machine learning. The basic three components discussed in this course are Interpretation, Mathematical Evaluation, and coding.

The reason why we chose this course is the useful techniques and methods to identify outliers and missing values in Python being the focal point of the design of the content.
This course is for those who are willing to provide an upthrust to their career in the fields of AI, data mining, ML, software development, etc.

Precision, knowledge, and timeliness make this course worth taking. The instructor taught in an innovative style and was able to pinpoint the key takeaways. As per my assessment, all the aspects were covered. (Malik N, ★★★★★)

Excel: Data cleaning and analysis techniques

- - Ashish Agarwal via Udemy
  - 6,146+ already enrolled!
  - ★★★★★ (2,332 Ratings)

Online Course Effectiveness Score
Content	Engagement	Practice	Career Benefit
Excellent ★★★★★	Excellent ★★★★★	Good ★★★★☆	Good ★★★★☆

This course targets the audience whose aim is to achieve one of the takeaways including powerful and useful techniques of data cleaning and analysis using the TEXT function, expertise in Microsoft Excel to ace data cleaning tools in it, or competitive hands-on training with ease of affordability.

The reason why we selected this course is its focus on the Combination of unique content and tools that are in daily usage, Real-world scenarios that can help you acquire hands-on experience, professional quality of practice work, and robust response from the team within 24 hours.
This course is best suited to the candidates aspiring to boost their performances at their workplace by improving their skills in data cleaning.

Continue with more Data Cleaning Courses Online…

Cleaning Data in Python

- - Adel Nehme via datacamp
  - 81,100+ already enrolled!
  - ★★★★☆ (22 Ratings)

Online Course Effectiveness Score
Content	Engagement	Practice	Career Benefit
Excellent ★★★★★	Fair ★★★☆☆	Good ★★★★☆	Fair ★★★☆☆

In this course, you will learn about types of data and handle them individually, apply range constraints, Learn record linkage (a very useful tool to merge various data sets), Calculation of similarity between strings, Skills to develop a single clean master dataset out of multiple ones and much more.

This course is chosen because it focuses on the techniques that help you save time in data scrubbing.
This course is for those who aim to acquire expertise in data cleaning and apply it accordingly.

The perfect distribution and allocation of time to different topics from theoretical to practical explanations is the main attraction to this course. The practice material was also relevant. (Rob J, ★★★★★)

Prepare, Clean, Transform, and Load Data using Power BI

- - Coursera Project Network via Coursera
  - 19,705+ already enrolled!
  - ★★★★★ (474 Ratings)

Prepare, Clean, Transform, and Load Data using Power BI

Online Course Effectiveness Score
Content	Engagement	Practice	Career Benefit
Excellent ★★★★★	Good ★★★★☆	Good ★★★★☆	Good ★★★★☆

In this course you will learn about practical Transformation and Data cleansing using Power BI, multiple tasks include adding, removing, renaming, and splitting the columns, merging and unpivoting data, and much more.

The reason for choosing this course is its focus on providing strong fundamental knowledge regarding data cleaning and Power BI.
This course covers the spectrum of participants from beginners to intermediate levels Power BI users. This course is worth taking if you want to enhance your skills and knowledge.

This course is great for a novice to Data cleaning or a refresher for many. The easy-to-follow approach in this course elevates the performance of the participants. (DM, ★★★★★)

Cleaning Data In R with Tidyverse and Data.table

- - R-Tutorials Training via Udemy
  - 2,449+ already enrolled!
  - ★★★★★ (519 Ratings)

Cleaning Data In R with Tidyverse and Data.table

Online Course Effectiveness Score
Content	Engagement	Practice	Career Benefit
Good ★★★★☆	Excellent ★★★★★	Fair ★★★☆☆	Good ★★★★☆

In this course, the tidyverse package system is introduced. It is used throughout the data scrubbing process right from the start i.e. importing the data, till the end i.e. data query process. The popularity of this toolbox makes this course even more worthwhile.

The reason behind choosing this engaging course is the usefulness of the techniques provided in it. From simple data-cleaning tools to advanced ML algorithms, R tools cover it all. This course teaches you the identification of optimal R tools for the required task. Consequently, the participants are taught the proper usage of these tools.
This course is for those who wish to acquire great knowledge related to Data cleaning in R.

I feel this course is great considering its professional use. I would recommend this to everyone willing to learn more about data analysis. (Antony S, ★★★★★)

Cleaning Data in R

- - Maggie Matsui via datacamp
  - 39,267+ already enrolled!
  - 04 Hours of effort required!

Online Course Effectiveness Score
Content	Engagement	Practice	Career Benefit
Good ★★★★☆	Good ★★★★☆	Fair ★★★☆☆	Fair ★★★☆☆

In this course, you will learn about the techniques to clean troubled data with help of using R, conversion of data types to handling partial and full duplicates, and much more.

The major reason behind our selection of this course is its approach that takes you to advanced and complex challenges such as attaining certain assessments about the consistency in measurements and incomplete data.
This course is an attraction for those who aspire to learn the core fundamentals of data cleaning.

Master Course in Tableau Prep – Prepare & Clean Data

- - Jamie Fry via Udemy
  - 6,000+ already enrolled!
  - ★★★★★ (1,211 Ratings)

Master Course in Tableau Prep - Prepare & Clean Data

Online Course Effectiveness Score
Content	Engagement	Practice	Career Benefit
Good ★★★★☆	Good ★★★★☆	Fair ★★★☆☆	Fair ★★★☆☆

In this concise and compact course, you will learn about the basics of data cleaning, Tableau Preps functionality, and advanced techniques.

The reason behind choosing this course is its focus on creating a challenging yet very learning environment with the help of competitive assignments followed by a comprehensive review.
This course is a perfect match for beginners to ‘Tableau Prep’ and for those who aspire to acquire a user-friendly yet competitive tool for the preparation of data.

This course is an amazing introductory training of this product. As per my knowledge of the subject, the pivotal feature explained in this course by using calculated fields to generate whole new columns was worth the whole course. (Olatunde A, ★★★★★)

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10 Best + Free Data Cleaning Courses Online