248+ iOS apps curated and reviewed
Every iPhone needs a few good cacio apps. We benchmark 248+ 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 |  | Free | 4.7★ (19K) | No | No | Aug 2026 |
| 2 |  | Free | 4.8★ (13K) | No | No | Aug 2026 |
| 3 |  | Free | 4.5★ (381) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 3.8★ (835) | No | No | Aug 2026 |
| 5 |  | Free | 2.9★ (44) | No | No | Aug 2026 |
| 6 |  | Free | — | No | No | May 2026 |
| 7 |  | Free | 4.1★ (103) | No | No | Aug 2026 |
| 8 |  | Free | 4.7★ (12K) | Yes | Yes | Aug 2026 |
This app connects to compatible CASIO watches via Bluetooth to offer enhanced functionality. Manage watch settings, track daily activities, access exclusive brand content, and even customize your own watch.
This app connects your CASIO watch to your iPhone via Bluetooth for enhanced functionality. It allows for simplified watch operations and access to various Mobile Link features. Note: This app's functionality is transferring to the CASIO WATCHES app.
This app provides a powerful scientific calculator with step-by-step solutions for equations, advanced functions, and graphing capabilities. It includes a formula library and unit converter, inspired by a popular Casio model, to aid in learning and problem-solving for math and science subjects.
Connect your G-SHOCK watch to your smartphone to access enhanced mobile functions. Manage watch settings, create training plans, and analyze your health and activity data. Receive smartphone notifications directly on your wrist.
Connect your compatible CASIO watch to your iPhone via Bluetooth to unlock enhanced Mobile Link functions. This application simplifies watch operations by allowing you to control them from your phone screen, enriching your overall experience.
Discover trendy, low-price fashion items with high-quality visuals. Get exclusive app-only content, coupons, and sale alerts via push notifications. Browse a wide range of clothing, shoes, accessories, and even cosmetics.
This app enhances the experience of playing Casio digital pianos and keyboards. It offers features like a visual piano roll, score viewer, music player, and a live concert simulator to make learning and playing music more engaging and enjoyable for all skill levels.
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 app connects your Bluetooth-enabled CASIO watch to your iPhone, enabling various Mobile Link functions. It simplifies watch operations through your phone and is transitioning to the CASIO WATCHES app.
Easily read the Quran with verse-by-verse explanations and translations. The app saves your reading progress, allowing you to pick up where you left off. Understand the meanings of verses with detailed tafsir.
This app brings the functionality of Casio's ClassWiz scientific calculators to your smartphone or tablet. Perform advanced calculations, manage spreadsheets, and generate graphs by connecting to Casio's online services. It mirrors the operation of physical calculators and uses QR codes for seamless integration.
Learn your favorite songs with interactive music scores and piano roll notation. Practice at your own pace with adjustable tempo, key transposition, and a scoring system. Supports built-in songs, imported MIDI files, and connection to compatible keyboards.
Perform complex calculations, graph functions, and utilize a computer algebra system for mathematical exploration. This app offers a suite of tools for math and science learning, including dynamic visualizations and advanced functions. It's designed to enhance mathematical understanding for students and educators.
This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.
This app connects your compatible CASIO watch to your iPhone via Bluetooth. It enables various Mobile Link functions to enhance your watch experience and allows for simplified watch operations through your phone's screen. Data can be transferred to the new CASIO WATCHES app.
This app provides advanced mathematical and scientific calculation tools, including graphing and a computer algebra system. It offers a user interface similar to the handheld fx-CG500, with access to various applications like eActivity, Spreadsheet, Geometry, and Physium. It's designed to enhance learning for both new and experienced users.
This app offers advanced scientific calculation capabilities, including symbolic algebra, equation solving, and calculus functions. It supports high precision, natural expression input, and various display formats. Users can also visualize functions and equations with 2D and 3D graphing.
This calculator app provides an immediate display of results and calculation methods as you type. Its simple user experience helps you avoid errors and quickly see your work. It offers a free version with optional subscriptions for enhanced features.
This utility app connects your compatible CASIO watch to your iPhone via Bluetooth. It enables various Mobile Link functions and allows for simplified watch operations through your phone's screen. Data can be transferred to the new CASIO WATCHES app.