A Sandcastles alternative for app makers.
Sandcastles finds viral videos and writes scripts. Aurli does that and then makes the video with AI.
Written by Aurli, so we say where Sandcastles is the better pick.
Pick Sandcastles if
- You only need research: outliers across TikTok, Instagram and YouTube Shorts
- You or your creators will film the videos yourselves
Pick Aurli if
- You want the breakdown and the AI-made video in one place
- You want to start free: 5 breakdowns a month and free tools
- You want outlier alerts on accounts you pick (Aurli’s Watchlist)
| Aurli | Sandcastles | |
|---|---|---|
| Plans from | $19 / month | $49 / month ($39 billed yearly) |
| Per short video | $1.10–3.20 | Doesn’t make videos: research and scripts only |
| Free to try | 5 breakdowns a month plus free tools | 7-day free trial, no card |
| Starts from | A viral TikTok link | Finding viral outliers |
| Same person every video | Yes, your own AI character | No video generation |
Sources: Aurli pricing and Sandcastles pricing, checked 4 November 2026. Sandcastles’ site didn’t load for our checker; figures from gappsy.com and thegtmdirectory.com (October 2026).
Questions
Does Sandcastles make videos?
No. It finds viral videos and writes hooks and scripts; you film them.
Is there a free Sandcastles alternative?
Aurli’s free account breaks down 5 TikToks a month, and its transcript and analyzer tools need no account.
Comparing more tools? See the best AI UGC tools for app makers.