Google Drive is Google's file sync app that lets you store all of your files online alongside your Google Docs documents, and keep them synced with all of your devices.
Convert incoming screenshots to text and flag unclear words.
Get copyable text from screenshots right in your review thread, with a shared file and clear marks where the image needs another look.
Convert each incoming page image into labeled text for review.
Your batch of photographed or scanned pages becomes a searchable document, with every transcript labeled so you can compare it with its source image.