Best YouTube Channel for CDS Preparation 2026: Best Teachers and Online Classes for UPSC CDS Exam
CDS is one of the most respected defence exams in India. Many students want to join IMA, INA, AFA or OTA, but they get confused about Maths, English, GK, current affairs and SSB preparation. That is why choosing the Best YouTube Channel for CDS becomes important.
In this article, I am sharing useful YouTube channels for CDS Preparation 2026. These channels can help you in CDS Maths, CDS English, CDS General Knowledge, current affairs, mock tests, previous year questions and SSB Interview preparation.
One honest thing first. CDS selection depends on written exam score, accuracy, time management, GK revision, English practice, Maths practice, SSB performance, personality, confidence, consistency and medical fitness. No channel can give a selection guarantee.
Note: Channel links and playlist links are added carefully. If any direct CDS playlist changes in future, open the official channel playlist section and check the latest CDS, UPSC CDS, CDS Maths, CDS English, CDS General Knowledge or SSB Interview playlist.
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CDS Exam Overview in Simple Words
CDS means Combined Defence Services Examination. It is conducted by UPSC for entry into Indian Military Academy, Indian Naval Academy, Air Force Academy and Officers Training Academy. Students searching for the Best YouTube Channel for UPSC CDS Preparation should first understand the written exam pattern properly.
For IMA, INA and AFA, the written exam includes English, General Knowledge and Elementary Mathematics. For OTA, the written exam includes English and General Knowledge. So the Best YouTube Channel for CDS OTA Preparation should focus more on English and GK, while IMA, INA and AFA aspirants also need Maths.
CDS is not only about written marks. After clearing written exam, students also need to perform well in SSB Interview. So a smart aspirant should prepare written exam and personality side together.
CDS Written Exam and SSB Interview Explained Simply
The CDS written exam checks your academic preparation. English checks grammar and comprehension. GK checks awareness and static knowledge. Maths checks basic calculation and problem-solving. This is why students search for Best YouTube Channel for CDS Maths, Best YouTube Channel for CDS English and Best YouTube Channel for CDS GK.
SSB Interview checks personality, officer-like qualities, communication, confidence, group behaviour and decision-making. For Best YouTube Channel for CDS SSB Interview, you should follow channels that explain OIR, PPDT, TAT, WAT, SRT, SDT, GTO, group discussion, lecturette and personal interview.
| Entry | Written Subjects | Main Focus |
|---|---|---|
| IMA, INA, AFA | English, GK, Maths | Written score plus SSB |
| OTA | English, GK | English, GK plus SSB |
Quick Comparison Table
| Channel Name | Best For | Link |
|---|---|---|
| Defence Wallah CDS / AFCAT | CDS, AFCAT, SSB preparation | Open |
| Major Kalshi Classes | Defence exams and CDS classes | Open |
| Defence Adda247 | CDS, AFCAT, CAPF classes | Open |
| SSBCrackExams | SSB and defence exam guidance | Open |
| Centurion Defence Academy | CDS, NDA, AFCAT and SSB | Open |
| StudyIQ IAS | GK and current affairs support | Open |
Best YouTube Channels for CDS Preparation 2026
1. Defence Wallah CDS / AFCAT
Defence Wallah CDS / AFCAT is one of the useful channels for CDS aspirants. It covers CDS, AFCAT, CAPF and SSB-related preparation. If you are searching for the Best YouTube Channel for CDS Preparation, this channel can help with structured classes and defence-focused content.
The channel is useful for CDS English, CDS GK, CDS Maths, current affairs, strategy and SSB basics. Students can check the playlist section for the latest CDS 2026 classes and subject-wise playlists.
Channel Link Playlist Link2. Major Kalshi Classes
Major Kalshi Classes is a popular defence exam preparation channel. It is useful for CDS, NDA, AFCAT, SSB and other defence-related exams. For Best YouTube Channel for Defence Exams, this channel is a strong option.
Students preparing for CDS can use this channel for strategy videos, subject classes, exam analysis, SSB guidance and defence updates. It is also helpful for students who want a defence environment in their preparation.
Channel Link Playlist Link3. Defence Adda247
Defence Adda247 is useful for CDS, AFCAT and CAPF aspirants. It covers subject classes, science, GK, current affairs and defence exam updates. If you want the Best Online Classes for CDS Preparation, this channel can be checked.
It is helpful for students who need regular defence exam practice and topic-wise videos. Students should open the playlist section for the latest CDS, AFCAT and CAPF exam playlists.
Channel Link Playlist Link4. SSBCrackExams
SSBCrackExams is useful for defence exam and SSB Interview preparation. Students who want to improve their SSB understanding can use this channel and website content as support.
If you are looking for the Best YouTube Channel for CDS SSB Interview, SSBCrackExams can help with OIR, PPDT, psychological tests, GTO, interview tips and defence motivation.
Channel Link Playlist Link5. Centurion Defence Academy
Centurion Defence Academy is useful for NDA, CDS, AFCAT and SSB preparation. It has defence exam lectures, SSB guidance and exam-oriented content.
For CDS Preparation YouTube Channel, students can use Centurion as a support channel for strategy, SSB, current affairs and defence exam updates.
Channel Link Playlist Link6. StudyIQ IAS
StudyIQ IAS is useful for GK, current affairs, polity, economy, history and geography support. CDS GK needs regular awareness, so StudyIQ can be helpful as a support source.
For Best YouTube Channel for CDS Current Affairs, StudyIQ IAS can help with daily current affairs and general awareness topics. But for CDS-specific practice, combine it with defence exam channels.
Channel Link Playlist Link7. Utkarsh Classes
Utkarsh Classes is useful for Hindi medium students and general studies preparation. It can support CDS aspirants in GK, current affairs, science basics, polity, history and geography.
For Best Classes for CDS Preparation, Utkarsh can be used as a support channel for GK and current affairs. Students should check the playlist section for relevant defence, GK and current affairs videos.
Channel Link Playlist Link8. Testbook
Testbook is useful for mock test style preparation, question discussion and exam practice. Students preparing for CDS can use it for practice-based learning and revision.
For the Best YouTube Channel for CDS Mock Test, Testbook can be checked because mock practice and analysis are important for improving score.
Channel Link Playlist LinkSubject-Wise Best YouTube Channels for CDS
CDS preparation should be subject-wise. One channel may be strong for defence-specific classes, another may be good for GK, and another may help in SSB. So here is a simple guide for Best YouTube Channel for CDS 2026.
Defence Wallah CDS/AFCAT, Major Kalshi Classes, Defence Adda247 and Testbook can help with arithmetic, geometry, mensuration and practice questions.
Defence Wallah, Defence Adda247, Major Kalshi Classes and Testbook can help in grammar, vocabulary, error spotting and comprehension.
Defence Wallah, StudyIQ IAS, Utkarsh Classes, Adda247 and Defence Adda247 can help in GK and current affairs.
SSBCrackExams, Centurion Defence Academy, Defence Wallah and Major Kalshi Classes can help in SSB basics and interview guidance.
Focus on English, GK, current affairs, mock tests and SSB preparation because OTA written exam does not need Maths.
Testbook, Defence Adda247, Major Kalshi Classes and Defence Wallah can help with PYQ discussion and practice sessions.
Best YouTube Channel for CDS Maths
CDS Maths is important for IMA, INA and AFA aspirants. For the Best YouTube Channel for CDS Maths, Defence Wallah CDS/AFCAT, Major Kalshi Classes, Defence Adda247 and Testbook can be useful.
Important Maths topics include Number System, HCF and LCM, Simplification, Percentage, Profit and Loss, Simple Interest, Compound Interest, Ratio and Proportion, Average, Time and Work, Pipe and Cistern, Time Speed Distance, Train and Boat problems, Mixture and Allegation, Geometry, Mensuration 2D and 3D, Trigonometry, Height and Distance, Algebra basics, Statistics and Data Interpretation.
- Practice arithmetic daily because it improves speed.
- Revise geometry and mensuration formulas again and again.
- Solve previous year Maths questions with timer.
- Do not spend too much time on one difficult question.
- Make a formula notebook for quick revision.
Best YouTube Channel for CDS English
CDS English is scoring if your grammar and vocabulary are strong. For the Best YouTube Channel for CDS English, Defence Wallah, Defence Adda247, Major Kalshi Classes and Testbook can help.
Important English topics include grammar basics, parts of speech, tense, articles, preposition, conjunction, subject verb agreement, active passive voice, direct indirect speech, error spotting, sentence improvement, fill in the blanks, cloze test, reading comprehension, para jumbles, ordering of sentences, synonyms, antonyms, idioms, phrases, one word substitution and vocabulary practice.
- Read English daily for vocabulary and comprehension.
- Practice error spotting and sentence improvement regularly.
- Revise idioms, phrases and one word substitution.
- Solve previous year English questions.
- Do not ignore grammar rules.
Best YouTube Channel for CDS General Knowledge
CDS GK is wide and needs regular revision. For the Best YouTube Channel for CDS General Knowledge, Defence Wallah, StudyIQ IAS, Utkarsh Classes, Defence Adda247 and Major Kalshi Classes can help.
Important GK topics include Indian History, Modern History, Ancient and Medieval basics, Geography, Indian Polity, Indian Constitution, Economy basics, General Science, Physics basics, Chemistry basics, Biology basics, Defence Awareness, Current Affairs, National and International Events, Awards, Sports, Books, Authors, Government Schemes, Environment and Ecology basics.
- Read current affairs daily.
- Revise Modern History and Polity properly.
- Study basic science from exam point of view.
- Make short notes for defence awareness.
- Practice GK PYQ to understand level.
Best YouTube Channel for CDS Current Affairs
Current Affairs is important for both written exam and SSB Interview. For the Best YouTube Channel for CDS Current Affairs, StudyIQ IAS, Utkarsh Classes, Adda247 and Defence Wallah can be useful.
Focus on defence exercises, appointments, awards, sports, government schemes, national events, international events, economy updates and science-related news. For SSB, current affairs should be understood, not only memorized.
Best YouTube Channel for CDS OTA Preparation
OTA aspirants do not need Elementary Mathematics in written exam. So for the Best YouTube Channel for CDS OTA Preparation, focus on English, GK, current affairs, mock tests and SSB Interview preparation.
Defence Wallah, Defence Adda247, Major Kalshi Classes, StudyIQ IAS and SSBCrackExams can help OTA aspirants. Your English and GK score should be strong because these two papers matter for written selection.
Best YouTube Channel for CDS IMA, INA and AFA Preparation
IMA, INA and AFA aspirants need English, GK and Maths. For Best YouTube Channel for CDS IMA Preparation, Best YouTube Channel for CDS INA Preparation and Best YouTube Channel for CDS AFA Preparation, Defence Wallah CDS/AFCAT, Major Kalshi Classes, Defence Adda247 and Testbook can be useful.
Maths can increase your score if you practice regularly. GK and English also need daily revision. AFA aspirants should also stay serious about fitness and SSB preparation.
Best YouTube Channel for CDS SSB Interview
SSB Interview is a different game from the written exam. For the Best YouTube Channel for CDS SSB Interview, SSBCrackExams, Centurion Defence Academy, Major Kalshi Classes and Defence Wallah can help.
Important SSB topics include OIR test, PPDT, psychological tests, TAT, WAT, SRT, SDT, GTO tasks, group discussion, lecturette, personal interview, officer-like qualities, communication skills, current affairs for SSB, personality development and defence knowledge.
- Start SSB preparation after building basic awareness.
- Practice speaking on current topics.
- Improve fitness and communication.
- Understand OLQs with real examples.
- Do not fake personality in interview preparation.
Best YouTube Channel for CDS Mock Test and PYQ
Mock tests and previous year questions are important for score improvement. For the Best YouTube Channel for CDS Mock Test and Best YouTube Channel for CDS Previous Year Questions, Testbook, Defence Wallah, Defence Adda247 and Major Kalshi Classes can help.
PYQ shows the real level of the exam. Mock tests help you improve speed and accuracy. First solve the questions yourself, then watch explanation videos.
Teacher Comparison for CDS Preparation
| Teacher or Channel Type | Best For | Student Level |
|---|---|---|
| Defence Exam Channels | Complete CDS written preparation | Beginner to advanced |
| GK and Current Affairs Channels | Static GK and daily awareness | All levels |
| Maths Practice Channels | Arithmetic, geometry and PYQ | IMA, INA, AFA aspirants |
| SSB Channels | Personality, OIR, PPDT and interview | Written qualified and serious aspirants |
The Best Teacher for CDS on YouTube depends on your weak subject. If Maths is weak, follow Maths-focused CDS classes. If English is weak, practice grammar and vocabulary daily. If SSB is weak, follow SSB-focused channels with real practice.
YouTube Classes vs Paid Batch Comparison
Many students get confused between YouTube classes and paid batches. For Best Online Classes for CDS Preparation, both options can work. It depends on your discipline, current level and need for fixed guidance.
| Point | YouTube Classes | Paid Batch |
|---|---|---|
| Cost | No paid batch needed to start | Payment required |
| Structure | You manage your plan | Fixed schedule |
| Doubt Support | Limited | Better in many cases |
| Best For | Self-study students | Students needing full guidance |
If you are disciplined, YouTube classes can help you prepare well. But if you need regular tests, doubt support and fixed classes, a paid batch can help. First check teacher style and syllabus coverage before joining any batch.
Pros and Cons of Preparing CDS from YouTube Channels
Pros
- You can learn CDS Maths, English and GK from defence-focused teachers.
- You can revise current affairs through regular YouTube videos.
- You can practice PYQ and mock test discussions.
- You can start SSB basics without joining any batch first.
- You can compare teacher style before choosing a paid course.
Cons
- Too many channels can create confusion.
- Only watching videos will not improve accuracy.
- Doubt solving is limited in normal YouTube classes.
- Some videos may be NDA-focused, not CDS-focused.
- Without mock analysis, time management stays weak.
Student Review Style Opinion
Honestly, CDS preparation does not need 10 channels. Choose one main channel for written preparation, one source for GK/current affairs and one channel for SSB. This is enough for Best YouTube Channel for CDS Preparation.
For example, you can use Defence Wallah CDS/AFCAT or Major Kalshi Classes for CDS written preparation, StudyIQ IAS or Utkarsh Classes for GK support, and SSBCrackExams or Centurion Defence Academy for SSB Interview.
Selection Success Rate Reality Check
No teacher can honestly guarantee CDS selection only through videos. CDS selection depends on written exam score, accuracy, time management, GK revision, English practice, Maths practice, SSB performance, personality, confidence, consistency and medical fitness.
If you watch the Best YouTube Channel for CDS but do not solve questions, your preparation will stay weak. CDS needs practice, revision, mock analysis and personality development.
Best Study Plan for CDS Preparation
First 30 Days: Base Building
- Understand CDS pattern and target academy.
- Start English grammar and vocabulary.
- Begin Maths basics if you are targeting IMA, INA or AFA.
- Start static GK with history, polity and geography.
- Make short notes for current affairs.
Next 30 Days: Subject Practice
- Solve Maths chapter-wise questions with timer.
- Practice English PYQ and grammar questions.
- Revise GK and general science.
- Practice current affairs daily.
- Start basic SSB awareness.
Next 30 Days: Mock Test Phase
- Give subject-wise mocks.
- Solve previous year questions.
- Analyze weak topics.
- Improve speed and accuracy.
- Practice speaking on current topics for SSB.
Final 15 Days: Revision
- Revise formulas and short notes.
- Practice English vocabulary and grammar daily.
- Revise current affairs and defence awareness.
- Do not start too many new sources.
- Focus on accuracy and confidence.
CDS Subject-Wise Preparation Plan
| Subject | Priority | Preparation Advice |
|---|---|---|
| English | Very High | Grammar, vocabulary and PYQ practice |
| General Knowledge | Very High | Static GK plus current affairs revision |
| Maths | Very High for IMA/INA/AFA | Arithmetic, geometry and mock practice |
| Current Affairs | High | Daily notes and monthly revision |
| SSB Interview | Very High after written | Personality, communication and OLQ practice |
| Mock Tests | Very High | Analyze every test properly |
Mistakes Students Should Avoid
- Do not ignore English because it can improve your overall score.
- Do not study GK only from random facts.
- Do not follow too many YouTube channels together.
- Do not watch lectures without solving questions.
- Do not skip previous year questions.
- Do not take mock tests without analysis.
- Do not ignore SSB preparation until written result.
Final Recommendation
If you want one simple answer, use Defence Wallah CDS/AFCAT or Major Kalshi Classes for complete CDS written preparation, Defence Adda247 for defence exam practice, StudyIQ IAS or Utkarsh Classes for GK and current affairs, and SSBCrackExams or Centurion Defence Academy for SSB.
The Best YouTube Channel for CDS depends on your target. OTA aspirants should focus on English and GK. IMA, INA and AFA aspirants should also prepare Maths properly. Every serious aspirant should also work on SSB Interview and personality.
My honest advice is simple. Choose fewer channels, revise regularly, solve questions daily and analyze mistakes. CDS becomes manageable when written preparation and SSB mindset go together.
FAQ: Best YouTube Channel for CDS Preparation 2026
Which is the best YouTube channel for CDS preparation?
Defence Wallah CDS/AFCAT, Major Kalshi Classes, Defence Adda247, SSBCrackExams, Centurion Defence Academy, StudyIQ IAS and Testbook are useful channels for CDS preparation. Choose according to your weak subject.
Which YouTube channel is best for CDS Maths?
For CDS Maths, Defence Wallah CDS/AFCAT, Major Kalshi Classes, Defence Adda247 and Testbook can help with arithmetic, geometry, mensuration, trigonometry and PYQ practice.
Which YouTube channel is best for CDS English?
For CDS English, Defence Wallah, Defence Adda247, Major Kalshi Classes and Testbook can help with grammar, vocabulary, error spotting, comprehension and previous year questions.
Which YouTube channel is best for CDS SSB Interview?
For CDS SSB Interview, SSBCrackExams, Centurion Defence Academy, Major Kalshi Classes and Defence Wallah can help with OIR, PPDT, psychology tests, GTO, interview and OLQs.
Can I prepare CDS from YouTube classes only?
You can start from YouTube classes, but CDS needs notes, revision, mock tests, previous year questions, current affairs, SSB preparation and regular analysis.
