Free tool
Social image alt text generator
Draft short alt text for social posts where speed matters but the description still needs to be clear. Add the platform, post topic, and visible text so the result fits the post.
Good for
- Draft Instagram alt text before posting.
- Describe Pinterest images without stuffing keywords.
- Keep social images accessible across platforms.
Useful social context
- Platform and post topic.
- Visible text in the image.
- Whether it is a photo, chart, quote card, meme-style image, or product post.
- Any names, places, or event context the viewer needs.
Social alt text tips
- Describe visible text if the image contains a quote, announcement, or chart label.
- Do not use hashtags as a substitute for image description.
- Keep tone plain and readable across platforms.
Example social context
Bluesky launch post for a new feature. Image shows a settings screen with the export button highlighted.