Support

Synapse requires macOS 13 (Ventura) or later. It is optimized for Apple Silicon (M1 and later) but also runs on Intel Macs with macOS 13+.

Synapse is a one-time purchase of $9.99 with no recurring subscription fees. You get all current features and future updates included at the discretion of the developer.

Synapse supports PDF files and PowerPoint (.pptx) files for viewing and annotation. PDF tools support over 20 operations including merge, compress, split, OCR, convert, watermark, lock/unlock, and more.

Yes. All your files, annotations, highlights, notes, and study data stay on your device. Synapse does not upload your documents to any server. When you use AI features, the relevant document text is sent to the AI API only to generate your requested output — it is not stored or logged by us.

From the Highlight Aggregator, you can export all your highlights and flashcards to Anki-compatible CSV format or Markdown (.md) files. Use the Export button in the sidebar to choose your format.

Refunds are handled by Apple. Please visit reportaproblem.apple.com and select Synapse from your purchase history to submit a refund request.

Please email us at samer.fi404@gmail.com with a description of the issue, your macOS version, and what you were doing when it occurred. Screenshots or screen recordings are very helpful. We aim to respond within 24 hours.

Yes. Because Synapse is purchased through the Mac App Store, you can install it on any Mac signed in with the same Apple ID at no additional cost, in accordance with Apple's family sharing and redownload policies.

We love hearing from users! Send your feature ideas to samer.fi404@gmail.com with the subject line "Feature Request." We read every suggestion.