| Input and output: Accepts PDF, TIFF, JPEG, BMP, PCX, PNG and GIF, and ZIP archives for registered users. The converter dropdown offers TXT, DOCX and XLSX, and the features list also names PDF and RTF. Guests can upload 15 MB files, five per hour, while registered users can upload up to 200 MB. The site recommends at least 200 DPI. | | Input and output: Open a scanned PDF and use Edit PDF, and OCR is applied automatically. The result is an editable, searchable PDF, which can be exported to Word, PowerPoint, Excel or TXT. | Input and output: Selects text in a photo on Android and iOS, then offers copy, listen and translate. On a computer, visual search runs in Chrome, Firefox, Safari and Edge. |
| Platform and data handling: Cloud service. It states that uploaded files are deleted after processing, that transfers use TLS and that registered users output files are kept for one month. | Platform and data handling: Desktop versions exist for Windows and Mac, alongside FineReader iOS and a server edition. The vendor page does not say whether the desktop apps work offline. | Platform and data handling: Acrobat for Mac or PC. Sold as a paid subscription, as listed on the Adobe page. | Platform and data handling: Mobile apps on Android and iOS, plus browser search by image. |