360toSpatial vs TetherDrop
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
360toSpatial
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"360toSpatial" is an innovative application that transforms any image you choose into a semi-transparent 3D spherical object. The objects created appear translucent from the outside, yet offer a complete image from the inside, providing an instant understanding of the entire 360 image. Within this app, you can take photos or videos, and experience it in AR. The app turns photos, illustrations, textures, and more, regardless of aspect ratio, into semi-transparent 3D spherical objects. Specifically, images taken with a 360 camera (horizontal panorama: equirectangular format) will become a complete 3D spherical panorama. Features * Versatile Image Compatibility: Converts photos, illustrations, and other images of any aspect ratio into 3D spheres. This is particularly effective for full spherical panoramas from 360 images (equirectangular format). An option to rotate the upload by 90 degrees is available, which can be effective for portrait-oriented images. * Customizable: You can adjust the orientation, opacity, color or black and white, size, and resolution of the object's surface, creating unique pieces. There's also an option to rotate the uploaded image by 90 degrees to optimize portrait images for spherical transformation. * AR Compatible: Objects created can be experienced in AR within the app's AR QuickLook mode. It's also possible to take photos or videos of the object appearing in real space. Objects made in this app can be saved and shared in the AR standard format, USDZ, allowing AR experiences on other users' iPhone/iPad. * Video and Still Image: The object's background can be one of the seven built-in types or the image itself loaded for the sphere. In VIEW mode, you can take photos or videos against these backgrounds. Videos can capture the object moving, either manually or through eight types of autopilot actions (horizontal, one-side up, vertical, cross) for 30 seconds. You can choose from three types of camera approach actions for the object. These combinations allow you to create movements suited to the object. * Save and Share: The object can be exported, saved, and shared in USDZ format. The share button is located at the bottom right in EDIT mode. About Settings (GEAR button) * Surface Inversion (Halves the size of the USDZ): The object is created to look correct from the inside, making the outside appear inverted (mirrored). This option allows the outside to appear similar to the inside, reducing the object's size by half. * Black and White Surface (Interior remains unchanged): Making the exterior black and white. * Swap Width and Height (Portrait Photo Option): This app adapts images to the sphere regardless of aspect ratio, compressing portrait images vertically. This option compresses horizontally instead. * Surface Opacity: Adjusts the exterior's opacity from fully opaque to fully transparent. * Background: Choose from 7 built-in 360 images or the image loaded for the object itself as the background. * USDZ Menu: Options for the USDZ file to be saved and shared. * Resolution: Choose from 2K, 3K, 4K. * Sphere Radius: The radius of the sphere when saved, shared, and displayed in AR. It does not apply to the in-app AR QuickLook mode and has a radius of 20 cm. Simple Usage The app starts in EDIT mode. * Open the album with the PHOTO button on the bottom left and select an image. * The object is created and can be freely moved. Double-tap to reset. * Save and share the object with the SHARE button on the bottom right. * Switch to AR mode or VIEW mode with the button on the top right. In VIEW mode * AR button: Enjoy AR experiences in AR QuickLook mode. Recording photos and videos is possible. * VIEW button: Record photos and videos against built-in images as backgrounds. * In VIEW mode, switch between play/recording with the mode button on the bottom left. * Double-tap in view mode to reset (stop recording, stop animation). * Switch back to VIEW mode with the button on the top right.
TetherDrop
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TetherDrop is a focused tethered shooting app for receiving JPEG images from cameras on iPhone and iPad. External camera connection and automatic JPEG receiving over USB-C, Wi-Fi (PTP/IP), or FTP require an active subscription. Importing photos from your library, viewing, rating, color tagging, grid selection, filtering, sharing through the iOS share sheet (including AirDrop), and saving to Photos are available without a subscription. Subscription features: ⢠Receive JPEGs over USB, Wi-Fi, or FTP ⢠View new captures immediately Free features: ⢠Import photos from your photo library ⢠Single-photo and grid views ⢠1:1 pixel zoom ⢠Ratings and color tags ⢠Sort by capture order, newest first, or rating ⢠Filter by rating and tag ⢠Share selected photos, including with AirDrop ⢠Save selected photos to Photos ⢠External keyboard shortcuts ⢠Camera-specific connection guide Verified connection examples include selected Canon EOS, Sony α, Nikon Z, and Fujifilm GFX cameras. Compatibility may vary depending on camera model, firmware, connection mode, USB cable, and memory card condition. Note: TetherDrop is JPEG-only. It does not save RAW files or videos. In RAW+JPEG mode, supported cameras receive the JPEG files only. External camera connection and automatic JPEG receiving require an active subscription. Subscriptions can be managed or canceled in the App Store at any time. Sharing features, including AirDrop, are not paywalled. USB connections require a data-capable cable. If the camera does not connect, check the camera connection mode, network settings, memory card, and cable. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://takumishinoda0625-beep.github.io/TetherDrop-Support/#privacy
Screenshots
Verdict
The clearest difference is price: TetherDrop at Free against 360toSpatial's $6.99. TetherDrop also leads on update cadence (every 2 days vs every 4 months). 360toSpatial's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
TetherDrop is free to download; 360toSpatial costs $6.99 up front. TetherDrop sells 2 in-app purchases, starting at $3.99 per month. 360toSpatial asks for nothing beyond the download.
360toSpatial ships an update every 4 months, TetherDrop every 2 days. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.
| Parameter | 360toSpatial | TetherDrop |
|---|---|---|
| Price | $6.99 | Free ā better |
| Update frequency | Every 4 months | Every 2 days ā better |
| Ads | No | No |
| In-app purchases | No ā better | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 | 16.0 |
| Further details ā not scored | ||
| Size | 37 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | JUNJI IKEDA | Takumi Shinoda |
In-app purchases
360toSpatial
No in-app purchases
TetherDrop
- Display Name:$3.991 Month
- TetherDrop Annual1 Year trial$29.991 Year









