PDF&Image Pro vs Compress to KB
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
PDF&Image Pro
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PDF & Image Pro is the ultimate offline utility for managing your documents and photos securely. Shrink file sizes and convert formats instantly on your deviceβ100% privacy, no internet required. TOP FEATURES: SMART PDF COMPRESSION β’ Reduce PDF file size significantly without quality loss. β’ Perfect for email attachments, uploads, and saving storage space. β’ Choose your compression level: Low, Medium, High. UNIVERSAL IMAGE CONVERTER β’ Convert seamlessly between JPG, PNG, and HEIC formats. β’ Batch processing: Convert hundreds of images at once. β’ Preserve metadata and quality during conversion. PDF β PHOTO TOOLS β’ Image to PDF: Create professional PDF documents from your photos. β’ PDF to Image: Extract high-quality JPGs from any PDF page. β’ Built-in scanner functionality for documents. PRIVACY FIRST β’ Works completely offline. β’ Your files NEVER leave your iPhone/iPad. β’ Zero data collection, zero tracking. SIMPLE & POWERFUL β’ Clean, native iOS design. β’ Dark Mode support. β’ Lifetime "Pro" access available for unlimited power users. Optimize your digital footprint today with PDF & Image Pro!
Compress to KB
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Compress to KB is a simple, private photo compression utility for iPhone. Use it when a website, form, exam registration, profile upload, or document submission requires a smaller image file. Key features: - Compress a photo to a target size such as 20 KB, 50 KB, 100 KB, 200 KB, or 500 KB - Enter a custom target KB size - Resize images by pixel width and height - Keep aspect ratio while resizing - Convert HEIC photos to JPG - Export as JPG or PNG - Remove EXIF, GPS, camera, and device metadata on export - Compare original size, output size, and dimensions - Save to Photos, share, or export to Files Privacy first: All image processing happens on your device. No account, no ads, no cloud upload, and no backend server are required for the core features. Free users can export 3 times. Pro is a one-time purchase that unlocks unlimited exports.
Screenshots
Verdict
The clearest difference is in-app purchases: Compress to KB at none against PDF&Image Pro's 4. Compress to KB also leads on update cadence (every 6 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. PDF&Image Pro sells 4 in-app purchases, starting at $2.99 per 7 days. Compress to KB asks for nothing beyond the download.
PDF&Image Pro ships an update monthly, Compress to KB every 6 days. The most recent releases landed on September 19, 2026 and August 5, 2026 respectively.
| Parameter | PDF&Image Pro | Compress to KB |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 6 days β better |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad β better | iPhone |
| Requires iOS | 18.5 | 17.0 β better |
| Further details β not scored | ||
| Size | 6 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Aykut Gun | ζ ζ¨ |
In-app purchases
PDF&Image Pro
- Pro Weekly3 Days trial$2.997 Days
- Pro Monthly$7.991 Month
- Pro Yearly$29.991 Year
- Pro Lifetime Access$4.99
Compress to KB
No in-app purchases





