Coach Pen vs Cambridge Write & Improve
Instant feedback — plus the lessons that build the skill.
Cambridge's Write & Improve is an excellent free tool: paste your writing and get instant CEFR-aligned feedback and a progress graph. Coach Pen marks your writing too — then goes further, teaching the technique behind each criterion with short, stepped lessons, across NSW Selective, NAPLAN, IELTS, TOEFL and Cambridge rubrics.
Try the one that actually teaches.
Other comparisons
Coach Pen vs Grammarly
Grammarly polishes grammar; Coach Pen marks to the exam rubric and teaches technique.
Coach Pen vs Magoosh
Lessons + slow human essay grading; Coach Pen marks instantly and unlimited.
Coach Pen vs Cluey Learning
Live AU tutoring by the hour; Coach Pen is on-demand, on their own writing, from free.
Coach Pen vs Matrix
Term courses + classes; Coach Pen coaches their own writing, any time, from free.
Coach Pen vs ChatGPT
Fluent but over-scores and ghost-writes; Coach Pen marks to a calibrated rubric.
Coach Pen vs E2 Language
Course + examiner-graded mocks; Coach Pen marks your own writing instantly and unlimited.
Coach Pen vs Studiosity
Institution-provided academic feedback; Coach Pen marks to exam rubrics, direct to you.
Coach Pen vs Writer's Toolbox
School-licensed writing craft; Coach Pen adds exam-rubric marking, direct to families.
Coach Pen vs QuillBot
Paraphrases and checks grammar; Coach Pen coaches your own words to the exam rubric.
Coach Pen vs Khan Academy
Brilliant free guided writing; Coach Pen adds exam-rubric marking and a band / score.
Coach Pen vs British Council
Official IELTS practice + AI mock feedback; Coach Pen marks your own writing any time and teaches technique.
Coach Pen vs Kaplan
A premium course with teacher-graded exams; Coach Pen marks your own writing instantly, from free.
Coach Pen vs Cathoven
Instant IELTS scoring; Coach Pen adds stepped technique lessons and more exams.