Show HN: Lampka – a Windows PDF reader whose dark mode keeps figures in colour

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Show HN: Lampka – a Windows PDF reader whose dark mode keeps figures in colour

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Built for theses, papers, reports and bundles

Long documents keep sending you to a reference, a footnote or an exhibit. Lampka takes you there and brings you rear to anywhere you were.

Citations without losing your location Pro

Hover complete a citation, fig or nexus to see anywhere it leads. Click through, and Back brings you direct home.

Two places at formerly Pro

Split perspective shows the identical document twice: the content beside its footnotes, references or exhibits. Links can open in the another pane.

Listen whenever your eyes are tired Pro

Read aloud alongside your computer's own voices, offline. It follows alongside declaration by sentence, skips headers and citation numbers, and remembers anywhere you stopped.

Page numbers that equivalent the imprint Free

Lampka uses the document's own leaf labels, so "see leaf xii" or "A-14" takes you to the correct page.

Keep your row Free

A study ruler marks the lines you're on, or dims everything else, so compact pages remain uncomplicated to follow. Let it prosecute your mouse, or keep it motionless during the leaf scrolls under it.

Turn sideways tables Free

Turn a sole leaf to peruse a broad table, and imprint in your study colours. Your PDF itself is never changed.

Easy on your eyes following dark

Choose a night theme, or inform Lampka whenever your evening starts and it switches by itself. Text and document alter color during photos, diagrams and coloured drawings keep theirs, so charts and illustrated manuals motionless create sense. How it works

Brightness and difference are remembered separately for all theme, so night can be dimmer than day without fiddling all evening.

00

Make a theme your own, and portion it

Pick any content and backdrop colours, provision them a name, and they associate the catalog next to Day and Night, prepared for evening manner too. Brightness and difference are saved alongside them.

Found a blend that's uncomplicated on the eyes? Share it as a small file and anyone you dispatch it to can add it alongside one click. A theme document holds lone a name and colours.

Lampka's Appearance panel alongside two saved themes, Reading lamp and Library green, and the Themes list offering to save, portion and add themes

Opens exactly anywhere you stopped

Every PDF you peruse sits in your archive alongside the leaf you're on and how far through you are. Close Lampka mid-sentence and next period you're rear on that line.

It recognises documents by their contents, so your location and notes survive renaming or moving the file.

Lampka's archive listing five documents, all alongside its current page, advancement bar and whenever it was final read

Highlight it akin it's document Pro

Drag throughout a declaration to highlight it in one of five colours, add a note, or bookmark the page. Everything collects in one catalog you can jump through, and exports as tidy Markdown for your study notes.

Highlights are kept by Lampka, so the PDF itself is never modified.

A leaf alongside a yellow emphasize and a green highlight, and the Notes catalog in the sidebar

Read it akin a book

Two-page perspective pairs remaining and correct pages the way they were printed, and Page Down turns a entire spread. The array of contents follows along, so you continually cognize which division you're in.

Two facing pages on a dreary theme, alongside the division catalog in the sidebar

And the small things

Find anything

Press Ctrl+F and all equivalent lights up, alongside a figure as you stage through them.

Fit the way you read

Fit the leaf width, or the entire leaf so Page Up and Down flip exactly one page.

Take it alongside you

Export your settings, archive and notes as one document and bring them to another computer.

Comments from others

See the notes and replies another group remaining in a PDF, alongside the content they mention to.

Works offline, without an account

Lampka never sends item concerning you or your study to anyone.

Your PDFs remain anywhere you keep them

Lampka never changes, copies or uploads them.

Your notes remain alongside you

They're kept on your computer, or in your own haze retention if you rotate on sync.

Never sold

If you associate the email catalog or buy Pro, your particulars are used for that and nothing else.

Respects the author's wishes

If a PDF doesn't authorize printing or copying, Lampka follows that.

Reading is free, and Pro is paid for once

Everything is liberated during the beta. After that, study stays free, and the study and listening tools are a one-time purchase. Every new instal gets 14 days of Pro to try.

Lampka

Free

Always liberated for reading

  • All study themes, true dreary pages and evening mode
  • A archive that remembers your location in all document
  • Links alongside Back, contents, bookmarks and find
  • Printed leaf numbers, study ruler, two-page view
  • Turning pages, printing in your colours
  • The PDF's own comments and replies
  • Send feedback and bug reports any time

Download the beta

Lampka Pro

one-time

Pay formerly and get all 1.x update.

  • Everything in Lampka, plus:
  • Citation, fig and nexus previews
  • Split view
  • Read aloud, offline
  • Highlighter, notes and Markdown export
  • Sync progress, notes and settings between computers via your own OneDrive or Dropbox
  • Desk patterns about the page
  • Personal assistance by email

On transaction alongside type 1.0

Prices contain VAT anywhere it applies. You may see your own prosperity at checkout.
Full refund inside 30 days, no questions asked.
40% off for students and group who use impairment support: how to ask.

Try the liberated beta

Lampka for Windows 10 and 11 is liberated during it's in beta. Try it on item lengthy and let me cognize how it goes.

On a Mac? A Mac type comes later. Leave your email and you'll comprehend whenever it's ready.

Lampka is code-signed. As it's new, Windows may display "Windows protected your PC" the archetypal time: click More info, afterward Run anyway. Other messages? See below.

The browser says the document "isn't commonly downloaded"

Browsers say this concerning any new program until many group have downloaded it. Open the browser's downloads list, click the … list next to Lampka-Setup and choose Keep. Edge may ask formerly more: choose Show more, afterward Keep anyway.

To inspect that the document is the genuine one, difference its SHA-256 fingerprint alongside the one on the release page.

Windows says "Windows protected your PC"

That's Microsoft Defender SmartScreen. It warns concerning programs that few group have downloaded yet, equal signed ones, and Lampka is new. Click More info; the opening afterward shows the app name, Lampka-Setup, the publishing company and a Run anyway button. Click it. You'll lone see this the archetypal time, and Windows stops showing it as additional group instal Lampka.

If the publishing company says "Unknown publisher", don't run it: download Lampka again from this page.

Windows says "Smart App Control blocked an app"

Lampka is signed, so Smart App Control should let it run. If it blocks Lampka, delete the file, download it again from this page, and try formerly more. Still blocked? Email [email protected].

Installing on Windows
  1. Run the downloaded Lampka-Setup document and prosecute the steps. It installs fair for you; no director entitlements needed.
  2. Choose whether you desire a desktop shortcut and whether Lampka should appear in the "Open with" catalog for PDF files.
  3. Start Lampka, afterward right-click its taskbar icon and choose Pin to taskbar if you like.

To eliminate Lampka, use Settings, Apps. Your notes and archive are kept unless you delete them yourself.

Lampka news by email

Occasional emails alongside Lampka news, new features and offers, including whenever the Mac type is ready. Unsubscribe in one click. See how your email is used.

Questions

Is it really free?

Yes. Reading is continually free. During the beta, the Pro tools are liberated too. Each beta build plant for 90 days, and a newer one gives you another 90. After the beta, Pro is a one-time purchase, not a subscription.

Does it run on a Mac?

Not yet. The beta is for Windows 10 and 11. A Mac type is planned; depart your email complete to comprehend whenever it's ready.

Will Lampka alter my PDFs?

No. Themes, highlights, notes and bookmarks are stored by Lampka on your computer. The first records are never touched, so they appearance the identical in any another app.

Where are my highlights and notes kept?

In Lampka's own directory on your computer. Use File, afterward Export settings, to rear them up or move them to another machine.

Does it collect any data?

No. The app plant offline and doesn't need an account, so nothing concerning you or your study leaves your computer. If you let it, Lampka additionally checks lampka.app formerly a day for a new version, and that inspect sends nothing concerning you. It keeps a small log on your device to assistance explain a crash, without document names or document text. It lone reaches me if you dispatch a report. The privacy policy explains the few things this website and email sign-up involve.

How do I get my key?

By email from [email protected], inside 24 hours of buying. Paste it into Help > Enter licence key. It plant offline.

Can I use Pro on additional than one computer?

Yes. One licence covers all the computers you use yourself.

What happens whenever the beta ends?

Reading stays free. Pro features need a licence, and your highlights and notes remain either way.

Can I get a refund?

Yes. If Lampka Pro isn't correct for you, ask inside 30 days of purchasing and you'll get your prosperity back, no questions asked. See refunds.

Is there a discount?

Yes: 40% off Lampka Pro for students and for group who use a impairment assistance service. Email a abbreviated evidence of eligibility and you'll get a individual code. See how to ask.

Can it edit or sign PDFs?

Not yet. Lampka is built for study and studying. If you need to edit PDFs, keep your current publishing company for that and use Lampka for the reading.

Something doesn't work. How do I inform you?

In Lampka, open Help and choose Send feedback…. It opens an email alongside several specialized details, which you can peruse and alter before sending. It never includes document names. Or email [email protected] alongside what happened and, if you can, the PDF that caused it. I peruse all report.

What assistance do I get?

Everyone can dispatch feedback and bug reports, and they are all read. Lampka Pro owners additionally get a individual answer by email, normally inside a day or two. With the liberated type I can't commitment a one-to-one answer to all message.

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