Accurately estimate pH values for acid-base aqueous systems. Calculate pH for weak and strong acids/bases, plot titration curves, and find equivalent points. Export data and find titrant volumes for desired pH.






164+ iOS apps curated and reviewed
The best acid base ph apps on iPhone average 4.4★ across 164+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | $3.99 was $4.99 | 5.0★ (1) | No | No | Aug 2026 | ||
| 2 | $1.99 | 5.0★ (28) | No | No | Sep 2026 | ||
| 3 | Free | — | No | No | Jun 2026 | ||
| 4 | Free | — | No | No | May 2026 | ||
| 5 | Free | — | No | No | May 2026 | ||
| 6 | Free | 4.6★ (7) | No | No | May 2026 | ||
| 7 | Free | 1.5★ (8) | No | No | May 2026 | ||
| 8 | Free | 5.0★ (1) | No | No | May 2026 |






Accurately estimate pH values for acid-base aqueous systems. Calculate pH for weak and strong acids/bases, plot titration curves, and find equivalent points. Export data and find titrant volumes for desired pH.






This medical app helps healthcare professionals quickly diagnose acid-base disorders in patients. It visualizes patient data on an interactive graph and offers tools to calculate Anion Gap and A-a Difference for better characterization of disturbances. Users can store and track patient evolutions graphically and share reports as PDFs.





