Free TikTok Caption Generator for Product Videos

Use the generator for post-description copy

The required fields are product, buyer question, and a fact you can verify. The optional fields are a phrase you supply, a call to action, and disclosure text. The browser combines these values into one concise draft; it does not create multiple variants or retrieve popular phrases.

When an optional phrase is supplied, the draft begins with that phrase and the question; otherwise it begins with the product and question. The fact follows, with an optional CTA and disclosure text at the end. Edit anything that does not match the actual post.

Caption text is not a subtitle track

TikTok has described its auto-captions feature as transcribing spoken audio and displaying the resulting text on videos to support accessibility. This generator does not listen to a clip, correct a transcript, add timing, or create accessible subtitles. Review TikTok’s current caption controls in your account and proofread any transcript separately.

Example with hypothetical inputs

Illustrative example only; the product detail is invented and is not a claim about a real item. If a seller entered product = “folding storage basket,” question = “How does it collapse?” fact = “The side panels fold inward,” and phrase = “folding storage basket,” the draft would start with the supplied phrase and question, then repeat the supplied fact. The seller would still need to inspect the basket, make sure the video demonstrates the fold, and remove or correct anything that is not accurate.

Keep the caption inside the evidence

Do not use the caption to make a claim the clip cannot support. A short post description can add context, but it cannot turn a staged comparison into a controlled test or a single product demonstration into a typical result.

• Use only details that match the exact product shown.
• Avoid invented customer quotes, scarcity, price claims, guarantees, and health or safety claims.
• Use a CTA only if the described next step is currently available.
• Check punctuation, spelling, product names, and any phrase you entered manually.
• If the caption would be misleading without the video, rewrite it so its limits are clear.

A caption does not replace TikTok disclosure controls

TikTok’s help guidance says posts promoting your own business or a third-party product or service must use the platform’s content-disclosure setting. The optional disclosure-text field in this tool is plain text only; it cannot set the platform label, determine whether a disclosure is legally sufficient, or check an applicable jurisdiction’s rules. Verify the current TikTok controls and applicable requirements before publishing.

Use the next tool for the part the caption cannot do

If you need an opening line and first shot, use the product hook generator. If you need question ideas before writing, mine real buyer questions first. Keep the caption aligned with the final edit rather than treating it as a substitute for a clear demonstration.