249+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our rbx calculator list covers 249+ iPhone apps updated through July 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 2.5★ (2) | Yes | Yes | Aug 2026 |
| 2 |  | Free | — | Yes | No | Aug 2026 |
| 3 |  | Free | — | Yes | No | Jul 2026 |
| 4 |  | Free | — | Yes | No | Jul 2026 |
| 5 |  | Free | — | Yes | No | Jul 2026 |
| 6 |  | Free | — | Yes | No | Jul 2026 |
| 7 |  | Free | — | No | No | Jul 2026 |
| 8 |  | Free | — | Yes | No | Aug 2026 |
Estimate Robux-related amounts with simple converters. View past calculations in a local history. This tool provides illustrative models, not official pricing or financial advice.
This app is a versatile tool offering a wide range of calculation and conversion functions. It supports basic arithmetic, advanced math operations, unit conversions, and currency exchange. Designed for students, educators, and professionals, it provides an intuitive interface for daily calculations.
This medical tool assists healthcare professionals in estimating the required replacement fluid volume for red blood cell exchange procedures on the Spectra Optia system. It calculates volumes based on patient and fluid data to achieve target Hct and FCR, and can suggest custom primes.
Perform calculations quickly and accurately with large buttons. Personalize the interface by selecting custom background and text colors. This straightforward utility is designed for intuitive use.
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 provides an always-active calculator with a live history of all your computations. Easily edit, add notes, and copy past calculations or results. It keeps a chronological record of your work, allowing for quick retrieval and modification.
