0+ iOS apps curated and reviewed
Out of 0+ whistle app: sos alarm on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | Yes | Aug 2026 |
| 2 |  | Free | 4.5★ (191) | No | Yes | Aug 2026 |
| 3 |  | Free | 4.5★ (3.4K) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 3.6★ (2K) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 4.5★ (12K) | Yes | Yes | Aug 2026 |
| 6 |  | $0.99 | — | No | No | Aug 2026 |
| 7 |  | Free | 4.4★ (3.3K) | Yes | Yes | Aug 2026 |
| 8 |  | Free | 4.5★ (347) | Yes | Yes | Aug 2026 |
This app offers three distinct whistle functions: a dog whistle with adjustable frequencies for training and play, an SOS emergency whistle for urgent situations, and a real whistle for sports events and attracting attention. It's a versatile tool for pet owners, safety-conscious individuals, and sports enthusiasts.
This app provides a robust alarm clock experience with customizable wake-up challenges, multiple alarm types, and smart features to ensure you get out of bed. It offers a variety of sounds, weather integration, and task-based reminders to help even heavy sleepers start their day.
This app generates high-pitched sounds for dog training, pranks, and amusement. It features a whistle slider, diverse sound patterns, a clicker, and the ability to create custom ringtones. It's also suitable for kids and offers advanced alarm features.
Never lose your phone again with this app that helps you locate it by clapping, whistling, or finger snapping. It also includes anti-theft features like moving and charging alarms, and an intruder alert with camera capture.
Transform your device into a realistic whistle with multiple triggering options. Adjust sensitivity, volume, and choose from various sounds for attention-getting, coaching, or sound effects. Works offline and is privacy-friendly.
Locate your lost device instantly using sound cues like claps or whistles. Customize alert tones and enjoy peace of mind with this easy-to-use finder. It also includes a charging alarm to prevent unauthorized unplugging.
This app offers a gentle wake-up experience with customizable alarms that gradually increase volume or brightness. It also includes world clock functionality and detailed snooze controls for a peaceful start to your day.
Transform your phone into a powerful noise maker with a variety of loud sounds. Prank friends, scare them, or cheer at events with this fun soundboard. Features continuous play and animation effects.
This app provides a dog whistle with adjustable frequencies and a clicker to aid in dog training. It offers various dog sounds and a human-to-bark simulator for interactive play. The app includes training tips and different modes for communication.
Locate your misplaced phone by simply whistling or clapping. The app detects your sound and triggers a loud ringtone and optional flashlight to guide you. Works even in silent mode.
Locate your misplaced device by clapping, whistling, or snapping your fingers. It responds with sound, vibration, and a flashing light. Features anti-theft alarms and pocket protection to deter thieves.
This personal safety app helps prevent crimes and creates evidence if an incident occurs. It offers features like voice activation for SOS alerts, live streaming to guardians, and automatic audio/video recording.
This alarm clock app prevents snoozing by requiring users to complete wake-up challenges before dismissing alarms. It offers various mission types and features designed for heavy sleepers and those struggling with consistent mornings.
Protect your device from unauthorized access with an anti-theft alarm. Customize sound alerts, flash modes, and vibration patterns. Safeguard your personal information and prevent snooping with this easy-to-use utility.
This app provides a personal safety alarm with advanced motion detection. It can trigger an alert with sound and light when rapid movement or free-fall is detected, or with a simple screen tap.
This app provides a versatile toolkit for pet training and entertainment. It features a high-frequency dog whistle with adjustable settings, a training clicker with multiple sounds, and a variety of squeaky toy and animal sound effects. It also includes training guides and widgets for easy access.
Wake up to your favorite music with this versatile alarm clock. Features include a sleep timer, customizable alarms, multiple clock themes, and a built-in flashlight. It offers extensive customization for time formats, colors, and repeat settings.
This app provides a silent dog whistle to help train your canine companion at a distance. It guides you through associating whistle patterns with commands and positive reinforcement, ensuring effective and humane training.
Remotely manage your home or small business security system. Arm or disarm your system, control user access, monitor sensor activity, and receive instant alerts for system events. Upgrade your communication for potential cost savings.