How to Edit and Merge PDFs on Mac Without Adobe Acrobat
Fix a typo inside a PDF, sign it, staple two documents together and shrink the result before you send it. What Preview already does, the four places it stops, and the native editor that covers the rest.
The invoice with the typo in it
A contract arrives as a PDF. Page four spells your company name wrong. The vendor also sent a separate two-page schedule they want attached to the back. You need the whole thing signed and returned before the call at two.
Adobe's answer to that hour of work is a subscription. From Adobe's own pricing page, checked in September 2026: Acrobat Standard is $14.99 a month on annual billing, and Acrobat Pro is $19.99 a month on annual billing or $29.99 month to month. That's a lot of money for one typo and one staple.
Most of the job does not need Acrobat at all. Your Mac ships with a PDF reader that does more than people give it credit for, and there are two or three moments in a real PDF task where it runs out of road.
What Preview already does
Preview opens every PDF on the machine. Show the Markup toolbar (View > Show Markup Toolbar) and you get a highlighter, a pen, shapes, text boxes and arrows. Saving writes those marks back into the file.
Signatures live in the same toolbar. Click the signature button and Preview offers three ways to make one: draw it on the trackpad, type your name and pick a font, or hold a piece of paper up to the camera. Once a signature is in the list it stays there, and dropping it onto a page takes one click, which is the part people miss when they redraw theirs every time.
Page handling is in the thumbnail sidebar (View > Thumbnails). Drag a page to reorder it, select one and press Delete to remove it, and use the rotate commands when a scan came through sideways.
For merging there is a command most people never find: Edit > Insert > Page from File. It appends the pages of another PDF to the file you already have open. For a two-file staple job, that is the whole answer. Open the contract, insert the schedule, save.
Where Preview stops
Preview runs out of road in four places, and they are the four that show up in real paperwork.
- It cannot change words that are already on the page. Markup sits on top of the text. The typo in the text layer stays a typo, because you can't select the wrong letters, delete them and type the right ones.
- Merging is page work instead of file work. Insert > Page from File appends a whole file, which is fine for two and clumsy for ten. Taking page 3 from one PDF and pages 1 to 2 from another means two windows and dragging thumbnails between them.
- Nothing gets smaller. A merged file is roughly the sum of the parts that went into it, and a re-render on export can add a little weight back.
- Scanned pages stay pictures. A page photographed on a phone has no text to select, search or edit, and Preview has no way to give it one.
The parts that need a real editor
PDFCafe is the one on the menu that covers all four, and it runs on macOS and Windows. It lives on the Latte shelf.
Marking up is familiar: highlight, pen, rectangles, ovals, lines and text boxes in any colour, plus photos, logos and stamps you can drop onto a page, drag into place, resize and fade with an opacity slider. Undo exists for when a mark lands a millimetre off.
Signing works the way you would hope. Draw a signature, type your name in any font installed on the computer, or upload a picture of one you already have on paper. Signatures are kept in a library, so the next contract takes one click, and a signature can be applied to every page at once when a document needs initialling throughout.
Editing text inside the PDF is the part Preview has no answer for. Click a word that's already in the page, fix the typo, change its size or colour, or delete it. Corrected text keeps exactly the space the original had, so a slightly longer phrase cannot crowd the word beside it, and the invisible text layer underneath a scanned page is left where it is.
Page handling covers both splitting and merging. Select one thumbnail or several in the strip, right-click, and save them as JPGs, one file per page, or gather them into a single new PDF. That is how three pages come out of a fifty-page report, and how one file gets built out of the pages worth keeping from two others.
The rest is quiet competence: search across the whole thing, dark mode for night reading, and proper support for Japanese and Chinese pages, where the app embeds only the part of the font a page actually needs and leaves the font out entirely when no page needs it.
Merging two files, start to finish
- If the pages are photographs, fix them first. ScanStraightener takes an angled photo of a page and unwraps it to a straight rectangle, and ScanToPDF turns a stack of page photos into searchable PDFs and binds them into one file.
- Merge. For two files, open the longer one in Preview and use Edit > Insert > Page from File. For picking and choosing between documents, select the pages you want in PDFCafe's thumbnail strip and gather them into a single new PDF.
- Fix and sign. In PDFCafe, correct the text that is wrong, place the signature and any marks, then save.
- Shrink it before you send it. TinyPDF takes the finished file and writes a smaller copy beside the original with a suffix you choose. It tries several methods and keeps the smallest result, the text stays selectable and searchable, links and the table of contents survive, and it will not hand back a bigger file. If a PDF is already as tight as it can be, it says so and writes nothing. Your original is never touched.
When the other side asks for something editable, PDFToWord rebuilds real paragraphs, headings, bullet lists and tables with the pictures still in place, and saves a .docx next to the PDF. It's also honest about the one case it can't fix: a scanned PDF is a photograph of a page, so it tells you there is nothing in there to convert and offers ScanToDocx instead. If the request is Markdown, HTML or EPUB, DocConvert covers 26 formats in and 25 out, on your machine, after a one-time engine download.
The upload problem
Every free online PDF editor works the same way. Your file goes up to a server, a page reloads, and the result comes back down. The limits are predictable too: a document or two a day on the free tier, then a subscription prompt that usually appears at the download step, after the work is finished.
The paperwork people edit is rarely the harmless kind. A signed contract, a payslip, a tax return, a medical letter, a rental agreement with your address on the first page. An upload is a copy sitting on somebody else's disk under a retention policy you have not read. Desktop apps don't have that step, which matters less as a principle than as a fact about where your paperwork is tonight.
It also means the work happens with the Wi-Fi off. On a plane, or on a locked-down work laptop that blocks uploads, the local tool is the only one still open for business.
What it costs
Adobe's published numbers, read in September 2026: Acrobat Standard at $14.99 a month on annual billing, Acrobat Pro at $19.99 a month on annual billing or $29.99 month to month.
A getapps.cafe membership is $9.99 a month, or $4.99 a month billed yearly at $59.88, and Family Roast is $15.99 a month, or $7.99 a month billed yearly at $95.88 for five computers. PDFCafe, TinyPDF, PDFToWord and DocConvert are all included, on Latte and Cold Brew, along with the other 123 apps on the menu. There's a seven-day free trial, and the trial adds a card when it starts and charges nothing until it ends.
One month of Acrobat Pro on annual billing costs more than a month of the family plan. That comparison is worth making once, and then the more useful argument is the dull one: the file sits on your disk, in a format every other program can open, and it stays that way when a subscription ends.
What I would actually do with that contract
Open it in Preview first, because Preview is free, already installed, and can sign it. The moment the job involves changing a word that is already on the page, or pulling three pages out of a longer report, move it to PDFCafe. Straighten any phone photos on the way in, and run the finished file through TinyPDF before it goes anywhere near an email attachment.
If you are converting rather than editing, the five ways to turn a PDF into Word are ranked with the scanned cases called out, and scanning a document without a scanner covers the step before either of those. Both are worth reading alongside this one if most of your PDFs arrive as photographs of paper.