Presentation Remote Controller is a wireless remote control app that allows you to navigate photo and PDF slides via the internet.
~Key Features~
-Break Through Bluetooth Limits: No tedious pairing required. Easily achieve setups impossible with standard Bluetooth, such as remotely operating an iPad directly from an Apple Watch via the internet.
-Control Any Device (No Apple ID Match Required): There is no need for iCloud syncing or matching Apple IDs. You can even remotely control a friend’s device simply by sharing your unique keyword.
-Turn Any Device into a Projector with Our Free App: By installing the free companion app (Presentation Remote Projector), you can remotely control iPhones, iPads, and even PCs like Apple Silicon Macs (within the iOS app environment).
~ Setup Guide (Connecting Two Apps) ~ 1 Presentation Remote Controller automatically generates a 6-digit keyword upon launch. 2 Enter that 6-digit keyword into Presentation Remote Projector. 3 Tap the "+" button at the top to import your presentation slides from Photos or iCloud. 4 Confirm that the slides (with multiple pages) are correctly displayed. 5 Ensure you are connected to the internet and tap the antenna button in the top-right corner. 6 Return to Presentation Remote Controller and press the "Next" button to navigate the slides. 7 Once the remote session is finished, tap the antenna button again to end the connection. *Steps 2–5 and step 7 are performed within the companion app, "Presentation Remote Projector."
Key Features
Pairing-Free Remote Control Control photo or PDF slides over the internet without the need for Bluetooth pairing.
Broad Device Compatibility Seamlessly operate presentations across iPhone, iPad, Apple Watch, and even Silicon Macs.
Concrete Examples
Apple Watch as a Remote Control an iPad directly from your Apple Watch to flip through slides during a demo.
Instant Guest Access Remotely jump into a presentation on a friend’s iPhone or a colleague’s Mac without any setup hassle.
"Video Tag & Memo" allows you to easily find your favorite videos using a keyword search. You can also adjust playback speed, mirror the video, and set specific loops for repeated playback.
### Features - Ideal for managing reference videos for dancing, cooking, lectures, or sports. - Flexible Sorting: Sort videos by ascending order, recently updated, or your favorites. - No Video Import Needed: Uses videos directly from your official Photos app, saving storage. - Backup Support: Export your tags and memo data for safekeeping outside the app. - Easy Sharing: Includes a built-in button to share videos via AirDrop or other apps.
### How to Use 1. Grant access to your Photos app upon the first launch. 2. Once permitted, your videos will be automatically available within the app. (*1) 3. Tap the "Pencil" button on the right of each video to enter tags and memos. (*2) 4. Use the search bar at the top to find videos using your custom keywords. 5. Use the "Star" button to mark favorites and pin them to the top of the list. 6. Tap the "Clock" button (top right) to sort by recently updated videos. 7. Tap the "ABC" button to sort your tags in ascending order. (*3) 8. Tap a video thumbnail to enter the playback screen. 9. Pinch out with two fingers to zoom in on the video. (*4) 10. Adjust the playback speed using the slider at the top. (*5) 11. Tap the "LR" button (top left) to mirror/flip the video horizontally. 12. Use the two buttons next to the "LR" button to set the Start and End points for loop playback. (*6) 13. Tap the "AD" button to share the video with other devices via AirDrop. 14. Tap the "X" button (top right) to return to the video list.
### Notes (*1) To reflect newly recorded videos, tap the icon at the top left and select "Update Videos." (*2) You can back up your tags and memos from the top-left button, but the video files themselves are not backed up. (*3) Sorting works for numbers, alphabets, and hiragana, but does not support kanji. (*4) Double-tap the video to reset the zoom to 1.0x. (*5) Double-tap the slider to reset the playback speed to 1.0x. (*6) Start and End points are saved even after closing the video. Tap the buttons again to clear the points.
Manage your videos directly without the need for importing. With custom tagging and memo features, you can perform lightning-fast keyword searches to find that “one video” in an instant, no matter how large your library is.
The standout feature is the playback engine, specifically designed for dance practice, cooking, and learning. It covers all the “must-have” features missing from the standard Photos app: slow-motion (speed adjustment), horizontal flip (mirroring), loop points for specific scenes, and pinch-to-zoom. Complete with sorting by favorites or updates, AirDrop sharing, and data backup, this is the ultimate tool for getting the most out of your videos.
Dedicated to creating “simple and intuitive” iOS apps using SwiftUI. This site is a hub for my app showcase, development blog, and latest news. I hope you enjoy checking out each of my apps.
"Microphone Watch" is an app that turns your Apple Watch into a microphone for making loud announcements through your iPhone.
### Features - Hybrid Playback: Audio recorded on your Apple Watch is played back through your iPhone. - Versatile Connectivity: Supports both Bluetooth and wired Line-in connections between your iPhone and speakers. - Volume Boost: You can amplify the volume to over 100% using the Gain setting.
### How to Use 1. Prepare your Apple Watch, iPhone, and a speaker. 2. Connect your iPhone to the speaker and perform an audio check. 3. Launch the app on both your Apple Watch and iPhone. 4. Record your voice using the app on your Apple Watch. 5. Tap the "Stop" button on the Apple Watch. 6. The audio will be transferred to your iPhone. (*1) 7. The transferred audio will play back automatically from your iPhone. (*2) 8. Repeat the recording and playback steps as needed. (*3)
### Notes (*1) Each new recording overwrites the previous one, so there is no need to worry about storage space. (*2) Audio can be played even while the app is in the background and works in conjunction with other apps like the Music app. (*3) You can add a shortcut to your watch face for quick access (Complication support).
Connect your Apple Watch to a speaker via your iPhone using a wired connection, allowing you to use your Apple Watch as a microphone for short announcements. This setup supports audio output via a Line-in connection, even if your speaker is not wireless-compatible.
Following up on the previous version, I developed this app specifically for situations where speakers do not support wireless connection with an Apple Watch. It enables amplified audio output through a wired Line connection via your iPhone.
"Watch Microphone" is an app that turns your Apple Watch into a microphone for making loud announcements.
### Features - Direct Connectivity: Connect your Apple Watch directly to a Bluetooth speaker. - Standalone Operation: No iPhone is required for any part of the operation. - Volume Boost: You can amplify the volume to over 100% using the Gain setting.
### How to Use 1. Prepare your Apple Watch and a Bluetooth speaker. 2. Tap "Settings" on your Apple Watch. 3. Tap "Bluetooth" within the Settings menu. 4. Select and connect to your Bluetooth speaker. 5. Tap the "Start" button in the app on your Apple Watch. 6. Recording will begin. (*1) 7. Tap the "Stop" button, and the audio will play back automatically. (*2) 8. Repeat the recording and playback steps as needed. (*3)
### Notes (*1) Each new recording overwrites the previous one, so there is no need to worry about storage space. (*2) We recommend adjusting the volume in the Music app beforehand. (*3) You can add a shortcut to your watch face for quick access (Complication support).
Connect your Apple Watch directly to a Bluetooth speaker and use it as a microphone for short announcements. No iPhone is required for operation.
It’s the perfect tool for when you need a microphone while staying active—whether you’re providing event guidance or coaching sports like dance, swimming, or baseball.
"Routine Time Watch" is an Apple Watch app designed to help you power through your listed tasks with a sequential countdown timer.
### Features - Boost Efficiency: Stay conscious of time to complete your morning routines and daily habits more effectively. - Flexible Start: View your entire task list on your Apple Watch and start from any step you like. - Haptic Alerts: The app notifies you with a vibration (haptic feedback) as soon as a task's time limit is reached.
### How to Use 1. On your Apple Watch, go to Settings - "General" - "Return to Clock" and set it to "After 1 hour." (*1)(*2) 2. Launch the app on your iPhone and enter a task in the text field at the top left. 3. Once the text is entered, set the time limit for that task using the field to the right. 4. Tap the "Add" button to include the completed task in your list. 5. Repeat the steps above to add more tasks to your routine. (*3) 6. Once your list is complete, launch the app on your Apple Watch. 7. Tap the "Sync with Apple Watch" button on your iPhone to synchronize the list. 8. Confirm that the task list has been reflected on your Apple Watch. 9. Tap the "Start" button on your Apple Watch to begin the countdown. (*4)
### Notes (*1) This custom setting ensures the app stays on screen even when you lower your wrist. (*2) We recommend adding the app as a complication (shortcut) on your watch face for quick access. (*3) Use the "Edit" button if you need to reorder or delete tasks from your list. (*4) Swipe left or right on the Apple Watch screen to switch back to the task list view.
Display your daily routine tasks one after another in a countdown format. Since it works right on your Apple Watch, you can check the remaining time while staying active. It’s perfect not only for morning habits like brushing your teeth or washing your face but also for household chores and workouts.
This app is designed to help you power through your daily routines efficiently by displaying reminders as a sequential countdown. Your Apple Watch will notify you with a vibration (haptic alert) as soon as each time limit is reached.
In addition to morning routines like grooming, it’s an ideal tool for any daily activity where you’re on the move, including cleaning, cooking, or strength training.
"Offline Send Watch" is an app that displays QR codes of contact information or text created on your iPhone directly on your Apple Watch, allowing you to share information via camera.
### Features - No Internet Required: Since information is shared via QR codes, an internet connection is not necessary. - Store Multiple QR Codes: Save various QR codes on your Apple Watch, including URLs, email addresses, and text data. - Text Verification: You can convert QR codes back into text on your Apple Watch to verify the content before sharing.
### How to Use 1. Launch the app on your iPhone. 2. Enter the text you want to convert into a QR code. (*1) 3. Tap the "Send to Apple Watch" button. (*2) 4. Confirm that the QR image has been received on your Apple Watch. 5. Repeat the steps above to add more QR images as needed. 6. Swipe left or right on your Apple Watch to select a QR image. (*3) 7. Tap the "Text" button to verify the QR code's text information. 8. Tap the "QR" button to display the QR code again. 9. Tap the QR code to enlarge it, then let the other person scan it with their camera. (*4)
### Notes (*1) While URLs and email addresses are recognized, they cannot be combined with other text within a single QR code. (*2) Make sure the app is open on your Apple Watch at this time. It can also be launched from a complication on your watch face. (*3) Swiping will not respond if there is only one QR image stored. (*4) Swiping is disabled while the QR code is enlarged. Tap again to return to the original size.
Create QR codes for email addresses, phone numbers, social media links, or URLs on your iPhone and display them instantly on your Apple Watch. This app allows you to share text information via camera without requiring an internet connection.
Store multiple QR codes on your Apple Watch and switch between them depending on the situation. You can even convert a QR code back into text on your watch to double-check the content before sharing.
It’s incredibly useful for exchanging contact info when you unexpectedly run into someone while offline. As a sleek and modern way to connect, it also allows you to share your contact details or website links naturally in professional business settings.
"Search Music Watch" is a powerful extension for the Music App, enabling song searches directly on your Apple Watch.
### Features - Innovative Search: Experience seamless song searching, a feature previously considered impossible on Apple Watch. - No Extra Storage Needed: No need to re-download songs—save your Apple Watch storage for what matters. - Lightning-Fast Sync: Synchronize a library of up to 1,000 songs in just about 3 seconds with a single tap.
### How to Use 1. Add Music: Save your favorite tracks in the Music App on your iPhone. (*1) 2. Auto-Sync: Open this app to automatically start the synchronization process. (*2) 3. Confirm on iPhone: Check the synced music list within the app on your iPhone. 4. Open on Watch: Launch the app on your Apple Watch. 5. Confirm on Watch: View your synced music list on the Apple Watch screen. 6. Search: Enter a song title into the search bar. (*3) 7. Play: Tap the song title in the search results to start playback. (*4) 8. Stop: Tap the Stop button to end the music. 9. Update: If you add new songs later, simply tap the Sync button to refresh the list.
### Notes (*1) Uses the standard Music App on your iPhone, not the Apple Watch's internal storage. (*2) If the sync doesn't start correctly, please tap the Sync button manually. (*3) The search prioritizes "prefix matching" (starts with). Entering 2 or more characters will also trigger "partial matching." (*4) Please adjust the volume within the Music App as needed.
Apple’s official Music App doesn’t allow you to search for song titles directly on your Apple Watch. To solve this, I created an extension app that makes searching for songs on your wrist effortless. There’s no need for tedious downloads or moving files from iCloud—it saves storage while reflecting your playlists through ultra-fast synchronization.
It’s perfect for when you want to listen to your favorite tracks while staying active, such as during dance practice, playing an instrument, yoga, or meditation.
"Album Watch Zoomer" is an app that lets you quickly check memo images taken on your iPhone directly from your Apple Watch.
### Features - High-Resolution Zoom: Even the smallest text in your memo images can be enlarged and viewed clearly on your Apple Watch.
- Complication Support: Add an icon to your watch face for instant, one-tap access to your memos.
- Multiple Memo Management: Store multiple images on your Apple Watch and effortlessly switch between them with a simple side-to-side swipe.
### How to Use 1. Capture: Take a photo of a memo or a screenshot on your iPhone.
2. Launch: Open the app on your iPhone and tap the "Select a Photo" button.
3. Select: Choose the memo image you want to send to your Apple Watch.
4. Send: Confirm the image and tap the "Send to Apple Watch" button.
5. Receive: Open the app on your Apple Watch to receive the image. (*1)
6. Add More: Repeat the steps above to add more images as needed. (*2)
7. Zoom: Rotate the Digital Crown on your Apple Watch to zoom in and out.
8. Reset: Tap the image to reset the zoom level. (*3)
9. Manage: Use the Delete button to remove any images you no longer need. (*4)
### Notes (*1) High-quality, uncompressed images are sent to ensure clarity. This process may take a few dozen seconds.
(*2) If multiple images are stored on the Apple Watch, the total count will be displayed at the bottom of the screen.
(*3) To swipe between different images, please ensure the zoom is reset (tapped) first.
(*4) To save storage space, we recommend deleting unnecessary images regularly.
Album Watch: Zoom & Check Memos on Your Wrist
View and navigate tiny text on your Apple Watch with ease—perfect for checking memo images and screenshots on the go.
While the official Apple Photos app has its limits, this app allows you to view even the smallest text in high resolution. It’s the ideal tool for those moments when you need to glance at a memo or screenshot quickly while moving.
Whether you’re on a call, walking in the rain, carrying heavy shopping bags, or stuck on a crowded train where you can’t reach for your iPhone—you can access your memos instantly via a complication (icon) right on your watch face.
