PDFlow vs PDF Merger & Splitter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDFlow
This app offers a suite of 9 tools to manage PDF files directly on your device. It allows you to merge, split, compress, reorder, remove, rotate, unlock, protect, and convert PDFs to images without needing an account or internet connection.
- Merge multiple PDFs
- Split PDFs into ranges or specific pages
- Compress PDF file size
- Reorder and remove pages
- Rotate pages within the file
- Unlock password-protected PDFs
- Protect PDFs with encryption
- Convert PDFs to JPG/PNG images
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PDFlow gives your iPhone and iPad 9 PDF tools in one clean app. Merge, split, compress, reorder, remove pages, rotate, unlock, protect, and convert to images — every file is processed on your device, and no account is required to use the tools. BUY ONCE. OWN IT FOREVER. PDFlow Pro is a one-time purchase of $19.99. One payment, full access, no renewal. Prefer to spend less up front? One month costs $2.99 and does not auto-renew. Try every tool first with the free trial. WHAT PDFLOW DOES MERGE — Combine several PDFs into one document. Import from Files, Google Drive, email attachments, or any app. Drag to reorder before merging. SPLIT — Pull out a page range or a set of specific pages from any PDF. Visual thumbnail grid, several output files in one session. COMPRESS — Reduce PDF file size at three levels: Small, Medium, High. The estimated output size is shown before you export, so you know what you are getting. REORDER — A full thumbnail grid. Drag any page to any position and fix a scrambled document in seconds. REMOVE PAGES — Tap to select one page or many, then delete them all in a single action. ROTATE — Rotate pages into the file itself, not just the view, so the fix survives when you send the PDF on. Right, left, or 180°. UNLOCK — Remove password protection from a PDF you own. Nothing is uploaded, nothing leaves your device. PROTECT — Add AES password encryption to any PDF, including files that came from iCloud Drive or Google Drive. TO IMAGES — Convert every page of a PDF to JPG or PNG. All pages at once. Save to Photos or Files, or export the set as a ZIP. PRIVATE BY DESIGN Every tool runs entirely on your iPhone or iPad. Your files are never uploaded to a server, and the tools keep working with no connection at all. Google Drive sign-in exists only as an optional import source — one way in among several, never a requirement. CLEAN INTERFACE One tool per screen. No buried menus, no upsell in the middle of a task, no ads. Open the app, do the job, done. WORKS WITH · Files (iCloud Drive, On My iPhone) · Google Drive · Email attachments · Any app that supports the iOS Share Sheet PRICING · Free trial — try all 9 tools · PDFlow One Month: $2.99 — 30 days, no auto-renewal · PDFlow Lifetime: $19.99 — buy once, own forever Payment is charged to your Apple ID at confirmation of purchase.
PDF Merger & Splitter
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A simple app for merging and splitting PDF files. Nothing more. Need to combine multiple PDFs into one? Or pull out specific pages from a large document? That's exactly what this app does — and nothing else. 【What this app does】 · Merge multiple PDF files into one · Extract selected pages (combine into one PDF, or split into individual files per page) · Extract pages by range (e.g. 1-5, 8, 12-20) · Split every N pages, or split odd/even pages (Pro) · Pages are output in the order you tap them · Free: up to 2 files to merge, 2 pages to extract · Fully offline — your PDFs never leave your device · No ads 【Pro (one-time purchase)】 A single one-time payment unlocks: · Unlimited files to merge · Unlimited pages to extract · Split every N pages / odd-even split · No subscription, ever 【Privacy】 All processing happens on-device. No uploads. No network requests.
Screenshots
Verdict
PDFlow and PDF Merger & Splitter are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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. PDFlow sells 2 one-off in-app purchases and PDF Merger & Splitter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
PDFlow ships an update weekly, PDF Merger & Splitter every 10 days. Both last shipped on October 31, 2026.
| Parameter | PDFlow | PDF Merger & Splitter |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Weekly — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 10 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Trivialware | SAYAKA KAMIYA |
In-app purchases
PDFlow
- PDFlow One Month$2.99
- PDFlow Lifetime$19.99
PDF Merger & Splitter
- PDFMerge&Split Pro$1.99
Questions
Is PDFlow free?
Is PDF Merger & Splitter free?
Do PDFlow or PDF Merger & Splitter have ads?
Which is updated more often, PDFlow or PDF Merger & Splitter?
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