| What it does | Batch compress, convert, resize, crop and watermark media in your browser without uploading
| Browser-based EPUB workspace for viewing, editing, and extracting DRM-free ebook files locally
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| Based in | Not given
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| Pricing model | Freemium
| Free
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| Pricing | Free: $0 forever, 3 files exported per batch, all tools. Pro: $19 one-time purchase, lifetime, unlimited exports.
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| Key features | - Batch compression with quality targets for images, video CRF and audio bitrate
- Format conversion between JPEG, PNG, WebP, AVIF, MP4, MP3, M4A and WAV
- Crop and resize with ratio snapping and percent or pixel scaling
- Rotation and flip operations in 90 degree steps
- Color filters including vivid, cinematic, mono, warm, cool and faded
- Text or image watermarking with opacity, color and position control
- Per-file size estimate before processing and before/after preview
- Privacy meter showing zero bytes uploaded
- Process files up to 200 MB each
- Works offline after initial load with engine caching
| - EPUB viewer for reading chapters and inspecting publication structure
- Metadata editor to modify title, authors, language, publisher, description, and subjects
- Cover editor to replace publication artwork
- Extract chapters to Markdown format with metadata and image references
- Extract chapters to plain UTF-8 text
- Browser-local file processing with no server upload
- Blocks external resources and publication scripts by default
- Supports EPUB 2 and EPUB 3 formats
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| What makes it different | - All processing happens locally in your browser with no file uploads
- One-time $19 purchase instead of subscription
- No account, no data collection, no telemetry
- Free tier processes 3 files per batch without time limit
- Works offline and handles sensitive company files safely
| - Local browser processing keeps your ebook file private and offline
- Non-destructive editing preserves original files while creating new versions
- Focused single-task tools instead of complex full-featured desktop software
- Clear compatibility limits and honest support boundaries documented
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 13 ● no change since last check | 3 ● no change since last check |
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| Trust Flow (Majestic) | 8 | 6 |
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| Citation Flow (Majestic) | 16 | 27 |
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| Referring domains (Majestic) | 27 | 31 |
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EPUB Toolset