Aurora PDF

Free plan iPhoneMacWindows

What Aurora PDF is

Aurora PDF is office software for reading, editing and converting PDF documents on Windows and macOS, with iOS listed as under development. Its editor supports document changes, page extraction, merging and compression. Conversion works among PDF, PowerPoint, Excel, CAD, Word and image formats. Reading features include full-screen viewing and slideshow playback, and the site describes an engine that opens large files quickly. Annotation tools provide highlights, underlining, sticky notes, shapes and freehand drawing, with annotations exportable. The reader can measure length, area and perimeter in PDF drawings and compare two PDF documents. The membership agreement lists paid PDF editing, conversion, OCR, text and image translation, AI question answering, and AI document editing and summarization. It also lists limits such as 200 image-to-text uses per day, 50 monthly AI formula, table and handwriting recognitions, and 300 monthly AI question-and-answer uses with a 50 MB per-document limit.

Who it suits

Aurora PDF suits people who need PDF reading, editing, conversion, annotation and document comparison on Windows or macOS. Its listed OCR, translation and AI functions may fit document-heavy workflows.

What it does well

Edits, merges, extracts and compresses PDF pages
Converts among PDF, Office, CAD and image formats
Includes annotation and measurement tools
Supports OCR and document translation
Server-side records are deleted after processing

What to know first

Some AI and recognition tools have usage limits
Accounts can be logged in on at most two devices
iOS version is under development

Limits

The membership agreement lists 200 image-to-text uses per day, 50 monthly AI formula/table/handwriting recognitions, and 300 monthly AI Q&A uses. AI question answering has a 50 MB per-document limit, and an account can be logged in on at most two terminal devices.

Plans

Plan	Billed and limits	Price
Continuous quarterly membership	Membership access	On request
3-month membership	Membership access	On request
1-year membership	Membership access	On request
Free service	The user agreement says the product includes free and paid services; it does not specify the free tier’s limits.	Free
Half-year membership	The agreement lists a half-year membership; price is shown in the product’s membership center. · The opened page does not state the price or detailed plan limits.	On request
Lifetime membership	The agreement defines lifetime as while the Aurora PDF software operates. · The agreement describes unlimited membership use during software operation; AI features are excluded from the stated unlimited use.	On request
2-year membership	The agreement lists a 2-year membership; price is shown in the product’s membership center. · The opened page does not state the price or detailed plan limits.	On request

As kingpdf.cn lists them, read 20 Sept 2026. The maker's own page has the final word.

Getting started

Open the Aurora PDF website
Choose the free service or a listed membership option
Use the Windows or macOS version
Open a PDF to read, edit, annotate, convert, or compare it
Use the mobile scanning app for photographed pages when available

Verdict

Aurora PDF combines core PDF editing and conversion with annotations, measurements and additional paid AI tools. Check the unlisted membership pricing and stated usage limits when evaluating it.

Questions

Is Aurora PDF free?

Yes. The plans include a Free service priced at $0, alongside paid memberships.

Which platforms are supported?

Windows and macOS are listed as supported platforms. Product information also describes a mobile scanning and conversion app, while the about page says its iOS version is under development.

What can the converter handle?

It supports conversion among PDF, PowerPoint, Excel, CAD, Word, and image formats.

Which features are listed as paid?

Paid features include PDF editing, file conversion, OCR, text selection translation, image translation, AI question answering, and AI document editing and summarization.

Are there usage limits?

The agreement lists 200 image-to-text uses per day, 50 monthly formula/table/handwriting recognitions, and 300 monthly AI Q&A uses, with a 50 MB per-document limit.

Who operates Aurora PDF?

The site identifies Hainan Chuangye Xingkong Technology Co., Ltd. as the operator.

Facts from Aurora PDF's own pages

Account devices: A membership account can be logged in on at most two terminal devices at the same time. · kingpdf.cn, 11 Oct 2026
Annotations: Annotation tools include highlights, underlining, sticky notes, shapes, and freehand drawing, with annotations exportable. · kingpdf.cn, 11 Oct 2026
Annotation tools: Yes · kpdf.cn, 20 Sept 2026
Conversion: The converter supports conversion among PDF, PPT, Excel, CAD, Word, and image formats. · kingpdf.cn, 11 Oct 2026
Editing and pages: The editor offers PDF page extraction, merging, compression, and document editing. · kingpdf.cn, 11 Oct 2026
Free plan: Yes · kpdf.cn, 20 Sept 2026
Maker and location: The site identifies the operator as Hainan Chuangye Xingkong Technology Co., Ltd. and lists a contact address in Xiangzhou District, Zhuhai, Guangdong. · kingpdf.cn, 11 Oct 2026
Measurement and comparison: The reader can measure length, area, and perimeter in PDF drawings and compare two PDF documents. · kingpdf.cn, 11 Oct 2026
Mobile availability: The product center describes a mobile app for document scanning and converting photographed pages to Word; the about page says its iOS version is under development. · kingpdf.cn, 11 Oct 2026
OCR: Its converter uses OCR to distinguish text from graphics in image-only files. · kingpdf.cn, 11 Oct 2026
Paid features: The membership agreement lists paid PDF editing, file conversion, OCR, text selection translation, image translation, AI question answering, and AI document editing and summarization. · kingpdf.cn, 11 Oct 2026
PDF conversion: Yes · kpdf.cn, 20 Sept 2026
Privacy and processing: The converter page states files are processed in a closed manner and server-side records are deleted immediately after processing. · kingpdf.cn, 11 Oct 2026
Product: Aurora PDF is office software combining PDF reading, editing, and conversion. · kingpdf.cn, 11 Oct 2026
Reading: The reader offers full-screen reading and slideshow playback, and the site says its engine opens large files quickly. · kingpdf.cn, 11 Oct 2026
Support: The membership agreement lists online customer service and [email protected] as contact channels. · kingpdf.cn, 11 Oct 2026
Supported platforms: windows,macos · kpdf.cn, 20 Sept 2026
Text editing: Yes · kpdf.cn, 20 Sept 2026
Usage limits: The membership agreement lists limits including 200 image-to-text uses per day, 50 monthly AI formula/table/handwriting recognitions, and 300 monthly AI Q&A uses with a 50 MB per-document limit. · kingpdf.cn, 11 Oct 2026

Where Aurora PDF stands on Freedom251

PDF editors#26 of 102