PrepLab: O-Level Exam Practice

PrepLab turns weaknesses into strengths. Short, topical practice built around real Singapore exam formats — and every session makes the next one smarter, because PrepLab tracks what you get wrong and tells you what to practise next.

Built for Singapore students in Secondary 1 to 4, working towards the O-Levels.

BITE-SIZED, TOPICAL PRACTICE
• Short 15-minute sets that fit after school, between activities, or on the go
• Practise by topic across Math, A Math, E Math, Physics, Chemistry, Biology, Science, English, History and Geography
• Real exam-style question formats with instant feedback and clear explanations

EVERY SESSION MAKES THE NEXT ONE SMARTER
• Every wrong answer is logged automatically, building a picture of your weak topics
• Personalised recommendations tell you exactly which sets and topics to practise next — no study timetable guesswork

SEE EXACTLY WHERE YOU STAND
• Accuracy and mastery tracked by subject and topic
• Watch your trends over time — progress becomes a number you can see, not just a feeling

NOTES THAT STAY WITH THE QUESTION
• Capture your own notes inside each workbook
• When you revisit a tricky topic, your thinking is right there with the content

BUILD THE HABIT
• Streaks that reward showing up daily
• 15 minutes a day beats 3-hour cramming — consistency does the heavy lifting

FOR PARENTS
• Link your child's account and follow their progress from a dedicated parent dashboard
• See effort, consistency and weak areas at a glance — no nagging required

YOUR LEVEL, YOUR SUBJECTS
• Choose your level (Secondary 1–4) and the subjects you study
• Your practice adapts to what you actually need

The student who knows their weaknesses beats the one who studies everything. Start today.

PREPLAB PREMIUM
PrepLab is free to download and the free plan includes practice every day. PrepLab Premium lifts the daily limit and unlocks your full mistake history across every set you have attempted, plus the Common Mistakes view — the questions that trip up the most students, ranked by how often they are missed.

• Premium Monthly — SGD 9.99 per month
• Premium Yearly — SGD 79.99 per year

Payment is charged to your Apple ID account at confirmation of purchase. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the current period. You can manage your subscription and turn off auto-renewal in your App Store account settings after purchase.

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