This utility app calculates the time constant and energy stored in a capacitor. It helps understand the time-delay characteristics of electrical circuits when a voltage is applied.






247+ iOS apps curated and reviewed
Every iPhone needs a few good spherical capacitor calculator apps. We benchmark 247+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | $2.99 | 3.8★ (4) | No | No | Jul 2026 | ||
| 2 | Free | 4.7★ (61K) | No | No | Sep 2026 | ||
| 3 | Free | 4.6★ (10K) | Yes | Yes | Sep 2026 | ||
| 4 | Free | 4.8★ (3.2K) | Yes | Yes | Sep 2026 | ||
| 5 | Free | 4.6★ (36K) | Yes | Yes | Sep 2026 | ||
| 6 | Free | — | No | Yes | Jul 2026 | ||
| 7 | Free | 5.0★ (3) | No | No | Aug 2026 | ||
| 8 | Free | — | No | No | Aug 2026 |






This utility app calculates the time constant and energy stored in a capacitor. It helps understand the time-delay characteristics of electrical circuits when a voltage is applied.




This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.

This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.