4AB › Tools
Tools
Free tools on 4AB that you can open and use straight away: calculators, the periodic table, the question bank and more.
9 things to openABC Chemistry Calculator
Free online calculator suite for chemistry, physics, maths and accounting — molar mass, equation balancer, periodic table, pH, kinematics, derivatives and more.
Interactive Periodic Table
A premium, interactive periodic table of all 118 elements. Tap any element for atomic mass, electron configuration, physical and chemical data — then open…
Symmetry Lab
Point groups in 3D
Chemistry Question Bank
5,200+ PYQs + AI checker
Questions by exam and year
CSIR-NET papers year by year, and the GATE and IIT-JAM collections.
Notes maker
Make revision notes from the question bank.
Teaching whiteboard
Open a question from the bank on a whiteboard to teach it.
BP & Sugar Tracker
Record blood pressure, blood sugar, pulse, weight, medicines, meals, activity, sleep and symptoms in one place.
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