Introducing Classes! Join a class by scanning a QR code to access class materials, including books and PDF handouts, and track your progress as you work through assigned content. Notes are also getting a major upgrade. Search and tag filtering now work across your full collection of notes, with highlighted matches, improved syncing, dates, a new tag picker, and better referenced regulation handling. We've also made it easier to add and remove books from My Library, improved book status indicators, and included navigation refinements, performance improvements, bug fixes, and stability enhancements.

Notes are getting a major upgrade. Search and tag filtering now work across your full collection of notes, matching terms are highlighted in results, and improved syncing helps keep your notes up to date. We've also added dates to note listings, a new tag picker, improved referenced regulation handling, and refined Note Details and editing layouts. Managing your library is easier too. Updated book indicators make downloaded and library content clearer, and books can now be added to or removed from My Library more easily. This release also includes navigation refinements, keyboard improvements, bug fixes, and overall stability enhancements.

Search results have a refreshed layout with improved spacing, indentation, and visual separation, making it easier to scan results and find the information you need. Downloads now provide immediate visual feedback when started, and we've improved the reliability of Reportable Quantity and Marine Pollutant information in Hazmat 101. We've also corrected agency information in Letters of Interpretation and included additional interface fixes, compatibility updates, performance improvements, and stability enhancements throughout the app.

We've improved regulation search to better recognize citations entered naturally, even when punctuation is omitted. Searches such as "1903 2 a 3" can now be interpreted as 1903.2(a)(3), making it faster and easier to find the regulation you're looking for. We've also improved search behavior for sample content so you can more clearly see which results are available, updated the feedback experience, and included additional bug fixes, stability improvements, and usability enhancements.

This release improves PDF handling throughout the app, with more reliable downloads, clearer download progress, and improved access handling for available PDF content. We've also addressed issues affecting downloaded books and search data, along with additional bug fixes, stability improvements, and interface refinements.

Search is getting smarter and easier to use. Search results now provide more context, improved result counts, and better support for your preferred text size. When you select a result, the reader now takes you directly to the matching regulation and highlights the relevant content so it's easier to see exactly what you found. This release also introduces AI-powered search summaries on supported devices, providing concise summaries to help you quickly understand your search results. We've also improved text scaling for Letters of Interpretation, made note editing more comfortable on smaller devices, improved image caching and reliability, and included additional performance improvements, bug fixes, and usability enhancements throughout the app.

This release introduces native text highlighting in the Book Viewer, making it easier than ever to highlight regulations, attach notes, edit existing highlights, and create overlapping highlights using familiar text selection controls. We've also improved note synchronization, swipe-to-delete, and the overall note management experience. Search has been enhanced with improved AND search support and more complete search results. In addition, this release introduces a Terms of Service experience where applicable and includes numerous performance improvements, bug fixes, and usability enhancements throughout the app.

This release improves the reading experience with smoother tab navigation, better scrolling behavior, and faster performance throughout the Book Viewer. FastScroll now maintains its position more consistently when switching between tabs. Hazmat 101 is now more reliable by automatically restoring required data if it's missing, with the option to cancel the download at any time. We've also restored Reportable Quantity (RQ) and Marine Pollutant (MP) information for applicable materials. This release also includes improvements to Book Details, bug fixes, and overall stability enhancements.

This release introduces a new book switcher, making it easier to move between your downloaded and library books from anywhere in the reader. Book covers are now displayed in the switcher for quicker navigation. We've also added improved PDF handling with easier navigation between supported PDF documents, enhanced note images with improved loading and fallback handling, and expanded the Stored Data screen to show how much storage space the app and your downloaded content are using. In addition, this release includes performance improvements, bug fixes, and usability enhancements throughout the app, along with updated Hazmat 101 terminology.

Introducing Book Guidance, a new way to view guidance alongside your regulations. Easily switch between Overview, Guidance, Notes, and Related content using the new tabbed interface, with improved scrolling and navigation throughout the book. This release also adds note pinning, note deletion, and tags to better organize your notes. Letters of Interpretation now load significantly faster, and Hazmat 101 includes linked Reportable Quantity and Marine Pollutant information where applicable. We've also improved search, FastScroll, table viewing, dark mode, and overall performance, while fixing numerous bugs and polishing the reading experience throughout the app.

Introducing our new Hazmat Scan feature! Simply point your camera at a hazardous materials placard to quickly identify the UN number and automatically open the matching entry in the 101 Hazmat Explorer when a confident match is found. Also in this release: Added camera support when creating notes. Added the ability to unpin content from the actions menu. Improved scan accuracy and search results. Improved local lookup previews and overall interface polish. Refined Hazmat pin tooltips and text rendering. Fixed duplicate Hazmat search results and addressed various bugs and stability improvements.

Improved Notes and Letters of Interpretation (LOI) management, including better cleanup of saved data when books are removed or users sign out. Enhanced History and Pins functionality with improved organization, sorting, and synchronization. Added new controls for showing and hiding Notes and Letters of Interpretation from the Actions menu. Improved handling of Letters of Interpretation in compact publications. Refined text rendering, including improvements to citations, bullets, fonts, and overall readability. Updated dark mode styling and visual consistency throughout the app. Fixed issues related to pin management, history tracking, logout behavior, and data synchronization. Resolved a sample watermark issue affecting sample publications. Additional bug fixes, stability improvements, and performance enhancements.

--> Added new Pins & History features so you can quickly save and return to important regulations, sections, and Hazmat tables. --> Improved navigation to jump directly back to your last viewed location within books and tables. --> Introduced a new enhanced table viewer with filtering and performance improvements. --> Updated the library experience with smoother browsing, faster cover loading, and improved filtering. --> Improved book removal progress indicators and made several UI/UX refinements and bug fixes throughout the app.

We’ve introduced a powerful new Hazmat experience along with major performance improvements and UI updates. -> New Hazmat module with enhanced tables, layouts, and navigation -> Improved search with better accuracy and faster results -> Added interactive links within Hazmat tables for easier reference -> Enhanced download system with better reliability and handling -> New icons, updated visuals, and improved overall UI -> Initial dark mode support for Hazmat content -> Upgraded to latest platform versions for improved stability -> Fixed multiple issues across platforms

This update introduces support for working with Letters of Interpretation directly within notes, including the ability to reference and link letters for easier access. We’ve also improved activation code entry, refined layout spacing to prevent overlap issues, and enhanced safe area handling across screens. Additional fixes address text display, badge accuracy, and reading behavior for a smoother overall experience, along with improvements to update notifications.

-> New search indexes provide the user with fast, ranked search results within a book. -> New feedback feature for users to send in feedback, bug reports, suggestions. -> New invite feature for users to invite their friends. -> Enhanced video features within notes -> Fixed Referenced regulations bug where notes added from web didn't have the references within the notes. -> Force account activation code to upper case -> Improved image handling within notes

The app will now let you know when a new version is available and prompt you to update. We've also improved the table of contents experience — your filter state is now preserved when you clear your search, making it easier to navigate large books. You'll also find additional polish and refinements throughout the app.

We've made several improvements to make your reading experience more reliable. Downloaded books now open more consistently, and the app handles offline browsing more smoothly when you've already cached content. We've also added a new quick filter on the home screen to help you find the book you're looking for faster. You'll also notice a fresh coat of paint throughout the app with refined fonts and updated styling across multiple screens.

--> Branding updates --> Routine bug fixes

Performance & Reliability Improvements: We've rebuilt the app's data storage system from the ground up with a native SQLite database, making downloads faster and more reliable. Book navigation is significantly improved with better positioning when jumping from the table of contents. We've also enhanced the caching system so your regulations load quicker. New Features: Catalog now sorts by your most recently viewed regulations Referenced regulations added to note details Better progress indicators so you always know what's happening Bug Fixes: Fixed issues with book deletion and navigation Resolved search result display problems Corrected subscription download permissions Improved offline mode handling This update lays the foundation for even faster performance in future releases.

We've added Letters of Interpretation and Notes features with personalized access. Enhanced permissions ensure you see only the content you want to see. New Early Access and Coming Soon badges help you discover upcoming content. Your Library now shows only books you have access to, while the Catalog displays our full collection. Improved performance with faster loading times and optimized content delivery. Enhanced text rendering for better readability throughout the app. Plus various bug fixes and stability improvements.

We've added Letters of Interpretation (LOI) to help you stay informed. Browse the new dedicated LOI list, view related letters directly within regulations, and tap any reference to read the full letter. Customize your experience with new show/hide toggles in preferences. Sharing and note-taking are now easier than ever. Simply swipe left on any regulation to create notes or share content via email or your device's native sharing options. Email sharing includes pre-populated titles and regulation links. We've also improved the book experience. Title-type books now open in your browser, sample books display with clear watermark indicators, and you can now navigate directly to downloaded books from your Library. Additional improvements include better account switching with improved file management and various performance enhancements.

We've added Letters of Interpretation (LOI) to help you stay informed. Browse the new dedicated LOI list, view related letters directly within regulations, and tap any reference to read the full letter. Customize your experience with new show/hide toggles in preferences. Sharing and note-taking are now easier than ever. Simply swipe left on any regulation to create notes or share content via email or your device's native sharing options. Email sharing includes pre-populated titles and regulation links. We've also improved the book experience. Title-type books now open in your browser, sample books display with clear watermark indicators, and you can now navigate directly to downloaded books from your Library. Additional improvements include better account switching with improved file management and various performance enhancements.

Updated Branding. Book viewer UI improvements. Handle scenarios where book data is too big for mobile devices.

Improved notes features: --> Create note from a regulation --> Video links --> Pull to refresh notes --> Notes appearing below the related regulation