ThumbnailMaker vs Sumi
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
ThumbnailMaker compared with Sumi
| Detail | 
ThumbnailMaker | 
Sumi |
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| What it does | AI thumbnail maker for YouTube that writes the brief, generates the image and checks it at feed size
| AI manga translator that re-letters your language into the art
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| Stage | Not given
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| Founded | Not given
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| Based in | MA
| Not given
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| Pricing model | Paid
| Freemium
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| Pricing | Not given
| Free tier: 1 page without account, 5 pages on signup, 5 claimable daily. Pro: $6.99/month (1,500 pages/month). Pro+: $14.99/month (4,000 pages/month). Studio: $39.99/month (12,000 pages/month). Yearly billing available: Pro $69.99/year, Pro+ $149.99/year, Studio $399.99/year.
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| Key features | - Paste YouTube video link to automatically write brief from title, description and transcript
- Text is read back and corrected if letters are wrong
- Checked at feed size with readability graded at 336 pixels
- Brand kit to apply channel colors, lettering and visual style to every thumbnail
- Export at 4K resolution (3840×2160) recommended by YouTube
- Auto-Polish finds weakest point and fixes it automatically
| - Instant page-by-page translation without uploading
- Works on pages requiring login
- Text erasing and re-lettering in artwork
- Native vertical CJK typesetting
- Offline translation on iPhone and iPad
- Batch translation up to 20 pages
- Works on 30 official publisher platforms
- Chrome, Firefox, Edge and Safari extensions
- Editable translations in reader
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| What makes it different | - Text automatically checked and corrected before you see the image
- Built specifically for YouTube's constraints like duration badge corner and feed size
- Full commercial rights with no watermark on any plan
| - Erases original text and re-letters into artwork instead of pasting white boxes
- Translates in-place on pages you're already reading without uploading chapters
- Fully offline translation on iPhone and iPad with no data leaving device
- One subscription across web, extensions, and all native apps
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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) | 13 ▼ −1 (down) since last check | 18 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 6 | 7 |
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| Citation Flow (Majestic) | 24 | 24 |
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| Referring domains (Majestic) | 12 | 70 |
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4 details filled in for both companies.
More alternatives to ThumbnailMaker More alternatives to Sumi