239+ iOS apps curated and reviewed
Whether you're new to watch gear calculator or looking for an upgrade, our curated collection of 239+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free was $9.99 | — | No | Yes | May 2026 |
| 2 |  | Free | 4.7★ (60K) | No | No | Jul 2026 |
| 3 |  | Free | 4.9★ (404K) | Yes | No | Jul 2026 |
| 4 |  | Free | 4.9★ (33K) | Yes | Yes | Jul 2026 |
| 5 |  | Free | 4.6★ (36K) | Yes | Yes | Jul 2026 |
| 6 |  | Free | 4.7★ (3.5K) | No | Yes | Jul 2026 |
| 7 |  | $0.99 | 4.8★ (4.2K) | No | Yes | Jul 2026 |
| 8 |  | Free | 4.5★ (126K) | Yes | Yes | Jul 2026 |
This tool assists watchmakers in diagnosing issues within watch gear trains. By inputting tooth counts and movement details, it calculates turn times, tooth passage, and other metrics to pinpoint the source of amplitude irregularities shown on a TimeGrapher trace.
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 utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.
This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.
This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.
A free, redesigned calculator app offering a simpler, more intuitive experience across Apple devices. Features include customizable themes, advanced scientific functions, and unit conversion, all optimized for various screen sizes and interactions.
This app offers a versatile calculator experience with both standard and scientific modes. Customize its appearance, use it in any orientation, and access additional tools like a notes tab and calculation history. It's designed for students and professionals needing accurate calculations.
This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.
This free scientific calculator offers essential features like RPN mode, unit conversions, and multiple undo/redo. It provides a taste of a more powerful version, with optional in-app purchases for expanded functionality.
This app offers a calculator with an editable, line-by-line tape history, combining spreadsheet-like functionality with calculator simplicity. Easily correct mistakes, add comments, and share or print your calculations.
This app is a powerful scientific calculator with graphing capabilities, a formula library, and a unit converter. It offers natural display input, advanced math functions for algebra, calculus, and statistics, and supports various number bases and formats.
This free calculator app offers a fast, ad-free experience with a visual input and calculation history. Customize your experience with various keyboard sounds and colors, and access advanced scientific functions when needed.
This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.
This app serves as a powerful scientific graphing calculator, offering advanced mathematical functions and graphing capabilities. It includes a built-in AI assistant for math queries and a comprehensive user manual. Ideal for students and professionals needing complex calculations and visualizations.
Explore a vast marketplace for new and pre-owned luxury watches from top brands. Discover exclusive offers, manage your collection, and even try on select models virtually. Buy and sell with confidence thanks to buyer protection features.
This app offers a customizable and fast calculator experience with a wide variety of themes. It includes scientific and standard modes, real-time results, and calculation history. Personalize your math with over 60 cute and colorful themes, including animated options.
Personalize your Apple Watch with a vast collection of designer watch faces and customizable complications. Create your own designs or explore thousands of options, including weather data, countdowns, and battery widgets. Unlock premium content and remove ads with a subscription.
This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.
Design and display custom watch faces and widgets on your mobile devices. Utilize a robust editor to craft personalized visuals and integrate real-time data like health metrics and weather. Share your creations and explore designs from a global community.
Discover and download unique watch faces for your Apple Watch. Browse by category, compatibility, or search for matching watch bands. Save your favorites, get personalized suggestions, and share your collection with a vibrant community.