Side by side
Facecheck AI vs Substrate
2 tools side by side, on the data we have on file for each.
| Facecheck AI | Substrate | |
|---|---|---|
| Price | $19 per month (Rookie Sleuth plan) | Free Trial $0 |
| Free tier | No | Yes, limited |
| Our score | 3.9 / 5 | 4.0 / 5 |
| Our line on it | Find anyone online with FaceCheck.ID, but remember many unrelated people look alike. | Limited to free trial; not suitable for full-time use. |
| Best for | Law enforcement and private investigators | Personal projects and light workloads |
| Not for | Parents worried about child identity theft | Heavy data processing tasks |
| Platforms | Web, API | Web, API |
| Category | Development | Development |
| Best described as | API Development | API Development |
| Last checked | 3 Oct 2026 | 4 Oct 2026 |
We have not written a verdict for this pairing
The table above is the data on each tool's own page, side by side. A written head-to-head goes further: it names a winner per use case and says who should stay where they are. Those are written by a reviewer, pair by pair, so this one may not have its verdict yet.