Honest comparison · 2026

Inkbound vs Atticus. A Mac app, or a web app?

Atticus made all-in-one writing and formatting mainstream, and it is solid, especially if you are on Windows. It is built as a web app: you use it in a browser or install it from Chrome, and your books are saved to its cloud. Inkbound is an Atticus alternative built for the Mac, a desktop app that keeps your books on your own machine, with an AI writing staff and a KDP cover lab that Atticus does not have.

Opens October 22 See pricing

$1 for your first week, then $14.99 a month until you cancel, or $129 once for Lifetime, for as long as we offer Inkbound. macOS 12 or later on Apple Silicon.

Feature	Inkbound	Atticus
Price	$1 first week, then $14.99 a month, or $129 lifetime Lifetime includes every future version, for as long as we offer Inkbound. AI credits are separate, from $9.99. Available in the US.	$147, paid once, with future updates included. One price for every platform it runs on.
Try before paying full price	$1 for your first 7 days. Finished-file downloads unlock with your first $14.99 month.	You buy first, with a 30-day money-back guarantee.
App type	Desktop app for Mac. Apple Silicon, macOS 12 or later.	A progressive web app. Use it in a browser or install it from Chrome, on Windows, Mac, Linux or a Chromebook.
Where your files live	On your Mac. Yours, always.	Saved to Atticus's cloud. Changes made offline sync when you reconnect.
Write your book in it	Yes	Yes
Find and replace	Yes Across the whole book.	Yes
Custom trim sizes	Yes Custom paperback sizes from 4 × 6 in.	No Atticus says it does not support custom trim sizes. You pick from its list of preset sizes.
Print and ebook formatting	Yes 13 Looks, KDP trim sizes and a facing-page preview.	Yes
Cover design	Yes A Cover lab built on KDP's print specs, with a real 3D book.	No Atticus formats the interior. You make the cover in another tool.
Cover wrap and spine sized to your trim	Yes Built automatically, with the bleed, the spine and KDP's barcode area, including custom paperback sizes.	No Atticus does not export a print cover. KDP takes it as a separate file.
Per-passage fonts: a letter, a text message, a clipping	Yes From the editor toolbar, carried into the print PDF.	Partly Text message bubbles in iOS or Android styles, and sans serif, monospace or small caps for a selected passage. The body font and size are set for the whole book.
AI writing help	Yes Six specialists in one chat, on pay-as-you-go AI credits.	No No built-in AI writing features.
Story Bible	Yes Characters, a cast map and a world map, read by your AI staff.	None documented.
Export EPUB, print PDF and Word	Yes EPUB 3 with its cover, interior PDF, print cover PDF and a Word file.	Yes EPUB, PDF and DOCX. The DOCX keeps basic formatting only.
Works without internet	Partly Your books are saved on your Mac. You can write and edit without internet for up to 7 days at a time, and AI features need a connection.	Partly You can write and edit offline if you are logged in with Atticus open before you disconnect. Importing and exporting need a connection.

The honest version

Atticus and Inkbound agree on the big idea: authors should not need three apps to make one book. The difference is how. Atticus is built as a progressive web app. You work in a browser tab or in an app window installed from Chrome, and your manuscript is saved to Atticus's cloud. It keeps working offline if you are logged in first, then syncs when you reconnect. Inkbound is a desktop app built for the Mac. Your book is a file you own on a machine you own.

Both have find and replace, so that is not the difference. What is in the box is. Inkbound also takes custom paperback trim sizes, which Atticus says it does not support. Inkbound adds a real Cover lab with KDP's spine math and a 3D book, plus an AI writing staff inside the app, from a Co-Writer to a Line Editor and a Publishing Coach. Atticus writes and formats well, and leaves covers and AI to other tools.

Why Mac authors look for an Atticus alternative

Atticus suits a lot of authors, especially on Windows and Chromebooks. On a Mac, these are the differences worth weighing:

Your book as a file on your Mac. Atticus saves your manuscript to its cloud. Inkbound keeps it on your Mac. You can write and edit without internet for up to 7 days at a time, and AI features need a connection.
The print cover in the same app. Atticus does not design covers or export a print cover. Inkbound's Cover lab builds the full wrap, with the spine sized from your page count and paper.
AI help when you want it. Atticus has no built-in AI writing features. Inkbound's AI staff runs on pay-as-you-go credits. They suggest and you decide, and using them is up to you.
A Story Bible. Characters, a cast map and a world map beside your manuscript, and the AI staff reads them.
A font for one passage. Atticus has text message bubbles and can set a selected passage in sans serif, monospace or small caps, but the body font and size are set for the whole book. In Inkbound, a letter, a text message or a clipping can have its own font, carried into the print PDF.

Inkbound is Mac only. It needs an Apple Silicon Mac with macOS 12 or later, and a Windows version is on the way. If you also write on a PC or a Chromebook, Atticus covers more of your machines.

Atticus price vs Inkbound price

Atticus is $147, paid once, with future updates included and one price for every platform it runs on. It has no monthly plan.

Inkbound has two plans. Monthly is $1 for your first 7 days, then $14.99/month until you cancel. Lifetime is $129, paid once, with every future version included, for as long as we offer Inkbound. As one-time prices, Inkbound Lifetime is $18 less than Atticus, for the Mac only. On Monthly, the first week plus nine monthly payments comes to $135.91, so if you expect to keep Inkbound that long, Lifetime costs less.

AI credits are separate from both plans: pay as you go, bought in the app, from $9.99 a pack, and every new account includes 50 credits to try the AI staff. Finished-file downloads (print PDFs, EPUB, eBook cover and audiobook) unlock with your first $14.99 month or with Lifetime, not during the $1 week. Inkbound is available in the US. See Inkbound pricing for every detail.

Where Atticus honestly wins

If you write on Windows, Linux or a Chromebook, Atticus runs on all of them, and one $147 price covers every platform it runs on. Inkbound is Mac only for now: it needs an Apple Silicon Mac with macOS 12 or later, and a Windows version is on the way. Cross-platform authors should genuinely consider Atticus. Mac authors have an option built for their machine.

Atticus also offers a 30-day money-back guarantee. Inkbound does not. Payments are non-refundable, except where the law requires, and the $1 first week is the way to try Inkbound before paying full price.

Which one fits you

Pick Atticus if

You write on Windows, Linux or a Chromebook, or move between computers.
You want one payment that covers every platform.
You want a money-back guarantee while you decide.
You want a writing and formatting app with no AI in it.

Pick Inkbound if

You write on an Apple Silicon Mac and want your book saved on it.
You want interior formatting on Mac, a full KDP cover wrap and EPUB and print PDF export in one app.
You want an AI staff on hand when you are stuck, and a Story Bible it reads.

Switching from Atticus

You can bring a book across in a few steps. In Atticus, choose Export docx while you are online, since Atticus needs a connection to export. Atticus says its Word export keeps basic formatting, such as chapter titles, and all of your text, so plan to restyle the book in Inkbound.

Then import the Word file into Inkbound and keep going: pick a Look for the interior, build your Story Bible, design the cover wrap and export for KDP. If you like, the AI can fill the Story Bible from your manuscript. That uses AI credits, and you see the estimate first.

Atticus, Vellum and Inkbound at a glance

Comparing Atticus with Vellum too? Here are all three side by side.

Feature	Inkbound	Atticus	Vellum
Runs on	Apple Silicon Macs with macOS 12 or later	Windows, Mac, Linux and Chromebook, in a browser or installed from Chrome	Mac only: macOS 13 or newer, Apple Silicon and Intel
Price	$1 first week, then $14.99/month, or $129 Lifetime	$147, paid once	$199.99 for Ebooks, or $249.99 for Press, which adds print editions
Try before paying	$1 for 7 days. Finished files unlock with your first $14.99 month.	Buy first, with a 30-day money-back guarantee	Build, style and preview at no cost. Pay to generate files, with a refund within 30 days.
Print cover	A full KDP wrap from the Cover lab	Not included. A separate file you make elsewhere.	Not included. A separate file you upload to the print service.
AI writing help	An AI staff on pay-as-you-go credits	None	Apple's Writing Tools, if you turn them on (macOS 15.1 or later, on a Mac with Apple Intelligence)

For the full two-way comparison, read Inkbound vs Vellum. If you draft in Scrivener, Atticus and Inkbound both import a Word file compiled from it. See Inkbound vs Scrivener.

See full pricing How it works The AI staff Inkbound vs Vellum Inkbound vs Scrivener

Atticus alternative questions, answered.

Does Atticus work offline?

Partly. Atticus says you can write and edit offline if you are logged in and have Atticus open before you lose your connection, and your changes sync when you are back online. Importing and exporting files need a connection. Inkbound saves your books on your Mac. You can write and edit without internet for up to 7 days at a time, and AI features need a connection.

Is Atticus a one-time purchase?

Yes. Atticus is $147, paid once, with future updates included, and it runs on Windows, Mac, Linux and Chromebook. Inkbound Lifetime is $129, paid once, with every future version included, for as long as we offer Inkbound. Inkbound Monthly is $1 for your first 7 days, then $14.99/month until you cancel. Inkbound's AI credits are separate, pay as you go, from $9.99. Inkbound is available in the US.

Does Atticus design book covers?

No. Atticus formats the interior, and you make the cover in another tool. For a print book, the cover is a separate PDF you upload to KDP, and Atticus does not export one. Inkbound's Cover lab builds the full KDP wrap, with the back, the spine and the front in one print PDF, sized from your page count and paper, plus the eBook cover.

Does Atticus have AI writing help?

No. Atticus has no built-in AI writing features. Inkbound has an AI staff of six specialists, from a Co-Writer to a Line Editor and a Publishing Coach, who run on pay-as-you-go AI credits, and every new account includes 50 credits. They suggest and you decide. Using them is up to you.

Does Inkbound run on Windows or a Chromebook like Atticus?

No. Inkbound is a Mac app for Apple Silicon Macs with macOS 12 or later, and a Windows version is on the way. There is no Chromebook, Linux or browser version. Atticus runs on Windows, Mac, Linux and Chromebook, so if you write on more than one kind of computer, it covers more of them.

Can I move my book from Atticus to Inkbound?

Yes. In Atticus, choose Export docx while you are online. Atticus says its Word export keeps basic formatting, such as chapter titles, and all of your text. Import that Word file into Inkbound, then pick a Look, build your Story Bible, design the cover wrap and export for KDP. If you like, the AI can fill the Story Bible from your manuscript. That uses AI credits, and you see the estimate first.

Does Inkbound offer a money-back guarantee like Atticus?

No. Atticus offers a 30-day money-back guarantee, and Inkbound does not. Payments are non-refundable, except where the law requires, and billing mistakes and duplicate charges are always fixed. You can cancel anytime. The way to try Inkbound is the $1 first week. It includes everything except downloading finished publishing files (print PDFs, EPUB, eBook cover and audiobook). Those unlock with your first $14.99 month on day 7, or right away if you choose Start my month now.

Your book, on your Mac. From October 22.

Opens October 22

macOS 12+ · Apple Silicon · $1 first week, then $14.99/mo