DRMemory vs Poly
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DRMemory
This utility app helps you manage your iPhone's storage by identifying and removing duplicate photos, files, and contacts. It provides a clear overview of your memory usage and allows you to review items before deletion, all without uploading your data to the cloud.
- Check iPhone memory usage
- Visualize folder contents
- Find duplicate photos
- Find duplicate files
- Clean duplicate contacts
- No cloud uploads
- No tracking
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DRMemory helps you free up space on your iPhone — without sending anything to the cloud. Everything happens on your phone. Your photos stay in your library. Your files stay where they are. Your contacts stay yours. What you can do - Check your memory See how your iPhone's memory is doing right now, in a simple live chart. - See what's taking up space Pick a folder and get a colorful map of what's inside. Tap to dig deeper. - Find duplicate photos Catch exact copies and look-alike shots. Review them yourself before deleting anything. - Find duplicate files Spot the same file saved in different places. - Find duplicate contacts Clean up the same person saved twice (or three times) in your address book. Your data stays with you - No cloud uploads - No tracking - No account needed - We don't run a server for your stuff
Poly
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Poly-PDF — Scanner, PDF Editor & Annotator Pay once, own it forever — no subscriptions, no in-app purchases, no surprises. Poly-PDF is a complete PDF editor for iPhone and iPad. Edit text directly on the page, annotate documents, fill forms, sign, and organize your files. EDIT TEXT IN PLACE Tap any text on a PDF and start typing. PolyPDF lets you edit the actual content of a document right on the page, preserving the original font, size, and layout. Change a date, fix a typo, or rewrite a paragraph. ANNOTATE ANYTHING Add sticky notes, text boxes, shapes, arrows, and freehand ink drawings anywhere on a page. Highlight, underline, or strikethrough selected text. Every annotation is saved directly into the PDF so it opens correctly in any other app. FILL FORMS & SIGN Tap any form field to fill it in. Add your signature from a saved library or draw a new one. Insert images and stamps with a single tap. SHAPES & DRAWING Draw rectangles, ovals, lines, and arrows with full control over stroke color, fill color, and line width. Sketch freely with the pen tool or highlight with the highlighter. Smart alignment guides help you center and align objects on the page. ORGANIZE YOUR LIBRARY Keep your PDFs tidy with folders, search, and sort options. Drag a file onto a folder to move it instantly. Open PDFs directly from iCloud Drive and save changes back in place. SCAN DOCUMENTS Turn paper into PDFs with the built-in document scanner. Scan multi-page documents in seconds and save them straight to your library. POWERFUL PAGE TOOLS Reorder, rotate, insert, and delete pages. Export a clean flattened copy of any document. Redact sensitive information permanently with the redaction tool. BUILT FOR iPAD Open two documents side by side in split view with synchronized scrolling. Use the full-screen reading mode for distraction-free viewing. Keyboard shortcuts make editing faster than ever. MORE FEATURES · Table of contents navigation · Bookmarks and go-to-page · Full-text search across pages · Password-protected PDF support · Dark mode support · Undo and redo for all edits · Works entirely offline — no account required Poly-PDF is built for people who work with documents every day. Whether you're reviewing contracts, editing reports, filling out forms, or marking up study notes, Poly-PDF gives you the tools to get it done — right on your device.
Screenshots
Verdict
The clearest difference is price: DRMemory at Free against Poly's $2.99. DRMemory also leads on iOS requirement (15.0 vs 17.0). Poly's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence 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
DRMemory is free to download; Poly costs $2.99 up front. DRMemory sells 1 one-off in-app purchase. Poly asks for nothing beyond the download.
DRMemory ships an update fortnightly, Poly every 2 weeks. Both last shipped on October 5, 2026.
| Parameter | DRMemory | Poly |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 52.9% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Fortnightly | Every 2 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 9 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | TeamHB | German Alfonso Torres |
In-app purchases
DRMemory
- Remove Ads Forever$2.99
Poly
No in-app purchases









