| What it does | Free online tools that run in your browser
| Solve everyday tasks quickly with AI using browser-based online tools
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| Stage | Not given
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| Founded | Not given
| 2022
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| Based in | Not given
| JP
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Free plan: all tools available with daily task limits; Pro plan: ¥1,320/month or ¥15,840/year (33% off annual); AI credits: ¥1 per credit, purchases from ¥100-¥10,000 in ¥100 increments, valid for 6 months.
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| Key features | - Image compression with no visible quality loss
- Merge and shrink multiple PDFs
- Convert MP4 and MOV to GIF without watermark
- AI Excel formula generator from plain English descriptions
- Audio transcription with Whisper AI on-device
- ID photo watermark protector
- HEIC to JPG conversion
- Office-to-PDF converters (Word, Excel, PowerPoint, URL)
- Tools run offline after page loads
- File encryption
| - PDF compression and editing (merge, split, rotate, add page numbers, headers, footers, watermarks, digital stamps, password protection)
- Image conversion and processing (HEIC, SVG, WebP, PNG, JPG formats)
- OCR and text recognition (image text extraction, handwriting recognition, receipt scanning)
- QR code and barcode tools (creation and scanning)
- Markdown conversion from multiple file formats
- Browser-based processing with privacy protection
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| What makes it different | - All processing happens on your device—nothing is sent to servers or stored
- Open source code auditable on GitHub
- No accounts required; works instantly
- Built specifically for sensitive files that should never be uploaded
- No data collection, ads, or analytics on files
| - Privacy-first design with most file processing completed entirely in the browser without server upload
- Completely free with all tools available, registration requires only email address with no password needed
- Comprehensive toolset with 100+ tools across PDF, image, text, and AI categories in single platform
- Optimized for Japanese users with Japanese language support and culturally relevant features
- Single Pro subscription provides unlimited daily task limits for all tools plus ad-free experience
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 8 ● no change since last check | 7 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 12 |
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| Citation Flow (Majestic) | 22 | 28 |
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| Referring domains (Majestic) | 12 | 43 |
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sakuttoAI