This update brings several fixes and improvements. • Added a reset button to the Range tool • Fixed an extra spacing issue below the app name in Settings • Fixed an issue where fast scrolling during file import could make the import button unresponsive • Improved tab animations for smoother performance

We recommend all users update to this version. This update improves file import logic across different file types and enhances overall stability. • Fixed an issue where tapping tabs would switch to 2D mode when opening 2D files in BINTABLE mode • Fixed inconsistent file reading behavior • Fixed an issue where invalid file tabs were incorrectly read as 2D • Added a quick 2D FITS access shortcut to the iPhone top navigation bar • Top navigation buttons on iPhone now highlight (blue/green) based on available actions for the current file type • Navigation buttons in iPad workspace mode now highlight (green) based on available actions • Improved overall stability

This update focuses on refining the interface and interaction design. 1. Updated the light launch screen on iPhone 2. Added a dark launch screen on iPad 3. Unified external button design across iPhone and iPad for improved consistency and feel 4. Refined the top navigation bar on both iPhone and iPad 5. Fixed an issue in Workspace mode on iPad where the Histogram and Display panels at the bottom would not collapse 6. Fixed a bug where 2D FITS files could be opened in the BINTABLE panel 7. Added forward/back transition animations for tabs 8.The previous-generation app logo is back

This is a minor update. 1.Added hover effects to card entry points 2.Fixed an issue where the “Check for Updates” button text could be truncated on smaller screens

This update introduces a redesigned home experience for iPhone and iPad, featuring a clearer layout, a new starfield background, and refreshed app and Dynamic Island icons for a more engaging visual experience. BINTABLE support has been improved. FITS files containing BINTABLE data can now be opened directly, without needing to open a 2D image first. Dark Mode has been enhanced with better card contrast, improved readability, and fixes for transparency issues.

We recommend all users update.We sincerely apologize. This update fixes an issue where file import was unavailable in iPad Workspace mode, and resolves a problem where tab titles were too long.

This is a quick hotfix release. 1.Fixed an issue on iPad where some button labels in the Advanced panel were too long in Italian, Dutch, German, Spanish, and Arabic, causing unintended line wrapping. 2.Updated related Help documentation.

This version introduces spectral distortion correction, designed for LAMOST and FASOT fiber spectroscopy. Special thanks to Prof. Sun for the support. 1. Keystone and Smile distortion correction now expanded from Mac to iPhone and iPad 2. Updated app icon 3. Updated Dynamic Island icon 4. Updated onboarding visuals 5. Help documentation now includes Keystone and Smile correction 6. Bug fixes and overall performance improvements

This version is the final update of the 5.x series. This update focuses on improving the UI experience of the "Help" and "Selection" features. Thank you for your support. 1.Unified the inconsistent "Selection" interface between iPad and iPhone since version 1.3.0 2.The "Selection" window now supports minimization 3.Fixed an issue since version 2.1.2 where the "Help" view on iPad was too small and not scrolling smoothly 4.The "Help" window now supports minimization 5.Added Korean localization 6.Added Portuguese localization 7.Added Arabic localization 8.App updates now support redirecting to the App Store

1.Added a reset button for noise pixel location identification 2.Unified the reset button disabling behavior when noise panels are minimized 3.Adjusted window sizes on iPhone and iPad to prevent text truncation in some languages

To ensure a more consistent design, this minor update includes refinements: 1. Noise Scan now supports Live Activities 2. Noise Pixel Location identification now supports Live Activities 3. Improved overall performance and smoothness

1.Fixed some issues in Chinese localization 2.Comparison panel now supports minimization

This update introduces a new panel minimization system and improves overall functionality and UI design: 1.Added panel minimization with centered layout and automatic arrangement 2.Profile and Advanced panels now support minimization 3.Noise Scan and Noise Pixels panels now support minimization 4.Improved minimized panel behavior (syncs with Tools panel expand/collapse) 5.Refined UI details and overall interaction experience Bug Fixes: 1.Fixed an issue with oversized copy button 2.Fixed excessive height in noise panels 3.Fixed incorrect text color in some noise panels 4.Fixed reset button not being disabled when minimized panels are active

Improved noise analysis for greater clarity and control. 1.Adjustable noise threshold for more precise detection 2.Noise pixels are color-coded by confidence for clearer visualization

This update introduces local noise pixel detection (Beta 1). 1.Detect noise pixels directly on your device 2..Visualize and mark noise pixel positions 3.Preview local regions to quickly locate noise distribution 4.Improved performance for large images (partial loading) 5.Ongoing improvements to detection quality and stability

This update focuses on expanding language support and improving the Compare experience: 1. Added a Swap button in Compare mode 2. Added French support 3. Added Japanese support 4. Added German support 5. Added Italian support 6. Added Dutch support 7. Added Spanish support

This version introduces a brand-new Compare feature for Workspace mode on iPad: 1. Added Sync view for linked navigation between two FITS images 2. Added Diff view to quickly highlight subtle differences 3. Added Reset to restore the compare view instantly 4. Added Color options for more flexible visual analysis 5. Improved comparison experience and interactions 6. Added German localization support

• Added Simplified Chinese support with full localization across the app • Fixed an issue where the “Show All / Collapse” toggle in the noise analysis module was not synchronized with its animation state • Improved overall performance and smoothness (More features and languages are on the way — built by one busy human. Thanks for your support!)

This update marks an important step in bringing our research in spectral analysis into practical use, translating theoretical methods into accessible tools on mobile devices. This is only our first step, and the AI features are still in an early stage. If you encounter any issues or limitations, your feedback is highly appreciated as we continue to improve and refine the APP. • iPad: Histogram and Display panels now automatically collapse when tools are activated • iPad: Added scrollable tools bar for improved usability • iPhone & iPad: Tools entry upgraded to Tools & AI • Introduced on-device AI-based spectral noise image classification (Beta, early-stage implementation) • Updated app icon, Dynamic Island visuals, and Lock Screen appearance • Improved onboarding experience and added AI feature documentation

In version 5.1.8, I finally had time to resolve issues related to the Dynamic Island. 1.Fixed an issue where Live Activity remained in the Ready state after all tabs were closed. 2.Fixed an issue where UUID-based file names could appear on the Dynamic Island / Lock Screen when using multiple tabs. 3.Fixed an issue where Matrix files could remain stuck in the Opening state on the Dynamic Island / Lock Screen. 4.Improved visual details on the second page of the iPhone onboarding screen.

We recommend updating to the latest version. This update focuses on fixing issues related to the Annotate (Markup) feature: 1.Fixed an issue where Markup disappeared while Annotate mode was still active 2.Fixed an issue where tapping “Done” did not properly exit Annotate mode 3.Improved the show/hide animation of the Markup panel 4.Improved the export pop-up presentation 5.Fixed an issue where annotations persisted across different tab

Meet the all-new Markup experience on iPad. 1. Added iPad Markup (Annotation) feature with Apple Pencil support 2. Added support for Apple Pencil Pro squeeze to quickly open Markup (iPadOS 17.5+) 3. Added draggable Markup panel with color and stroke width controls 4. Added new annotation tools: Pen, Eraser, Undo, and Clear 5. Fixed star icon color (now correctly displayed in yellow) 6. Improved selected tab visual clarity 7. Apple Pencil Pro squeeze requires iPadOS 17.5 or later; Markup is available on all supported versions via the Annotate button

We Enhanced iPad experience with improved interface design 1.Added tab support on iPad for better workflow management 2.Introduced two viewing modes on iPad 3.Expanded Help documentation for easier onboarding 4.Added a new onboarding page (Step 7) 5.Increased maximum zoom level by 100× on both iPhone and iPad

Fixes & Improvements 1.Fixed incorrect filename display on iPad — FITS files now show their original names 2.Fixed issues with opening files in new windows on iPad 3.Minor bug fixes and improvements

We’ve made several improvements to enhance usability and polish the experience: 1.Fixed animation issues in the Tools onboarding flow 2.Improved interaction with highlighted tabs on the main interface 3.Optimized Advanced panel layout and spacing 4.Fine-tuned toolbar positioning for better accessibility 5.Enhanced Live Activity layout on Lock Screen and Dynamic Island 6.Various bug fixes and performance improvements 7.FITS files on iPhone now display their original filenames