Vendor sources and our tests are labelled separately. Independent tests that have not been run are not implied.

Vendor documentation is shown below. Independent tests are pending. Totals show known charges in each product’s currency; no currency conversion, tax or future price increase is assumed. List charges exclude volume discounts.

MI

Microsoft Edge

Built-in PDF reader · desktop

PlatformWindows · macOS
Purchase basisFreePrice checked: 13 Sept 2026
Known 1-year cost · 1 person$0.00Tax excluded. Included PDF reader; no separate PDF-tool charge. Device and operating-system costs are excluded.
Edit existing textSource reviewed · not establishedOfficial source · 13 Sept 2026Reader and annotation functions do not establish existing-content editing.
Read scanned text (OCR)Source reviewed · not establishedOfficial source · 13 Sept 2026The reviewed source does not establish this exact task for this edition.
Create fillable formsSource reviewed · not establishedOfficial source · 13 Sept 2026The reader documentation establishes form interaction, not field authoring.
Fill existing formsAvailable with limitsOfficial source · 13 Sept 2026Form filling is documented; Microsoft excludes XFA forms in its PDF reader documentation.
Annotate & signAvailable · official sourceOfficial source · 13 Sept 2026Ink, highlights and comments are documented.
Merge & organize pagesSource reviewed · not establishedOfficial source · 13 Sept 2026The reviewed source does not establish this exact task for this edition.
Permanently redact textSource reviewed · not establishedOfficial source · 13 Sept 2026The reviewed source does not establish this exact task for this edition.
Offline core taskLocal core task documented · task test pending

XFA forms are unsupported. Ink and added text do not establish editing of an existing PDF paragraph or creation of interactive fields.

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PD

PDF24

Creator

PlatformWindows
Purchase basisFreePrice checked: 12 Sept 2026
Known 1-year cost · 1 person$0.00Tax excluded. Free software; no paid upgrade is included in this estimate.
Edit existing textNot supportedOfficial source · 12 Sept 2026Adds new text and drawings. The documented workaround for changing existing text is conversion to Word, editing there, then converting back.
Read scanned text (OCR)Available · official sourceOfficial source · 12 Sept 2026OCR uses Tesseract; download required language packs before disconnected use.
Create fillable formsAvailable · official sourceOfficial source · 12 Sept 2026The form-creation FAQ explicitly lists an offline alternative in PDF24 Creator for Windows; use the current Toolbox, not legacy Creator 9.
Fill existing formsNot established
Annotate & signAvailable · official sourceOfficial source · 12 Sept 2026New text, drawing and image annotations are documented; signature tools are also listed in the PDF24 tool collection.
Merge & organize pagesAvailable · official sourceOfficial source · 12 Sept 2026Creator lists merge, split and page organization tools.
Permanently redact textTool documented · outcome test neededOfficial source · 12 Sept 2026The vendor offers a redaction tool. We have not extracted text or objects from its output to establish permanent removal.
Offline core taskLocal core task documented · task test pending

Adding text is not the same as reliably editing existing paragraph text.

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