AMMO Rack vs PDFKit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AMMO Rack
Organize and manage various file types, including PDFs and images, in customizable containers. View, annotate, and share your documents and media on the go. Upgrade for unlimited storage and advanced features.
- Multi-media and document management
- Organize files in custom containers
- Full-screen document viewer
- PDF annotation tools
- File sharing and renaming
- Searchable filenames with color-coded file types
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AMMO Rack is a highly visual multi-media and document management App for iOS devices. Load up your Rack with any PDF, image files (png, jpg, bmp, gif), or weblink where ever you have them: Photos, Dropbox, email, web, iCloud. Use Open In… or our built-in sharing extension from other Apps to Export to AMMO Rack directly! Organize your files in user-defined containers and shelves, name, move, and add new. View your files in full screen viewer by scrolling up and down within a document and across for the next document on the shelf. Rename, favorite and share your files. Now with PDF annotation tools for text annotations, highlighting and note taking. It’s your Rack, load it up and get ready to take your multi-media and documents on the go to have your portfolio or library at your fingertips. Rack App comes preloaded with simple instructions and a few sample documents from our extraordinary team! Feature highlights: • Initial App is free with ability to add up to 25 documents within the default and any custom container you make, upgrade thru in app subscription to add unlimited documents, unlock PDF text annotations tools, premium custom container branding and color schemes, and support the app’s current and future developments! • Annotate PDFs and share the annotated version • Search all filenames — ribbon color indicates file type: PDFs (blue), Images (gold), Videos (green), Web links (dark blue), YouTube links (red). • Supported file formats: png, jpg, jpeg, bmp, gif, m4v, mp4, mov, pdf and weblinks • Mark as Favorite *If you are content curator or creator, contact us for mobile optimizing, distributing and monetizing your content collections via AMMO Rack Promocodes, text, URL, and QR code based, which download your designated shelves of content to your audience’s devices! *Ask us how we can create branded, enterprise Rack Apps for your company or organization for cloud based, synchronized multi-media, document delivery and management with individual or group logins or promocodes.
PDFKit
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A complete PDF toolbox that runs entirely on your phone. No subscription, no watermarks on your files, and nothing is ever uploaded — every tool works offline, on-device. Pay once for Pro and it's yours. Most PDF apps make you subscribe, stamp watermarks on your exports, or send your documents to their servers. PDFKit doesn't. Your files never leave your device. FREE TOOLS • Scan to PDF — snap a document, auto edge-detect and straighten, multi-page • Merge PDFs into one, in any order • Extract the pages you need • Sign — draw your signature and place it PDFKIT PRO (one-time purchase) • Edit & retype text right on the page • Convert PDF → Word and PDF → Excel (keeps real text, not just pictures) • Markup — freehand draw, lines, boxes, arrows and text with full color, border and fill • Highlight, underline and strikethrough actual text (OCR-aware) • Fill PDF forms (AcroForm fields) and flatten them • Stamps — APPROVED, DRAFT, CONFIDENTIAL and custom, placed anywhere • Redact — automatically finds emails, phone numbers, SSNs and card numbers and burns them out for good, all on-device • Images → PDF and PDF → images • Make scanned PDFs searchable (on-device OCR text layer) • Organize pages — reorder, rotate, delete • Split a PDF into separate files • Crop, compress, add page numbers / Bates numbering • Watermark • Password protect and unlock • Summarize a document on-device • Certificate-based digital signatures WHY PDFKIT • 100% on-device — your documents never leave your phone • Pay once — no subscriptions, ever • No watermarks on anything you export • Fast, private, and works with no signal PDFKit is built for people who just want their PDF tools to work — quickly, privately, and without a monthly bill.
Screenshots
Verdict
The clearest difference is update cadence: PDFKit at every 6 weeks against AMMO Rack's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.
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. AMMO Rack sells 3 in-app purchases, starting at $0.99 per month and PDFKit sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
AMMO Rack ships an update every 9 months, PDFKit every 6 weeks. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.
| Parameter | AMMO Rack | PDFKit |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 204 MB | 90 MB |
| Age rating | 17+ | 4+ |
| Developer | Amphetamobile | SEDX LLC |
In-app purchases
AMMO Rack
- Pro Monthly Subscription$0.991 Month
- Pro Yearly Subscription7 Days trial$9.991 Year
- Rack Pro Upgrade$4.99
PDFKit
- PDF Tools$0.99









