--- title: "DrPhos' pH Calculator - Reviews, Revenue and Downloads in United States | Apple App Store" description: "Easily Calculate pH, pOH, [H⁺], and [OH⁻] The DrPhos pH Calculator is a fast, reliable tool for solving acid-base problems in general chemistry. It supports both strong and weak acids and bases—autom" --- # DrPhos' pH Calculator — United States > Master pH Problems Instantly ![DrPhos' pH Calculator App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/a6/6e/fc/a66efc5e-6bed-8491-dbe9-1d6b8a1621b7/AppIcon-0-0-1x_U007epad-0-1-85-220.jpeg/434x0w.png) **Developer:** [Monte L Helm](https://apptail.io/developer/monte-l-helm-rNbf) **Category:** Education **Rating:** 3.7/5 (3 ratings) **Price:** $0.99 **Bundle ID:** drphos.pH-Calculator **Store:** Apple App Store **Country:** United States **Version:** 3.0 (released 2025-07-29) **Original Release:** 2024-02-12 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6477762321) **AppTail Page:** [https://apptail.io/app/drphos-ph-calculator-jYmp/united-states](https://apptail.io/app/drphos-ph-calculator-jYmp/united-states) ## DrPhos' pH Calculator Description Easily Calculate pH, pOH, [H⁺], and [OH⁻] The DrPhos pH Calculator is a fast, reliable tool for solving acid-base problems in general chemistry. It supports both strong and weak acids and bases—automatically solving equilibrium expressions using the appropriate Ka or Kb values. Whether you’re converting between pH and concentration, calculating [H⁺], or just checking your work, this app provides accurate, instant results. Features: • Calculate pH, pOH, [H⁺], or [OH⁻] from any one value • Handles strong and weak acids/bases with Ka or Kb • Built-in support for molarity and scientific notation • Maintains pH + pOH = 14 automatically • Clean, focused layout with visual feedback Need more chemistry tools? Unlock additional features within the app or explore the full DrPhos GenChem Helper, which includes: • Significant Figures Counter • Molar Mass Calculator • Ionic Compound Builder • General Chemistry Naming Tool • Equation Balancer • Stoichiometry Solver • Solution Concentration Calculator • Integrated Rate Law Calculator • Scientific Calculator • Quadratic Equation Solver Unlock individual tools for $0.99 each—or get everything in the full GenChem Helper for just $9.99. ## DrPhos' pH Calculator Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f2/e0/5b/f2e05b24-451d-0634-23d8-e3628bcc0bc9/a023c6cf-1bcf-45d6-99ab-16dfbeb19e46_Simulator_Screenshot_-_iPhone_SE__U00283rd_generation_U0029_-_2024-07-17_at_14.02.41.png/1242x2208.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/4c/b5/9c/4cb59c7e-5a0f-7586-98d0-bb4ecbe5efe3/7a52e68b-d6a2-4b47-9d64-e87fc562fd55_Simulator_Screenshot_-_iPhone_SE__U00283rd_generation_U0029_-_2024-07-17_at_14.02.38.png/1242x2208.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/46/1c/49/461c4910-07fc-62d7-1761-ee74fdff8879/399dd259-4fab-4cd7-891e-46a2148119c9_Simulator_Screenshot_-_iPhone_SE__U00283rd_generation_U0029_-_2024-07-17_at_14.02.32.png/1242x2208.png) ## DrPhos' pH Calculator Rating Breakdown in United States - 5 stars: 2 (67%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 1 (33%) ## DrPhos' pH Calculator Available In - [United States](https://apptail.io/app/drphos-ph-calculator-jYmp/united-states) - [Austria](https://apptail.io/app/drphos-ph-calculator-jYmp/austria) - [Azerbaijan](https://apptail.io/app/drphos-ph-calculator-jYmp/azerbaijan) - [Belgium](https://apptail.io/app/drphos-ph-calculator-jYmp/belgium) - [Brazil](https://apptail.io/app/drphos-ph-calculator-jYmp/brazil) - [Belarus](https://apptail.io/app/drphos-ph-calculator-jYmp/belarus) - [Canada](https://apptail.io/app/drphos-ph-calculator-jYmp/canada) - [Switzerland](https://apptail.io/app/drphos-ph-calculator-jYmp/switzerland) - [Chile](https://apptail.io/app/drphos-ph-calculator-jYmp/chile) - [China](https://apptail.io/app/drphos-ph-calculator-jYmp/china) - [Colombia](https://apptail.io/app/drphos-ph-calculator-jYmp/colombia) - [Cyprus](https://apptail.io/app/drphos-ph-calculator-jYmp/cyprus) - [Czechia](https://apptail.io/app/drphos-ph-calculator-jYmp/czechia) - [Denmark](https://apptail.io/app/drphos-ph-calculator-jYmp/denmark) - [Algeria](https://apptail.io/app/drphos-ph-calculator-jYmp/algeria) - [Ecuador](https://apptail.io/app/drphos-ph-calculator-jYmp/ecuador) - [Egypt](https://apptail.io/app/drphos-ph-calculator-jYmp/egypt) - [Finland](https://apptail.io/app/drphos-ph-calculator-jYmp/finland) - [United Kingdom](https://apptail.io/app/drphos-ph-calculator-jYmp/united-kingdom) - [Hong Kong SAR China](https://apptail.io/app/drphos-ph-calculator-jYmp/hong-kong) - [Hungary](https://apptail.io/app/drphos-ph-calculator-jYmp/hungary) - [Indonesia](https://apptail.io/app/drphos-ph-calculator-jYmp/indonesia) - [Ireland](https://apptail.io/app/drphos-ph-calculator-jYmp/ireland) - [Israel](https://apptail.io/app/drphos-ph-calculator-jYmp/israel) - [India](https://apptail.io/app/drphos-ph-calculator-jYmp/india) - [Italy](https://apptail.io/app/drphos-ph-calculator-jYmp/italy) - [Japan](https://apptail.io/app/drphos-ph-calculator-jYmp/japan) - [South Korea](https://apptail.io/app/drphos-ph-calculator-jYmp/south-korea) - [Kazakhstan](https://apptail.io/app/drphos-ph-calculator-jYmp/kazakhstan) - [Lebanon](https://apptail.io/app/drphos-ph-calculator-jYmp/lebanon) - [Malta](https://apptail.io/app/drphos-ph-calculator-jYmp/malta) - [Mexico](https://apptail.io/app/drphos-ph-calculator-jYmp/mexico) - [Malaysia](https://apptail.io/app/drphos-ph-calculator-jYmp/malaysia) - [Nigeria](https://apptail.io/app/drphos-ph-calculator-jYmp/nigeria) - [Netherlands](https://apptail.io/app/drphos-ph-calculator-jYmp/netherlands) - [Norway](https://apptail.io/app/drphos-ph-calculator-jYmp/norway) - [Nepal](https://apptail.io/app/drphos-ph-calculator-jYmp/nepal) - [Peru](https://apptail.io/app/drphos-ph-calculator-jYmp/peru) - [Philippines](https://apptail.io/app/drphos-ph-calculator-jYmp/philippines) - [Portugal](https://apptail.io/app/drphos-ph-calculator-jYmp/portugal) - [Saudi Arabia](https://apptail.io/app/drphos-ph-calculator-jYmp/saudi-arabia) - [Sweden](https://apptail.io/app/drphos-ph-calculator-jYmp/sweden) - [Singapore](https://apptail.io/app/drphos-ph-calculator-jYmp/singapore) - [Thailand](https://apptail.io/app/drphos-ph-calculator-jYmp/thailand) - [Türkiye](https://apptail.io/app/drphos-ph-calculator-jYmp/turkey) - [Ukraine](https://apptail.io/app/drphos-ph-calculator-jYmp/ukraine) - [Vietnam](https://apptail.io/app/drphos-ph-calculator-jYmp/vietnam) - [United Arab Emirates](https://apptail.io/app/drphos-ph-calculator-jYmp/united-arab-emirates) - [South Africa](https://apptail.io/app/drphos-ph-calculator-jYmp/south-africa) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*