229+ iOS apps curated and reviewed
The best index mobile apps on iPhone average 4.5★ across 229+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | No | May 2026 |
| 2 |  | Free | — | No | No | Jun 2026 |
| 3 |  | Free | 4.8★ (14K) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 4.2★ (101) | No | No | Jun 2026 |
| 5 |  | Free | 4.5★ (3.5K) | Yes | Yes | Jul 2026 |
| 6 |  | Free | 3.8★ (1.3K) | No | No | Jul 2026 |
| 7 |  | Free | 4.7★ (8.1K) | No | No | Jul 2026 |
| 8 |  | Free | 4.7★ (15K) | Yes | Yes | Jul 2026 |
Track your daily sun exposure and plan outdoor activities with real-time UV Index data. Get forecasts, personalized safety tips, and monitor Vitamin D production. Integrates with Apple Health and offers customizable widgets for easy access.
Explore global mobility with passport rankings and visa-free travel insights. Plan journeys seamlessly, compare passports, and apply for electronic travel authorizations through trusted smartlinks.
Manage your health with this app, offering AI-powered recipe generation and tracking for glucose, weight, and blood pressure. It helps users make informed food choices and monitor key health metrics to support diabetes prevention and weight management.
Manage your mobile service with ease. Activate new lines, switch between major US networks, and track usage in real-time. Offers plans for individuals and families, with international data options and 24/7 support.
Unlock doors and gates using your smartphone. This app securely grants access after your organization has been set up with compatible readers and your administrator issues Mobile IDs. It enhances the door opening experience by detecting readers even when the app is closed.
Achieve your desired tan faster with personalized routines based on your local UV index. This app helps you prevent sunburn and minimize sun exposure risks. Advanced features for custom routines and shade achievement require a subscription.
Manage your investments and retirement accounts on the go. Track account performance, make trades, and deposit checks directly. Access account overviews and transaction history with ease.
Manage your wireless service directly from your phone. Track data usage, view service end dates, and easily renew your service. You can also manage payment methods, devices, and find nearby retail locations.
Explore connections between scripture passages and talks from General Conference and other Church writings. Easily find who has cited specific verses in various publications, aiding in scripture study and lesson preparation.
Calculate your Body Mass Index (BMI) using your height and weight. This tool helps assess body fat and potential health risks for adults, offering a quick measure of your height/weight ratio.
Track your golf scores, analyze your game statistics, and utilize GPS course maps with advanced features. This official app helps golfers manage their handicaps and compete with friends.
Trade futures markets with an intuitive, easy-to-use interface designed for quick access to essential information and trading tools. Monitor real-time market data, place trades efficiently, and access a wide range of indicators and news.
Manage your mobile services, pay bills, and recharge your account with ease. Shop for new devices and plans, and manage all your lines in one place. Get quick access to account information and helpful support.
Easily calculate your Body Mass Index (BMI) with this straightforward application. It provides a quick way to understand your weight status based on your height and weight.
This app helps you protect your family from harmful UV radiation by tracking the global UV index. It offers a 6-hour forecast, UV alarms, and personalized sunscreen recommendations based on your skin type to prevent sunburn and reduce skin cancer risk.
Enhance small business communication with a dedicated business phone number. Features include instant auto-replies to missed calls, customizable texting shortcuts for common inquiries, and tools to organize customer information for personalized interactions.
Manage your mobile account on the go. Easily top up your balance, check data and call allowances, and review your recent activity. Get instant online support for any queries.
Calculate your Body Mass Index (BMI) using weight and height. Log your BMI over time, visualize your progress with graphs, and export your data. This tool is designed for adults aged 20 and above.