SlowRSS vs Compress PDF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SlowRSS
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A free RSS reader for iOS with Pinboard integration, offline reading of favourites, Feed categories and more to come.
Compress PDF
Easily reduce the size of PDF files for efficient storage and sharing. Offers adjustable quality levels and on-device processing for privacy. An optional Pro upgrade provides unlimited compressions, target file size control, and an ad-free experience.
- Compress PDFs by adjustable quality
- Reduce PDF file size quickly
- Preview original vs. compressed size
- Share or save compressed PDFs
- Private and secure on-device processing
- Target file size control (Pro)
- Unlimited compressions (Pro)
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Compress PDFs and make PDFs smaller easily. Optimize PDFs for storage and sharing. Need to format a document for printing, work, or official submission? Resize PDF pages to A4, Letter, Legal, Tabloid, A3, and Custom Dimensions. Features: • Adjustable Quality: Use a simple slider to balance file size • Target Size: Set a goal size • Live Preview: Compare original vs. compressed file size instantly • Quick Share: Easily save to Files or share via email and messages • Smart Document Scanner: Capture and crop documents cleanly right from your camera • Photos to PDF: Convert your images and photos directly into a clean PDF document • Quick Text Creator: Convert plain text typed on your keyboard directly into flat, print-ready text documents • Advanced Organizer: Merge separate files together or cleanly extract specific pages into a new document • Live Text OCR: Instantly lift editable text directly out of captured images • PDF Markup: Annotate documents by drawing, highlighting, and adding text directly to the page PDFs are flattened during export. Text, links, and bookmarks will no longer be selectable. Free users: • Standard PDF Compression (1 per day) • Standard A4 Resizing (1 per day) • Photos to PDF conversion (1 per day) • Quick Text to PDF documents (1 per day) • PDF Markup & Annotation tools (1 per day) Premium unlocks: • Target File Size mode (specify KB/MB) • Merge separate PDFs together • Extract specific pages into a new file • Live Text OCR Extraction • Custom Page Sizer & All Page Formats • No Daily Limit Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://shotexstudio.com/compress-pdf-resize-pdf/ On-Device Processing: Private and secure—no files ever leave your phone.
Screenshots
Verdict
The clearest difference is in-app purchases: SlowRSS at none against Compress PDF's 3. SlowRSS also leads on update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement 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. Compress PDF sells 3 in-app purchases, starting at $2.99 per 7 days. SlowRSS asks for nothing beyond the download.
SlowRSS ships an update every 2 days, Compress PDF fortnightly. The most recent releases landed on October 9, 2026 and October 2, 2026 respectively.
| Parameter | SlowRSS | Compress PDF |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (14 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 14 — better |
| Update frequency | Every 2 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.2 | 17.6 — better |
| Further details — not scored | ||
| Size | 1 MB | 7 MB |
| Age rating | 17+ | 12+ |
| Developer | silas slack | PremiumAl Limited |
In-app purchases
SlowRSS
No in-app purchases
Compress PDF
- Premium Weekly$2.997 Days
- Premium$4.99
- Premium$5.99









