| What it does | AI video caption generator with word-level timing and MP4 export for short-form video platforms
| AI Image Extender - Expand Images to Any Size
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| Stage | Not given
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| Founded | Not given
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| Based in | PL
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| Pricing model | Freemium
| Freemium
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| Pricing | Free tier: 5 minutes of transcription, edit-only (no export). Pro monthly: $5/month with 100 minutes of transcription and 100 minutes of MP4 export per month. Pro yearly: $50/year (pay 10 months, get 12).
| Free credits on signup. Monthly subscriptions: Basic $8.3/month (2400 Credits, up to 1200 images, max 2000x2000), Creator $20.8/month (6600 Credits, up to 3300 images, max 3000x3000), Master $41.6/month (14400 Credits, up to 7200 images, max 4096x4096). Yearly plans: Basic $99/year, Creator $249/yea
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| Key features | - Word-level AI timing for precise caption synchronization
- AI transcription with automatic language detection (99 languages)
- Viral-ready caption presets (Bold Outline, Box, Cinematic, Karaoke, Emphasis, Animated)
- Burned-in MP4 export with no watermark
- SRT and VTT subtitle format export
- Drag-and-drop editor with word-level timing adjustment
- Fast transcription (12 seconds for 60-second clip)
- Support for large video files (up to 5 GB)
- Free subtitle conversion tools (SRT, VTT, ASS formats)
- Safe zone preview for TikTok and Instagram Reels
| - Seamless image expansion with AI-generated matching backgrounds
- Expand images up to 4096x4096 pixels without quality loss
- Batch process up to 20 images at once with consistent results
- Platform presets for Instagram, Pinterest, YouTube, Facebook, LinkedIn, Twitter
- Custom aspect ratio and dimension selection
- Support for JPG, PNG, and WEBP formats
- Original image content stays pixel-for-pixel untouched
- Content-aware outpainting preserves subject position
- Export ready-to-use files in exact dimensions
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| What makes it different | - Word-level caption timing instead of block-level for tighter rhythm and precise control
- No watermark on exported videos; clean MP4s ready to publish immediately
- Burned-in captions survive downloads, reposts, and all players without separate subtitle files
- Free tier with 5 minutes of editing; no credit card required to try
- 99-language auto-detection including mixed-language video support
| - Seamless, natural results that look like original photos without visible seams or stretched pixels
- Batch processing of up to 20 images with one-click consistency
- No design skills or complex tools required
- Free credits for new users to start immediately
- Designed for multiple use cases: creators, e-commerce, photographers, and everyday fixes
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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) | 5 ▼ −2 (down) since last check | 24 ▼ −1 (down) since last check |
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| Trust Flow (Majestic) | 19 | 5 |
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| Citation Flow (Majestic) | 14 | 26 |
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| Referring domains (Majestic) | 47 | 97 |
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SoCaptions
PixExtender