SparkRobin.ai
Spark Robin offers short-video generation from a written prompt or a reference image. The official generation page presents separate Text To Video and Image to Video modes, with style, aspect and duration settings. Its visible interface requires Google sign-in before generation begins.
Describe a clip or supply a reference
For text-to-video, write the scene and motion you want. The interface offers a prompt field and settings to choose the format. Image-to-video starts from a reference image that the system animates.
Keep the intended action narrow enough to inspect in a short clip. Check whether the generated motion preserves the subject and whether an animated product or person changes appearance in a misleading way.
The captured page shows the controls and an account-checking state. That supports the advertised workflow, not a completed generation or a claim that this article tested the account-gated service.
Choose the format and duration
The pricing explanation describes adjusting style, aspect ratio and duration before generating another version. Its Starter plan lists four-second generation and landscape or portrait formats.
Creator lists durations of four, eight, twelve, sixteen and twenty seconds. Longer-video options should not be assumed to belong to the free plan merely because they appear in the product's general description.
Review the result at its intended aspect ratio, especially if the clip is for a product placement or vertical social post. The page's language about fast iteration does not establish a measured completion time or the quality of every generated scene.
Understand the credit allowance
Starter is advertised at zero dollars forever, but the captured source does not state a complete free generation quota. Creator lists 120 monthly video credits and Studio lists 420, with their own queue and support features.
The FAQ says a credit represents a generation request and that longer videos may use more capacity as plan limits evolve. That qualification means the monthly credit figure is not a guaranteed count of finished clips at any duration.
Creator and Studio are described as intended for commercial projects. Check the applicable terms and rights to your reference material before publication rather than treating that plan label as blanket clearance.
The pricing page says prompts are not displayed publicly on the site. It does not establish a complete retention policy or independently verified privacy protection. Spark Robin is a source-supported candidate for bounded clip experiments, with account access, current limits and output review settled before a larger campaign.