Thumbium vs ThumbnailGo
Thumbium
thumbium.comThumbnailGo
thumbnailgo.comSide by side
| Figure | Thumbium | ThumbnailGo |
|---|---|---|
| Price from | — | $9/mo |
| Free plan | — | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | — | Yes |
| Plans published | 3 | 3 |
| Spec score · AI Thumbnail Generators | 7.4 (#24) | 8.6 (#4) |
| Refund policy | The pricing page offers a 14-day money-back guarantee; its refund policy says OpenAI usage charges are separate and not refundable by Thumbium. | Initial subscriptions qualify for a refund within 14 days only when fewer than 15 generations were made; later renewals and higher usage are excluded. |
| Styles | Users can choose art styles and image types such as Photoreal, Cartoon, Anime, and 3D, or leave the image type on Auto. | The pricing page lists 3 basic presets on Free and 10+ presets on paid plans. |
| Support | The site lists support at [email protected]. | The pricing comparison lists Community support for Free, Email for Pro, and Priority support for Ultra. |
Plans
In their own words
ThumbnailGo
ThumbnailGo turns a written prompt and a style choice into YouTube thumbnails. It advertises sub-second generation and multiple variations, and says its proprietary AI was trained on millions of high-performing YouTube thumbnails. Generated images are automatically upscaled to 4K and can be exported or shared to the creator gallery. The Free plan costs nothing and allows five generations monthly, Standard quality, 16:9 and 1:1 formats, and basic presets. Pro costs $9 a month for 100 monthly generations, HD and Ultra quality, all aspect ratios and presets, selfie upload and blending, thumbnail recreation and modification, priority generation, and watermark-free downloads. Ultra costs $29 a month and includes 500 generations, Ultra quality, API access, priority support, and a commercial license. ThumbnailGo runs on the web and via API; full generator operations require Google OAuth registration. Users retain ownership, copyright, and distribution rights to generated thumbnails, with a display license granted for gallery-published work.