Compress Image Offline

Need to reduce image file sizes quickly without losing quality? Meet the ultimate offline photo solution!
Image Offline Compressor is a fast, powerful, and 100% private tool that lets you compress, resize, and convert your photos directly on your device. With zero internet requirements and zero data collection, your images never leave your phone.
Whether you need to fit a photo under a strict online form limit (like 100 KB or 200 KB), shrink heavy camera images to save storage space, or optimize graphics for web use, this app handles it all in seconds.
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KEY FEATURES:
100% Offline & Private
No internet permission (android.permission.INTERNET) is declared or used by this app. All processing happens entirely locally on your device. Your photos are never uploaded to any external server.
Target KB Size Compression
Enter your desired file size in KB (e.g., 50 KB, 100 KB, 200 KB, 500 KB) and the app's smart calculation engine will automatically adjust the quality and resolution scale to fit within your specified target size.
Manual Quality Tuning
Take total control over the compression ratio. Use the interactive quality slider to fine-tune JPEG and WEBP compression percentages or PNG resolution scales.
Real-Time Size & Scale Estimation
Get instant feedback as you adjust settings. The app runs real-time, asynchronous calculations to show you the estimated compressed file size and the scale percentage needed before you even press compress.
Live Split Preview Compare
Inspect quality visual differences instantly. Toggle back and forth between the "Original" and "Compressed" image previews using the built-in switch to ensure you are 100% satisfied before saving.
Multi-Format Support
Easily convert and compress between industry-standard formats:
• JPEG / JPG: Highly compatible quality-based compression.
• WEBP: Next-generation web format for maximum space saving.
• PNG: Lossless quality scaling. Shrink resolution dimensions to reduce size without compression artifacts.
Advanced Presets Manager
Save time with custom workflows:
• Choose from built-in configurations: High Quality JPEG, Web Optimized WEBP, Email Friendly WEBP, Lossless PNG.
• Create, edit, and delete your own custom presets.
• Set your favorite configuration as the app Default to load it automatically on startup.
Privacy & Metadata (EXIF) Control
Toggle whether to keep or strip Exif metadata. Easily remove sensitive details such as GPS location coordinates, camera models, shoot dates, and times to protect your privacy before sharing.
Direct Sharing & Saving
• Zero Storage Permissions: Complies with modern Android Scoped Storage. Saves files directly to your gallery (Pictures/ProCompressor) without requesting dangerous write permissions on newer devices.
• Quick Share: Send your compressed files straight to Email, Chat, Resume portals, or Social Media apps with one tap.
Modern UI & Theme Personalization
• Toggle Dark Mode: Switch between clean Light and gorgeous Dark themes to match your preference.
• Crash-Free Memory Guard: Employs smart raw image downsampling to prevent Out-of-Memory (OOM) errors, ensuring smooth performance even on low-end devices and with massive camera pictures.