OrbitNote vs Project Assist
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OrbitNote
This tool allows users to read, annotate, and listen to PDF documents. It converts image-based PDFs to accessible text and offers features like speech playback, highlighting, and iCloud sync for seamless document management across devices.
- Annotate PDFs with highlights, underscores, and notes
- Convert image PDFs to searchable text
- Listen to PDFs with human-quality voice playback
- Change background and text colors for readability
- Sync documents and annotations with iCloud
- Import/export PDFs from cloud storage and other apps
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OrbitNote is an accessible, reading and study PDF tool for all. Annotate, mark up, listen to and save PDF files which are then still fully compatible with other popular PDF apps. Have accessible text PDF files spoken back to you with human quality voice & synchronised highlighting. PDF image files or photographs of text can be converted to accessible, searchable PDF files and read in the app. + Speech, Productivity and Accessibility Alongside the full range of iOS system voices, OrbitNote comes with a range of high-quality voices in different languages. A ‘Speak in Background’ option lets you listen to a PDF while viewing another app - great for proofreading PDF files while you’re working in other apps. The ‘Speak on tap’ and ‘Stop on tap’ options make speech easy to control. + OrbitNote allows the background colour of the PDF to be changed, and text colour inverted, to enhance readability. OrbitNote fully supports VoiceOver. + Annotations, Notes and Comments OrbitNote includes a powerful Annotation toolbar that lets you add notes and other comments. These are fully interchangeable with most other popular PDF apps, so your OrbitNote comments will still be there if you open the PDF on another device. Annotations created in another PDF app can also be viewed and edited. Annotation features include: highlight; underscore; strikeout; notes; free text (type straight into the PDF); free line draw; shapes (circle, square, line - with many options); images (you can even insert photos from your iPad camera or photo library into the PDF file); audio and video. + Photos and Image PDF to Text PDF Conversion You can convert photos and other images to fully accessible text PDF files that can be spoken, searched, copied and highlighted. As well as converting photos, you can also convert any PDF Image file into a fully accessible Text PDF file. Along with making these PDF files accessible and searchable, it will also compress them, reducing file size. Further credit can be purchased in app. Photos and Image PDF to Text PDF Conversion in OrbitNote requires an internet connection. + Managing PDF Files PDF files can be opened in OrbitNote from all other apps, including Mail and Safari. All opened PDF files will be placed in the OrbitNote Documents List for later viewing. You can also open files from Google Drive, OneDrive, or import directly from your device. PDF files can be saved into OrbitNote Documents, OneDrive or Google Drive, sent by email, or opened in other apps that support PDF files. + Sync with iCloud You can sync ClaroPDF with your iCloud account. This lets you store and synchronise your PDF files and annotations across multiple devices. Sync with iCloud can also act as a document backup so you can keep your documents safe. + Switch Accessibility OrbitNote responds to switch or Bluetooth keyboard commands: 1 (~1) Start speech 2 (~2) Stop speech 3 (~3) Turn to previous page 4 (~4) Turn to next page + Fullscreen mode Allows the full document to be seen without toolbars in view. Ideal for smaller screens!
Project Assist
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Project Assist (App) is an extension of Pro-Study and Pro-Workspace (Desktop Versions) enabling you to also use your Smart Phone and/or Tablet to quickly collect, organise and access your research in more places. You can use Project Assist to easily collect important information from multiple sources and store it all in the colour coded categories within your projects. Project Assist also gives you a powerful OCR tool, image capturing and access to over 27 million book references by simply scanning a barcode. All your projects will be synced with the cloud and can therefore be accessed across multiple devices and your computer. Once on your computer you will have access to over 9.5k reference styles. Project Assist allows you to capture research on the go, whilst keeping your research safe and organised. Web-Sources With its inbuilt Web-Browser you are able to highlight and capture information directly from Web-Sources and save the information to your chosen colour coded categories. This feature will also automatically capture any reference information available. Online PDFs Highlight and capture information from online PDFs and save the information directly to your chosen colour coded categories. Upload Images Upload images from your phone or tablet and save them directly to your chosen colour coded categories. Camera Use the camera on your phone or tablet to take pictures and save them directly to your chosen Pro-Study colour coded category. A good example would be to save pictures of text and graphs from within textbooks. Barcode Scanning You can use the camera again to scan the barcode of a book to save all the reference information. Once on the desktop version you will then have access to over 9.5K different reference styles. Optical Character Recognition (OCR) Project Assist comes with a powerful OCR feature so you can convert pictures of text into editable text. Synced All the saved information will be synced between the Project Assist App and the Desktop Version so all your priceless research is never too far away.
Screenshots
Verdict
The clearest difference is in-app purchases: Project Assist at none against OrbitNote's 10. OrbitNote's advantage is update cadence (monthly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. OrbitNote sells 10 one-off in-app purchases. Project Assist asks for nothing beyond the download.
OrbitNote ships an update monthly, Project Assist every 2 months. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.
| Parameter | OrbitNote | Project Assist |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (60 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 60 — better | — |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 | 15.0 — better |
| Further details — not scored | ||
| Size | 252 MB | 96 MB |
| Age rating | 4+ | 17+ |
| Developer | Everway Opco Ltd. | Pro-Study |
In-app purchases
OrbitNote
- Krzysztof$1.99
- Joaquim$1.99
- 5000 Credits$3.99
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- Elise$3.99
- Valentin$3.99
- Elias$3.99
- Emilie$3.99
- Filip$3.99
- Freja$3.99
- Unlock ClaroPDF Pro$9.99
Project Assist
No in-app purchases









