pHinder makes chemistry click. Explore the pH scale, test with color-changing indicators, and compare real-world substances through hands-on virtual experiments.
Dashboard
pHinder is an iOS app designed for students to learn about pH, explore how the scale works, test substances with different indicators, and compare real-world examples, all through simple, hands-on experiments.
Watch indicators reveal acids and bases
See how pH changes on a logarithmic scale
Compare pH across everyday substances
Onboarding
Home Dashboard
Examples
Experiment
pH Scale
Logarithmic Scale
ChemBot
See how pH works on a scale of powers of 10, from acidic to basic.
Choose an indicator like litmus or phenolphthalein and see how it detects acids and bases.
Test a substance and watch the indicator change color to reveal its pH.
Compare real-world examples like lemon juice and baking soda to build true intuition.