248+ iOS apps curated and reviewed
Drinking Water Operator 1 Prep is the household name in drinking water operator 1 prep, but it's far from the only option. We track 248+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | Yes | Aug 2026 |
| 2 |  | Free | 4.7★ (14) | No | Yes | Aug 2026 |
| 3 |  | Free | — | No | Yes | Sep 2026 |
| 4 |  | Free | 4.5★ (620) | Yes | Yes | Sep 2026 |
| 5 |  | Free | 4.9★ (43K) | No | No | Sep 2026 |
| 6 |  | Free | 4.6★ (135K) | Yes | No | Sep 2026 |
| 7 |  | Free | 4.6★ (24K) | Yes | Yes | Sep 2026 |
| 8 |  | Free | 4.7★ (66) | Yes | Yes | Aug 2026 |
Prepare for your water treatment operator certification exam with practice questions, realistic simulations, and detailed explanations. Track your progress and stay updated with the latest exam materials to build confidence for exam day and your career.
Prepare for your water operator certification exam with a comprehensive study tool. Access thousands of practice questions, detailed explanations, and progress tracking. Master water treatment, distribution, and wastewater topics to advance your career.
Manage your bottled water and beverage deliveries conveniently from your smartphone. Easily edit deliveries, update recurring orders, manage payments, and explore a wide selection of water brands and other beverages.
Easily manage your beverage deliveries and account details. Order bottled water, sparkling water, teas, and more for home or office. Schedule deliveries, make payments, and access exclusive offers.
This app helps you maintain regular hydration by calculating your daily water intake needs and sending timely reminders. It offers statistics, motivational awards, and useful tips to encourage healthy fluid consumption. Integration with Apple Watch and Apple Health enhances its functionality.
This app helps you track your daily water intake and reminds you to drink. It calculates a personalized hydration rate based on your individual parameters, supporting your journey towards weight loss and overall well-being.
Prepare for your Water Operator Certification Exam with comprehensive study tools. Access an extensive question bank, detailed explanations, and personalized progress tracking. Study anytime, anywhere with offline access and expert-led review resources.
This application helps users track their daily water intake and provides timely reminders to ensure they meet their hydration goals. It features a calculator to determine personalized daily water needs based on weight and customizable notifications to prompt drinking throughout the day.
This app helps you track your daily water intake and reminds you to drink regularly. It calculates your personalized daily water goal based on your gender and weight, and offers features like a diverse drink menu and smart reminders to help you build healthy hydration habits.
Prepare for your water distribution operator certification exam with expert-crafted practice questions and realistic simulations. Track your progress, focus on weak areas, and gain the confidence needed for success in this vital public health role.
Manage your Waterdrop brand water purification devices, track filter lifespan, and receive timely replacement reminders. Access customer support and check U.S. water quality reports for safe drinking water.
Effortlessly order fresh, clean water for your home, office, or events. This app provides a convenient and reliable way to get water delivered quickly.
Easily order bottled water for home or office delivery. Browse various carton sizes and quantities, including 200ml, 330ml, and 600ml options. Enjoy convenient and fast delivery with special offers.
This application helps you monitor your daily water consumption to ensure you stay adequately hydrated. It offers a visually appealing interface with features for quickly logging intake and reviewing your progress.
This app helps you achieve your hydration goals with personalized reminders and detailed tracking. Monitor your progress on a dashboard, log various drinks, and earn achievement badges. Syncs with Apple Health for a holistic view of your well-being.