★★★★★
4.8 from 500+ students
IELTS Online Preparation Platform
Achieve Your
Target IELTS
Band Score
Practice all four IELTS modules with realistic tests, instant scoring, and detailed feedback — all designed by IELTS experts at Octal English.
Expert Teachers
Students Enrolled
5K+
Full IELTS Test Library
Explore Tests
500+ Practice Questions
Start Practising
Expert IELTS Instructors
Learn More
50+
Practice Tests
Listening & Reading
Listening & Reading
500+
Questions
All official IELTS formats
All official IELTS formats
10+
Question Types
MCQ, match, fill-blank & more
MCQ, match, fill-blank & more
5K+
Students
Actively improving scores
Actively improving scores
Why Octal English?
Everything You Need to Score Higher
A complete IELTS preparation platform built around how real students learn best.
Realistic Listening Tests
Audio-based tests with 4 sections that match the actual IELTS format — including tables, forms, and notes.
Instant Scoring
Submit your answers and see your score, band estimate, and a full answer review in seconds.
Track Your Progress
Review every attempt and see how your band score improves test by test over time.
Practise Anywhere
Fully responsive — practise on your phone, tablet, or laptop whenever you have time.
Our Courses
Choose the Right Plan for You
Start free or enrol in a structured batch — all with real IELTS-style tests and instant scoring.
Free Forever
Try Before You Commit
Get instant access to free trial listening tests — no payment, no credit card. Sign up and start practising in seconds.
Listening Sections 1–4
Instant Band Score
Full Answer Review
Start Free Practice
No sign-up required for free tests
Private
IELTS Private
৳2,000 / one-time
- Listening Tests (All 4 Sections)
- Instant Band Score
- Full Answer Review
- Unlimited batch test access
- Progress tracking
Most Popular
IELTS Course
OICU Batch
৳3,000 / one-time
- Listening Tests (All 4 Sections)
- Instant Band Score
- Full Answer Review
- Unlimited batch test access
- Progress tracking
Mock Test
Mock Test
৳5,000 / one-time
- Listening Tests (All 4 Sections)
- Instant Band Score
- Full Answer Review
- Unlimited batch test access
- Progress tracking
About Octal English
Your Trusted Partner for IELTS Success
Octal English is a dedicated IELTS preparation platform offering realistic practice tests, detailed answer explanations, and expert guidance. Our mission is simple — help every student reach their target band score with confidence.
- Section-by-section listening test practice
- Instant band score estimation after each test
- Detailed answer review with explanations
- Structured batch-based test programs
5K+
Students Enrolled
500+
Practice Questions
10+
Expert Teachers
96%
Student Satisfaction
How It Works
Get Started in 3 Simple Steps
No complicated setup. Sign up and start practising in minutes.
01
Create a Free Account
Sign up with your name and email — it only takes 30 seconds and it's completely free.
02
Choose a Practice Test
Browse listening tests by section or batch. Select one and start when you're ready.
03
Review & Improve
See your score, estimated band, and a full answer review with correct answers instantly.
Why Octal English
The Smarter Way to Ace IELTS
Flexible Learning
Study at your own pace — day or night, from any device, at home or on the go.
True-to-Exam Format
Tests match the real IELTS structure — tables, notes, forms, and MCQs, with actual audio.
Instant Band Feedback
Get your score and estimated IELTS band immediately after submitting every test.
Expert Content
All questions and audio are crafted by experienced IELTS teachers at Octal English.
Student Success
What Our Students Say
"Octal English helped me go from Band 6.0 to Band 7.5 in just two months. The listening tests are incredibly realistic and the explanations are really helpful!"
Rahima Khanam
Achieved Band 7.5"The practice tests here are the closest to the real IELTS I've ever used. I practised for 6 weeks and scored Band 8.0 in Listening — I'm so grateful!"
Ahmed Hossain
Achieved Band 8.0"The instant feedback after each test is a game changer. I could see exactly where I was going wrong and fix it before the real exam. Highly recommend!"
Sadia Islam
Achieved Band 7.0
Question Formats
10+ Official IELTS Question Types
Practise every format you will face in the real exam — fully interactive, auto-scored.
Listening
Complete the Table
Fill blanks in a table or notes from audio
Listening
Complete the Form
Fill in form or summary blanks from audio
Listening
Map / Diagram
Label a diagram or map with words from audio
Listening
MCQ (Single Answer)
Choose one correct option from A, B or C
Reading
True / False / Not Given
Decide if statements match the passage
Reading
Yes / No / Not Given
Agree, contradict or unconfirmed by writer
Reading
Match Headings
Match roman numeral headings to paragraphs
Reading
Multiple Choice (Several)
Select two or three correct letters from A–F
Reading
Complete the Summary
Fill word blanks in a summary paragraph
Reading
Complete the Table
Fill blanks in an information table
Both
MCQ Single (A–D)
Pick the single best answer from A, B, C or D
Coming Soon
Writing & Speaking
Task 1, Task 2 and speaking practice
FAQ
Frequently Asked Questions
Is Octal English really free to use?
Yes — free trial listening and reading tests are available without payment or credit card. Simply create a free account and start practising immediately.
Are the tests similar to the real IELTS exam?
Absolutely. Our tests are designed by experienced IELTS teachers to match the exact format, question types, and difficulty of the real IELTS exam — including all 10+ question types for Listening and Reading.
How is my band score calculated?
After you submit a test, we calculate your raw score (number of correct answers) and map it to an estimated IELTS band score using the official IELTS raw-score conversion table. You also see a full answer review instantly.
What modules are currently available?
Listening and Reading practice tests are fully available now with all major question types. Writing and Speaking modules are under active development and will be released soon.
Can I track my progress over time?
Yes. Every test attempt is saved in your account. You can review your score history, see which questions you got wrong, and monitor your estimated band score improving over time.
How do I enrol in a paid batch?
Sign up for a free account, then go to the Courses section on this page. Select a batch and pay via bKash. Your access is activated within minutes after payment confirmation.
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