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Show HN: Pdfwithlove – PDF tools that run 100% locally (no uploads, no back end)(pdfwithlove.netlify.app)
115 points by pratik227 3 hours ago | 57 comments

Most PDF web tools make millions by uploading documents that never needed to leave your computer.

pdfwithlove does the opposite:

1. 100% local processing 2. No uploads, no backend, no tracking

Features include merge/split/edit/compress PDFs, watermarks & signatures, and image/HTML/Office → PDF conversion.

vunderba an hour ago | parent | next [-]

Seems like Clientside PDF editors are the new "hello world" app these days. From the last couple months on Show HN alone:

Show HN: PDF Quick – Free PDF tools with 100% client-side processing

https://news.ycombinator.com/item?id=46094734

Show HN: A privacy-first, client-side toolbox (PDF, Imgs, Dev) no server uploads

https://news.ycombinator.com/item?id=46018221

Show HN: FileZen – Client-side PDF and Video tools using WebAssembly

https://news.ycombinator.com/item?id=46339833

Show HN: JW Tool Box – Free, privacy-first web tools (PDF, Image, Converters)

https://news.ycombinator.com/item?id=46065448

Show HN: PDFClear – Browser-based PDF tools with local AI (WASM+Transformers.js)

https://news.ycombinator.com/item?id=46036944

Show HN: Free PDF tools that run in the browser

https://news.ycombinator.com/item?id=46315672

Show HN: Client-side file tools – PDF, images, crypto, all in-browser

https://news.ycombinator.com/item?id=46209627

pratik227 an hour ago | parent | next [-]

During my college days, I used iLovePDF a lot, so I wanted to build an alternative to it. It’s not just about PDFs - I also have work in progress around image processing and related tools and Chrome Extetion as well

flexagoon 39 minutes ago | parent | prev | next [-]

Half of them also have a very obviously vibecoded front-end that looks exactly the same

greggsy 25 minutes ago | parent [-]

They’re created to offer functional outcomes. If they’re doing so in a friendly interface then I’m cool with that

lukaslukas 35 minutes ago | parent | prev [-]

Good point! I don't understand why this link received so many points.

jacquesm 31 minutes ago | parent [-]

https://incentius.com/

asimovDev 13 minutes ago | parent | prev | next [-]

How does it fare with PDFs consisting entirely of images? Any PDF tool was struggling with compressing a passport scan (made with iPhone so might've contributed somehow, knowing Apple and PDFs) I had to cut down in size. Ended up using ImageMagick cause any Ghostscript based tool couldn't get it below 7 MBs from the original 28MB which, although, pretty good, was still too high and I could tell there was still plenty of detail that could be discarded without losing the eligibility of the document. I had to compress it with ImageMagick at the end, cut it down from 28MB to 3MB.

Also does Adobe have some kind of patent/copyright on PDF forms? I don't think I saw any free tools that can edit fillable fields / tables in PDFs. I don't see any mention of forms in the Suite section of your app either. Is it just stupidly difficult / annoying to implement ?

Bigpet an hour ago | parent | prev | next [-]

Was this done heavily LLM assisted? Especially the PDF Edit tools have user-interaction quirks and bugs that a human developer would catch immediately during the regular manual testing when developing.

I'd suggest you at least try and mitigate that by having the LLM do extensive e2e testing if you aren't interested in using your own product.

pratik227 an hour ago | parent [-]

It’s still a work in progress. I used an LLM to speed up development, and I’ve done the testing, but I’ll keep improving it no doubt

jacquesm 35 minutes ago | parent [-]

How much of this is LLM derived and how much of it is yours?

Bigpet 23 minutes ago | parent [-]

I don't even care about that. My suggestion to him was earnest. I don't have a problem with LLMs. Just with how people use them. I just don't like "slop". I see the same user-interaction problems every time.

I just don't want people to litter their heavily polished immaculately styled products that have so clearly bad user-interaction design. E2e testing and closing the loop on LLMs does seem to help here.

Though I really would prefer people click around their own product for at least 5 minutes.

jacquesm 5 minutes ago | parent [-]

It matters to me. Depending on the ratio there is a line between 'LLM assisted' and 'LLM derived'. There are enough samples of open source code around this theme out there that this could be one of either and the goal to commercialize it is a messy one if the provenance of the code isn't clear. It would be great to see this sort of thing litigated so that there is at least some clarity rather than just a moral stance.

mateid 20 minutes ago | parent | prev | next [-]

Me and my buddy run a small indie dev studio, and a while back we got frustrated with how most PDF scanner apps feel — clunky UX, subscriptions everywhere, ads, and in some cases your documents get uploaded who-knows-where (for example, incidents reported leaks by TechRadar and Fox News).

So we built our own PDF scanner & editor — lightweight, privacy-first, and (hopefully) not annoying to use. No ads, no subscriptions. Most features are free — a couple of advanced tools require a one-time unlock. All core features run 100% offline with on-device processing.

The main features are built for everyday workflows:

Scan documents — auto edge detect, live corner adjust, batch multi-page Fill and sign forms — reusable signatures, flatten for secure sharing OCR text recognition — preserves layout, searchable PDFs or clean text export (supports 18 languages, e.g., English, Spanish, French, German, Italian, Portuguese, etc.) Edit OCR-detected text — adjust or fix recognised text Page tools — reorder, rotate, duplicate, delete, extract pages Annotations and highlights — comments, text notes, custom watermarks Folder organization — custom folders, drag-and-drop move/rename Everything runs locally — no accounts, no tracking, no upload processing. You can download an AI model to your device (one-time download — it stays cached), and then:

- ask questions about a document - summarise sections or chapters - extract key points or data - turn long documents into quick notes - After the model is installed, all Chat PDF processing happens fully offline on your device.

The app is free to download, and most features are free (scanning, OCR, signatures, annotations, editing, etc).

We wanted to keep the essential tools free, and only charge once for a few advanced features.

We also put together a YouTube playlist with short feature walkthroughs.

You can find the app here: https://apps.apple.com/ro/app/pdf-master-scan-edit-sign/id67...

We’d really appreciate feedback — especially on the Chat PDF feature (usefulness, speed, UX, edge cases, things it should do better). If you try it and have suggestions, we’re actively improving the app based on user feedback.

oliwarner 16 minutes ago | parent | prev | next [-]

> make millions

How? Who?

Most of them are freemium, so they're balancing resources funded by subscriptions against the majority free user usage.

And is this local first (as it says on the website) or local only?

bhasinanant 15 minutes ago | parent | prev | next [-]

I haven't used anything else since I've found PDFGear. Have it installed on all my devices. Still surprised it isn't more known.

palla89 34 minutes ago | parent | prev | next [-]

Seeing it on GitHub I thought there was source code so that I can self-host it. Unfortunately that’s not the case :( Really nice project btw!

manmal 24 minutes ago | parent | prev | next [-]

There's a problem with i18n on the landing page, set my browser to German I see things like "home.alternative_title". Tbh I'm not sure such a site needs i18n at all, Claude was a bit overzealous there ;)

rho4 32 minutes ago | parent | prev | next [-]

I developed an aversion to "with love"-marketing. I've seen too many products come full circle from idealistic "ad-free-forever" "will-never-sell-your-data" "open-source-forever" "customer-first" student-times to selling out everything.

sixtyj 16 minutes ago | parent | next [-]

It should be “made for profit, we need to pay mortgage/loan as most of people”… this would be more honest :)

Buy-me-coffee / you can donate / payments in bitcoins accepted / pay as you use / etc.

But I am curious what could work so people wouldn’t be discouraged immediately?

Subscription (monthly/quarterly/annual) is annoying as well…

Adobe has started this wave, I remember it vividly.

jacquesm 28 minutes ago | parent | prev | next [-]

It sets you up for the inevitable rugpull, with love.

NamlchakKhandro 30 minutes ago | parent | prev [-]

i made this comment with love.

ulfw 9 minutes ago | parent | prev | next [-]

I am old. Back in my day we called this... an app

gregsadetsky an hour ago | parent | prev | next [-]

Great work, thanks for sharing and congrats on the launch!

Very very small note - many clickable things on your site (the "explore" and "new task" buttons, the directory and blog links at the top, etc.) don't change the cursor to the css "cursor:pointer" (ie the clicky hand)

You might want to add `cursor-pointer` to your tailwind <button> elements

pratik227 an hour ago | parent [-]

Noted I will fix it

Antibabelic an hour ago | parent | prev | next [-]

Doesn't a time-tested solution already exist in the form of PDF24?

pratik227 an hour ago | parent | next [-]

It's not just PDF i'm also working on image processing and all as well

zdc1 an hour ago | parent | prev [-]

Nice to have something that doesn't require Windows

Bewelge an hour ago | parent | prev | next [-]

Great job! If it's all on client you should make a PWA out of it so it can be installed and used offline.

Built a client only webapp myself and offline usage is the main thing users ask about.

pratik227 an hour ago | parent [-]

Yeah, I’ll do that. I have a Chrome extension that I’m planning to make paid, and I may also release a desktop version. I’m thinking of pricing it cheaply—around $2 for lifetime access

renewiltord 22 minutes ago | parent | prev | next [-]

MacOS preview tool will do most of this.

burgerone an hour ago | parent | prev | next [-]

How does it compare to stirling pdf?

pratik227 an hour ago | parent [-]

I’m doing everything locally, with no pricing on the extension for now. I do plan to make it paid later, but since all processing happens locally, your files never leave your device and remain completely safe.

also not just PDF the image processing also WIP will be done by next week

NamlchakKhandro 29 minutes ago | parent | prev | next [-]

All of these are already (and have already been available) for ages on linux

MoD411 an hour ago | parent | prev | next [-]

what library are you using on the client side to convert from pdf to word?

TZubiri an hour ago | parent | prev | next [-]

Might be better to provide a downloadable executable instead of asking the user to trust that the browser isn't doing what the browser was designed to do.

pmontra 38 minutes ago | parent | next [-]

I disagree on that. I think that the main value of this kind of tools is "no installation required".

There are already free PDF editors that can be downloaded and installed once forever. What I used most is Libreoffice Draw: it imports a PDF, edit it as if it were a file in its own format, export as PDF again. It's not the only choice. Firefox has had a vanilla PDF editor since last year: download a PDF or drag one inside the browser window, edit it, save it. It's enough to add a PNG of my signature and fill out forms.

matsemann an hour ago | parent | prev | next [-]

Disagree, no way I'm downloading an executable from something unknown to modify a pdf.

pratik227 an hour ago | parent | prev | next [-]

I plan to build a Chrome extension and am considering making it paid, around $2 for lifetime access. Also Desktop app is also good idea

niemandhier an hour ago | parent | next [-]

Extensions have the downside that a malicious actor can buy out the original dev and start using them as an intrusion point.

cluckindan 30 minutes ago | parent | prev | next [-]

Don’t make either unless you have the resources to support them. Anything paid is also a business process with tax implications.

Local-only web apps are great one-off projects, but extensions and native apps require much more maintenance.

sabdarmdhn an hour ago | parent | prev [-]

Make the Desktop Version natively, even tho its time efficient to make it just Electron

pratik227 an hour ago | parent [-]

yah noted I will do

wickedsight an hour ago | parent | prev [-]

I can easily check network monitor in the browser to see exactly what a web app is doing.

Running an executable is a risk by default and the way it interacts with my network is way less transparent. I honestly prefer this in the browser.

throwaway290 an hour ago | parent | prev | next [-]

makes it difficult to verify that it runs locally. unobfuscated source is not available. important actions, like open a PDF, save edited PDF, will be stuck or error if you cut the internet after opening the site and only unstuck after you reenable internet. I get it's probably for speed

anyway, if you save the page in Chrome and serve it on a local server, it works even with internet disabled, so there's that.

pratik227 an hour ago | parent [-]

Thanks for pointing this out. You’re right - some assets are currently loaded at runtime, which can cause actions to hang if the internet is cut mid-session. All PDF processing itself happens locally in the browser, and as you noticed, serving the page locally works fully offline. Improving offline behavior and making this easier to verify is on the roadmap

Torwald 25 minutes ago | parent | prev | next [-]

Good work! I do like that the tools are task centric and that means I don"t have to handle all sorts of things, I just quickly learn the three to four tools that I really need (as a person working in the real world). #pareto

Now, privacy, I love it! That "normal people" just store stuff in the cloud "it's on my phone", yeah ok, is one thing. It's another topic…

But since Gmail came out and was all the rage in nerd circles, I am wondering why the people who understand the tech the most, are so eager to hand over their data to Big Tech and some other very questionable entities.

Here's the thing in terms of money.

If your app does put my data into the cloud, I am not going to use it. At all. Ever.

If your app blesses me with a beautifully designed native GUI (or UI), instead of presenting itself in Electron slop to me, then I am already almost sold. Literally. I start to consider forking over some cash to you, dear developer of that beautifully designed, privacy respecting app.

I do use my browser to browse the web. I am not interested in a "secondary OS architecture" where I have to play sys admin for a range of "apps" aka plugins. Neither Chrome plugins (I don't use Chromium based stuff.) nor Wordpress plugins, nor Emacs "modes" are going to replace well done native programs.

You don't care enough about your project to provide a native program? Tells me, I shouldn't care either. Good buy.

For a high school student who survives on an allowance, paying $39 for an app may be a bit much, but not for an adult with an income.

Curation. A good maintained app store does all the "sys admin" stuff for me. No viruses, no weird installation procedures and so on.

This is why that works. Hassle-free. Locally-run, native app, means beauty and privacy.

I would pay for that. Happily. In fact, I have done so many times. The success of a plethora of developers with paid-for apps in the stores proves I am not the only one.

And, btw, this is the distribution/commerce model that RMS always favoured. I quote RMS:

> Since “free” refers to freedom, not to price, there is no contradiction between selling copies and free software. In fact, the freedom to sell copies is crucial: collections of free software sold on CD-ROMs are important for the community, and selling them is an important way to raise funds for free software development. Therefore, a program that people are not free to include on these collections is not free software.

This is basically the app-store model.

And I would pay, for the above stated reasons and I would be inclined to gulp an even higher price if the package has the "OSS inside" sticker on it. For personal reasons, right?

Then there is one last thing. I don't want to have to create an account somewhere just to test-drive your app. Or to use it fully, later on.

Privacy means, I don't have to be online in order to use the software. The end.

2Gkashmiri 2 hours ago | parent | prev | next [-]

Oh cool.

Can we add workflows to this?

First merge all files then depending on output size compress to fit the size and other requirements?

Or take out page 35, then compress rest

Or extract page 2,5 and merge them and give me output withoit compress

psychoslave 25 minutes ago | parent | next [-]

Can't you already do that with pdftk and the like? And work LLM, just like ffmpeg you can generally get the right command quiet easily now.

2Gkashmiri 21 minutes ago | parent [-]

But this is a self contained webapp. There are other tools that suppport similsr functionality

psychoslave 6 minutes ago | parent [-]

Well, fine if it helps other users. Not sure I’m the expected audience.

pratik227 an hour ago | parent | prev [-]

Ah, cool idea. I’m currently integrating image processing features—crop, compress, and meme generation. Once that’s almost done, we can move on to integrating the workflow.

TZubiri an hour ago | parent | prev [-]

Feels like infringing on the ILovePDF trademark. (Backpiggying on an established brand to make it look like you are affiliated, or the actual brand)

pratik227 an hour ago | parent | next [-]

Ah, I’m not sure. I’m not directly using their name, and it’s not related, right? It shouldn’t cause any issues, correct?

franze an hour ago | parent [-]

well you clearly state that your naming is based on their naming with this sentence "The Privacy-First Alternative to"

even if it might not stand before court it is enough for a lawyer to write you a letter that is not 100% baseless.

TZubiri 36 minutes ago | parent | next [-]

Law aside, it feels fake, phishy, like a pair of shoes that say Adibos.

pratik227 an hour ago | parent | prev [-]

I see

srikanthdotch an hour ago | parent | prev [-]

Looking at the site, I don't think there's a legal issue