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.






169+ iOS apps curated and reviewed
The best acid base ph apps on iPhone average 4.4★ across 169+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | $3.99 | 5.0★ (1) | No | No | Aug 2026 | ||
| 2 | Free | — | No | No | Jun 2026 | ||
| 3 | Free | — | No | No | May 2026 | ||
| 4 | $1.99 | 5.0★ (28) | No | No | Sep 2026 | ||
| 5 | Free | — | No | No | May 2026 | ||
| 6 | Free | — | Yes | Yes | May 2026 | ||
| 7 | Free | 4.6★ (7) | 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.







