Bibliome vs PDFWorldEditor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bibliome
Organize and search your personal document library with intelligent categorization and on-device processing. It suggests filing locations, performs keyword searches, and can even answer questions using passages from your own documents. All data remains private and offline, with optional iCloud sync across devices.
- Intelligent document categorization
- On-device OCR for scans
- Keyword search ranked by meaning
- Answers questions from your documents
- PDF manipulation (merge, compress)
- Optional iCloud sync
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Bibliome is the mobile companion to Bibliome Library for Mac — read, search, mark up, and file PDFs on your iPhone or iPad, synced to your Mac library through your own iCloud. Get Bibliome Library for Mac: https://apps.apple.com/app/id6786826590 It also stands completely on its own, no Mac required. Point it at your documents and Bibliome suggests where each one belongs: manuals, papers, datasheets, statements, receipts, whatever your library is made of. Accept with a tap, and it learns from what you file. No uploading, no accounts, no waiting on a server. WHAT WORKS WITH NO MAC AT ALL • Suggests a category for every document and learns from your filing • Move and re-file with a tap • Searches your whole library by keyword, ranked by meaning • Reads scans with on-device OCR • Scans paper to PDF, converts documents, merges, compresses, and reorders pages • Detects dates, totals, and IDs; builds citations; exports notes • Answers questions with the passages from your own documents that address them WHAT NEEDS APPLE INTELLIGENCE Bibliome's sharpest filing and its written answers use Apple Intelligence, which requires iOS 26 on a supported iPhone or iPad with Apple Intelligence turned on. Without it, every feature above still works exactly the same — this is a hardware difference, not a paywall. There is no subscription and nothing to unlock. PRIVATE BY DESIGN • The app makes no network connections of its own — no servers of ours, no third parties. Your documents never reach us. • All the intelligence runs on your device, offline. • The only data movement anywhere is Apple iCloud, inside your own account: optional library sync, plus a tiny device-presence file (app version and document count — never names or contents) so your devices can notice each other. We can never see any of it. • No ads, no analytics, no tracking. Your documents are yours. ONE LIBRARY, ALL YOUR DEVICES (OPTIONAL) Turn on iCloud sync and your library is shared across iPhone, iPad, and Mac — through your own Apple iCloud account, never a third-party server. Off by default; you're always in control. Bibliome is built for people who keep a real library of documents and want it organized, searchable, and private — without handing it to anyone.
PDFWorldEditor
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PDFWorldEditor opens, reads and transforms your PDF documents right from your phone. WHAT YOU CAN DO Read. Open a PDF, scroll, zoom, jump to any page. Annotate. Highlight, draw, write on a page, add a note. Sign. Draw your signature once, place it wherever you want, and reuse it on your next documents. Assemble. Merge several PDFs into one. Reorder pages, rotate them, delete them. Create a blank document and insert a photo. Compress. Reduce the size of a file too heavy to send by email. Convert. Turn a PDF into an editable Word document, or into images. Scan. Photograph a sheet of paper: the image is straightened, the text is recognised, and you get a PDF you can search for a word in. Edit text. Tap a word in an existing PDF and replace it. Useful for correcting a date, an amount, a name. Print and share. Send the document wherever you want with your iPhone's share sheet. WHAT THERE IS NOT No account required: everything works without signing in. Signing in is optional, with Apple or with Google. It only serves to recognise you: your documents are never attached to an account. No advertising. No subscription, no in-app purchase. No tracker, no analytics. YOUR DOCUMENTS Reading, annotating, signing, merging and reordering pages all happen entirely on your iPhone, offline. Four features need computing power the phone cannot provide on its own: compress, convert, scan and edit text. They send the document to our server in Germany for the time of the computation. We have neither a database nor storage space: the file is not kept after the response. Everything is explained in detail in our privacy policy. App published by HYVRAX, a French company.
Screenshots
Verdict
Bibliome and PDFWorldEditor are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Bibliome | PDFWorldEditor |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 81 MB |
| Age rating | 4+ | 4+ |
| Developer | Joshua Langberg | Hyvrax |
In-app purchases
Bibliome
No in-app purchases
PDFWorldEditor
No in-app purchases









